# A PPENDIX 

# C: S TATISTICAL 

# A NALYSISAppendix C

118 Results for: POTW A

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38354 53.6 322 37817 38067 38358 38628 Inf TR Hg (ng/L 35 1 249.4 85.5 505.8 61.1 85.5 130.0 229.0

Variable Maximum Sample Date2 38895 Inf TR Hg (ng/L 3080.0

Data Display

S_TAU -27.0000 VAR_S 4956.33 Z_S -0.369312

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0453782 0.711895 2 KENDALL'S TAU_B -0.0454546 0.711895

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 835.571 -0.0993377 -0.0184049 0.0767196

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

119 Sample Date2Inf TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 3500

3000

2500

2000

1500

1000

500

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38354 53.6 322 37817 38067 38358 38628 Inf TSS (mg/L) 36 0 183.6 15.9 95.2 71.0 135.5 159.0 217.8

Variable Maximum Sample Date2 38895 Inf TSS (mg/L) 641.0

Data Display

S_TAU -76.0000 VAR_S 5385.33 Z_S -1.02201

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.120635 0.306776 2 KENDALL'S TAU_B -0.121020 0.306776

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

120 1 1262.76 -0.101010 -0.0287757 0.0291480

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 700

600

500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Sample Date2 36 0 38354 53.6 322 37817 38067 38358 Eff TR Hg (ng/L) 33 3 10.582 0.638 3.666 4.900 7.800 9.500

Variable Q3 Maximum Sample Date2 38628 38895 Eff TR Hg (ng/L) 13.100 19.300

Data Display

S_TAU -162.000 VAR_S 4163.33 Z_S -2.49520

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.306818 0.0125886 2 KENDALL'S TAU_B -0.307401 0.0125886Appendix C

121 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 174.763 -0.0073077 -0.0043142 -0.0013142

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 20.0

17.5

15.0

12.5

10.0

7.5

5.0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38354 53.6 322 37817 38067 38358 38628 Eff Dissolved Hg 9 27 2.133 0.403 1.209 1.000 1.150 2.000 2.750

Variable Maximum Sample Date2 38895 Eff Dissolved Hg 4.800

Data Display

S_TAU -16.0000 VAR_S 92.0000 Z_S -1.56386Appendix C

122 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.444444 0.117851 2 KENDALL'S TAU_B -0.444444 0.117851

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 85.4637 -0.0036723 -0.0021681 0.0003017

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Dissolved Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38354 53.6 322 37817 38067 38358 38628 Eff TSS (mg/L) 36 0 15.69 1.53 9.21 5.00 10.00 14.00 17.00

Variable Maximum Sample Date2 38895 Eff TSS (mg/L) 45.00

Data DisplayAppendix C

123 S_TAU 127.000 VAR_S 5346.33 Z_S 1.72323

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.201587 0.0848475 2 KENDALL'S TAU_B 0.206394 0.0848475

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -195.841 0 0.0054707 0.0108460

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 50

40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Sample Date2 36 0 38354 53.6 322 37817 38067 38358 Biosolids Hg (mg 35 0 1.1567 0.0925 0.5472 0.5190 0.8280 1.0000

Variable Q3 MaximumAppendix C

124 Sample Date2 38628 38895 Biosolids Hg (mg 1.1680 3.1000

* ERROR * Specify columns of equal length. * ERROR * Macro exiting...
MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 36 0 183.6 15.9 95.2 71.0 135.5 159.0 217.8 Inf TR Hg (ng/L 35 1 249.4 85.5 505.8 61.1 85.5 130.0 229.0

Variable Maximum Inf TSS (mg/L) 641.0 Inf TR Hg (ng/L 3080.0

Data Display

S_TAU 125.000 VAR_S 4951.68 Z_S 1.76216

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.210084 0.0780422 2 KENDALL'S TAU_B 0.211149 0.0780422

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 74.9882 -0.03 0.350394 0.9

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

125 Inf TSS (mg/L)Inf TR Hg (ng/L)

700 600 500 400 300 200 100 0 3500

3000

2500

2000

1500

1000

500

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TR Hg (ng/L 35 1 249.4 85.5 505.8 61.1 85.5 130.0 Eff TR Hg (ng/L) 33 3 10.582 0.638 3.666 4.900 7.800 9.500

Variable Q3 Maximum Inf TR Hg (ng/L 229.0 3080.0 Eff TR Hg (ng/L) 13.100 19.300

Data Display

S_TAU 136.000 VAR_S 3798.67 Z_S 2.19037

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.274194 0.0284973 2 KENDALL'S TAU_B 0.275304 0.0284973

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

126 1 8.80372 0.0012492 0.0074627 0.0235131

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff TR Hg (ng/L)

3000 2500 2000 1500 1000 500 0 35

30

25

20

15

10

5 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 35 1 249.4 85.5 505.8 61.1 85.5 130.0 229.0 Eff Dissolved Hg 9 27 2.133 0.403 1.209 1.000 1.150 2.000 2.750

Variable Maximum Inf TR Hg (ng/L 3080.0 Eff Dissolved Hg 4.800

Data Display

S_TAU 10.0000 VAR_S 65.3333 Z_S 1.11346

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.357143 0.265510 2 KENDALL'S TAU_B 0.357143 0.265510Appendix C

127 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -0.0048904 -0.0095238 0.0139175 0.0336283

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff Dissolved Hg (ng/L)

250 200 150 100 50 5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c5 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TR Hg (ng/L) 33 3 10.582 0.638 3.666 4.900 7.800 9.500 Eff Dissolved Hg 9 27 2.133 0.403 1.209 1.000 1.150 2.000

Variable Q3 Maximum Eff TR Hg (ng/L) 13.100 19.300 Eff Dissolved Hg 2.750 4.800

Data Display

S_TAU 12.0000 VAR_S 65.3333 Z_S 1.36090Appendix C

128 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.428571 0.173546 2 KENDALL'S TAU_B 0.428571 0.173546

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.617145 -0.0740741 0.179740 0.625

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

15.0 12.5 10.0 7.5 5.0 5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TSS (mg/L) 36 0 15.69 1.53 9.21 5.00 10.00 14.00 Eff TR Hg (ng/L) 33 3 10.582 0.638 3.666 4.900 7.800 9.500

Variable Q3 Maximum Eff TSS (mg/L) 17.00 45.00 Eff TR Hg (ng/L) 13.100 19.300

Data DisplayAppendix C

129 S_TAU 128.000 VAR_S 4133.42 Z_S 1.97537

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.242424 0.0482258 2 KENDALL'S TAU_B 0.248109 0.0482258

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 7 0 0.178571 0.3

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

50 40 30 20 10 0 20.0

17.5

15.0

12.5

10.0

7.5

5.0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 36 0 15.69 1.53 9.21 5.00 10.00 14.00 17.00 Eff Dissolved Hg 9 27 2.133 0.403 1.209 1.000 1.150 2.000 2.750

Variable MaximumAppendix C

130 Eff TSS (mg/L) 45.00 Eff Dissolved Hg 4.800

Data Display

S_TAU -12.0000 VAR_S 87.3333 Z_S -1.17707

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.333333 0.239167 2 KENDALL'S TAU_B -0.353553 0.239167

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.88 -0.52 -0.08 0.0428571

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

15 14 13 12 11 10 9 8 5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Biosolids Hg (mg/kg)Appendix C

131 Variable N N* Mean SE Mean StDev Minimum Q1 Median Sample Date2 35 0 38338 52.8 313 37817 38056 38336 Biosolids Hg (mg 35 0 1.1567 0.0925 0.5472 0.5190 0.8280 1.0000

Variable Q3 Maximum Sample Date2 38623 38860 Biosolids Hg (mg 1.1680 3.1000

Data Display

S_TAU -120.000 VAR_S 4948.67 Z_S -1.69162

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.201681 0.0907184 2 KENDALL'S TAU_B -0.202878 0.0907184

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 11.5455 -0.0006657 -0.0002751 0.0000229

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Biosolids Hg (mg/kg)

39000 38750 38500 38250 38000 3.0

2.5

2.0

1.5

1.0

0.5 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

132 MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 36 0 183.6 15.9 95.2 71.0 135.5 159.0 Eff TR Hg (ng/L) 33 3 10.582 0.638 3.666 4.900 7.800 9.500

Variable Q3 Maximum Inf TSS (mg/L) 217.8 641.0 Eff TR Hg (ng/L) 13.100 19.300

Data Display

S_TAU 58.0000 VAR_S 4158.68 Z_S 0.883888

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.109848 0.376757 2 KENDALL'S TAU_B 0.110476 0.376757

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 8.04862 -0.016 0.0092444 0.0256410

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

133 Inf TSS (mg/L)Eff TR Hg (ng/L)

700 600 500 400 300 200 100 0 20.0

17.5

15.0

12.5

10.0

7.5

5.0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 36 0 183.6 15.9 95.2 71.0 135.5 159.0 217.8 Eff Dissolved Hg 9 27 2.133 0.403 1.209 1.000 1.150 2.000 2.750

Variable Maximum Inf TSS (mg/L) 641.0 Eff Dissolved Hg 4.800

Data Display

S_TAU 2.00000 VAR_S 90.0000 Z_S 0.105409

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0555556 0.916051 2 KENDALL'S TAU_B 0.0571662 0.916051

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

134 1 1.85213 -0.06 0.0010638 0.0285714

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff Dissolved Hg (ng/L)

250 200 150 100 50 5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

135 Results for: POTW B

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Inf TR Hg (ng/L 36 0 127.7 19.3 115.7 15.9 48.1 80.0 211.8

Variable Maximum Sample Date2 38875 Inf TR Hg (ng/L 448.0

Data Display

S_TAU 66.0000 VAR_S 5390.00 Z_S 0.885358
Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.104762 0.375964 2 KENDALL'S TAU_B 0.104762 0.375964

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -1032.57 -0.0456522 0.0290149 0.111012

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

136 Sample Date2Inf TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Inf TSS (mg/L) 36 0 124.7 12.3 73.7 55.0 88.0 111.0 139.0

Variable Maximum Sample Date2 38875 Inf TSS (mg/L) 503.0

Data Display

S_TAU -58.0000 VAR_S 5385.33 Z_S -0.776727

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0920635 0.437320 2 KENDALL'S TAU_B -0.0923572 0.437320

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

137 1 723.563 -0.0601504 -0.0159759 0.0303797

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Eff TR Hg (ng/L) 36 0 2.931 0.193 1.157 1.400 2.143 2.665 3.438

Variable Maximum Sample Date2 38875 Eff TR Hg (ng/L) 7.110

Data Display

S_TAU -25.0000 VAR_S 5387.00 Z_S -0.326992

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0396825 0.743674 2 KENDALL'S TAU_B -0.0397774 0.743674Appendix C

138 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 8.96325 -0.0012052 -0.0001643 0.0009194

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Eff Dissolved Hg 36 0 3.31 2.31 13.83 0.52 0.93 0.99 1.07

Variable Maximum Sample Date2 38875 Eff Dissolved Hg 84.00

Data Display

S_TAU 89.0000 VAR_S 5379.67 Z_S 1.19979Appendix C

139 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.141270 0.230221 2 KENDALL'S TAU_B 0.142290 0.230221

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -1.54326 -0.0000681 0.0000661 0.0002458

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Dissolved Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 90

80

70

60

50

40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Eff Turbidity (N 33 3 2.883 0.400 2.297 0.910 1.475 2.140 2.980

Variable Maximum Sample Date2 38875 Eff Turbidity (N 11.100

Data DisplayAppendix C

140 S_TAU -127.000 VAR_S 4162.33 Z_S -1.95300

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.240530 0.0508197 2 KENDALL'S TAU_B -0.241217 0.0508197

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 55.9742 -0.0028571 -0.0014025 0

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Turbidity (NTU)

39000 38800 38600 38400 38200 38000 12

10

8

6

4

2

0 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Eff TSS (mg/L) 36 0 3.450 0.398 2.389 1.000 2.000 3.000 4.000

Variable MaximumAppendix C

141 Sample Date2 38875 Eff TSS (mg/L) 12.000

Data Display

S_TAU -12.0000 VAR_S 5249.33 Z_S -0.151824

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0190476 0.879326 2 KENDALL'S TAU_B -0.0202031 0.879326

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 3 -0.0017857 0 0.0014760

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 12

10

8

6

4

2

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)Appendix C

142 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 36 0 124.7 12.3 73.7 55.0 88.0 111.0 139.0 Inf TR Hg (ng/L 36 0 127.7 19.3 115.7 15.9 48.1 80.0 211.8

Variable Maximum Inf TSS (mg/L) 503.0 Inf TR Hg (ng/L 448.0

Data Display

S_TAU 164.000 VAR_S 5385.33 Z_S 2.22117

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.260317 0.0263396 2 KENDALL'S TAU_B 0.261148 0.0263396

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 30.2478 0.0512821 0.447768 1.12609

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Inf TR Hg (ng/L)

500 400 300 200 100 0 500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

143 MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 36 0 124.7 12.3 73.7 55.0 88.0 111.0 139.0 Eff TR Hg (ng/L) 36 0 2.931 0.193 1.157 1.400 2.143 2.665 3.438

Variable Maximum Inf TSS (mg/L) 503.0 Eff TR Hg (ng/L) 7.110

Data Display

S_TAU 99.0000 VAR_S 5382.35 Z_S 1.33580

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.157143 0.181616 2 KENDALL'S TAU_B 0.158021 0.181616

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.21105 -0.0012727 0.0040897 0.0158491

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

144 Inf TSS (mg/L)Eff TR Hg (ng/L)

500 400 300 200 100 0 7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 36 0 127.7 19.3 115.7 15.9 48.1 80.0 211.8 Eff TR Hg (ng/L) 36 0 2.931 0.193 1.157 1.400 2.143 2.665 3.438

Variable Maximum Inf TR Hg (ng/L 448.0 Eff TR Hg (ng/L) 7.110

Data Display

S_TAU 13.0000 VAR_S 5387.00 Z_S 0.163496

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0206349 0.870128 2 KENDALL'S TAU_B 0.0206842 0.870128

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

145 1 2.64008 -0.0025483 0.0003117 0.0037121

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff TR Hg (ng/L)

500 400 300 200 100 0 7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 36 0 127.7 19.3 115.7 15.9 48.1 80.0 211.8 Eff Dissolved Hg 36 0 3.31 2.31 13.83 0.52 0.93 0.99 1.07

Variable Maximum Inf TR Hg (ng/L 448.0 Eff Dissolved Hg 84.00

Data Display

S_TAU -39.0000 VAR_S 5379.67 Z_S -0.518091

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0619048 0.604395 2 KENDALL'S TAU_B -0.0623517 0.604395Appendix C

146 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.998170 -0.0005587 -0.0001022 0.0004415

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff Dissolved Hg (ng/L)

500 400 300 200 100 0 90

80

70

60

50

40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c5 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TR Hg (ng/L) 36 0 2.931 0.193 1.157 1.400 2.143 2.665 3.438 Eff Dissolved Hg 36 0 3.31 2.31 13.83 0.52 0.93 0.99 1.07

Variable Maximum Eff TR Hg (ng/L) 7.110 Eff Dissolved Hg 84.00

Data Display

S_TAU 207.000 VAR_S 5376.71 Z_S 2.80937Appendix C

147 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.328571 0.0049639 2 KENDALL'S TAU_B 0.331735 0.0049639

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.834142 0.0208333 0.0584835 0.1

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

7 6 5 4 3 2 1 90

80

70

60

50

40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 33 3 2.883 0.400 2.297 0.910 1.475 2.140 2.980 Eff TR Hg (ng/L) 36 0 2.931 0.193 1.157 1.400 2.143 2.665 3.438

Variable Maximum Eff Turbidity (N 11.100 Eff TR Hg (ng/L) 7.110

Data DisplayAppendix C

148 S_TAU 287.000 VAR_S 4160.34 Z_S 4.43406

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.543561 0.0000092 2 KENDALL'S TAU_B 0.546147 0.0000092

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.83562 0.196165 0.436624 0.846667

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TR Hg (ng/L)

12 10 8 6 4 2 0 7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 36 0 3.450 0.398 2.389 1.000 2.000 3.000 4.000 Eff TR Hg (ng/L) 36 0 2.931 0.193 1.157 1.400 2.143 2.665 3.438

Variable MaximumAppendix C

149 Eff TSS (mg/L) 12.000 Eff TR Hg (ng/L) 7.110

Data Display

S_TAU 289.000 VAR_S 5246.67 Z_S 3.97604

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.458730 0.0000701 2 KENDALL'S TAU_B 0.487719 0.0000701

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.86365 0.0833333 0.267115 0.5

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

12 10 8 6 4 2 0 7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff Dissolved Hg (ng/L)Appendix C

150 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 33 3 2.883 0.400 2.297 0.910 1.475 2.140 2.980 Eff Dissolved Hg 36 0 3.31 2.31 13.83 0.52 0.93 0.99 1.07

Variable Maximum Eff Turbidity (N 11.100 Eff Dissolved Hg 84.00

Data Display

S_TAU 144.000 VAR_S 4154.71 Z_S 2.21853

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.272727 0.0265185 2 KENDALL'S TAU_B 0.275337 0.0265185

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.935344 0.0025974 0.0302130 0.0588235

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff Dissolved Hg (ng/L)

12 10 8 6 4 2 0 90

80

70

60

50

40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c6Appendix C

151 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 36 0 3.450 0.398 2.389 1.000 2.000 3.000 4.000 Eff Dissolved Hg 36 0 3.31 2.31 13.83 0.52 0.93 0.99 1.07

Variable Maximum Eff TSS (mg/L) 12.000 Eff Dissolved Hg 84.00

Data Display

S_TAU 158.000 VAR_S 5240.02 Z_S 2.16887

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.250794 0.0300927 2 KENDALL'S TAU_B 0.267927 0.0300927

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.96 0 0.01 0.032

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

152 Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

12 10 8 6 4 2 0 90

80

70

60

50

40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c10 c11 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Biosolids Sample 232 0 38454 20.2 308 37803 38198 38563 38655 Biosolids Hg (mg 232 0 1.806 0.228 3.476 0.114 0.470 0.860 1.956

Variable Maximum Biosolids Sample 38895 Biosolids Hg (mg 38.000

Data Display

S_TAU 2887.00 VAR_S 1396277 Z_S 2.44236

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.107740 0.0145914 2 KENDALL'S TAU_B 0.107879 0.0145914

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

153 1 -11.6621 0.0000567 0.0003247 0.0006857

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38800 38600 38400 38200 38000 37800 40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 36 0 124.7 12.3 73.7 55.0 88.0 111.0 139.0 Eff Dissolved Hg 36 0 3.31 2.31 13.83 0.52 0.93 0.99 1.07

Variable Maximum Inf TSS (mg/L) 503.0 Eff Dissolved Hg 84.00

Data Display

S_TAU 63.0000 VAR_S 5375.06 Z_S 0.845668

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.100000 0.397738 2 KENDALL'S TAU_B 0.101043 0.397738Appendix C

154 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.944432 -0.0006173 0.0004105 0.0016667

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff Dissolved Hg (ng/L)

500 400 300 200 100 0 80

60

40

20

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 33 3 2.883 0.400 2.297 0.910 1.475 2.140 2.980 Eff TSS (mg/L) 36 0 3.450 0.398 2.389 1.000 2.000 3.000 4.000

Variable Maximum Eff Turbidity (N 11.100 Eff TSS (mg/L) 12.000

Data Display

S_TAU 253.000 VAR_S 4045.34 Z_S 3.96208Appendix C

155 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.479167 0.0000743 2 KENDALL'S TAU_B %ktau 0.0000743

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.46705 0.257732 0.716329 1.39860

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TSS (mg/L)

12 10 8 6 4 2 0 9

8

7

6

5

4

3

2

1

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

156 Results for: POTW C

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Inf TR Hg (ng/L 36 0 71.2 13.4 80.1 18.5 37.2 49.8 69.8

Variable Maximum Sample Date2 38875 Inf TR Hg (ng/L 481.0

Data Display

S_TAU 40.0000 VAR_S 5390.00 Z_S 0.531215

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0634921 0.595270 2 KENDALL'S TAU_B 0.0634921 0.595270

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -235.913 -0.0179555 0.0074502 0.0380952

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

157 Sample Date2Inf TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Inf TSS (mg/L) 36 0 108.47 8.16 48.99 54.00 77.75 97.00 119.00

Variable Maximum Sample Date2 38875 Inf TSS (mg/L) 291.00

Data Display

S_TAU -27.0000 VAR_S 5383.00 Z_S -0.354373

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0428571 0.723059 2 KENDALL'S TAU_B -0.0430972 0.723059

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

158 1 423.027 -0.0419162 -0.0085029 0.0222743

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 300

250

200

150

100

50 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Eff TR Hg (ng/L) 36 0 2.484 0.127 0.760 0.509 1.985 2.385 2.965

Variable Maximum Sample Date2 38875 Eff TR Hg (ng/L) 4.520

Data Display

S_TAU -34.0000 VAR_S 5390.00 Z_S -0.449490

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0539683 0.653079 2 KENDALL'S TAU_B -0.0539683 0.653079Appendix C

159 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 11.9756 -0.0010406 -0.0002501 0.0005634

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 5

4

3

2

1

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Sample Date2 36 0 38342 53.5 321 37811 38058 38343 Eff Dissolved Hg 36 0 0.9920 0.0309 0.1852 0.4150 0.8680 0.9715

Variable Q3 Maximum Sample Date2 38625 38875 Eff Dissolved Hg 1.0675 1.3800

Data Display

S_TAU -44.0000 VAR_S 5383.33 Z_S -0.586061Appendix C

160 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0698413 0.557835 2 KENDALL'S TAU_B -0.0701762 0.557835

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.95432 -0.0002419 -0.0000517 0.0001515

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Dissolved Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Eff Turbidity (N 33 3 2.852 0.164 0.943 1.260 2.080 2.890 3.390

Variable Maximum Sample Date2 38875 Eff Turbidity (N 5.460

Data DisplayAppendix C

161 S_TAU -113.000 VAR_S 4164.33 Z_S -1.73558

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.214015 0.0826377 2 KENDALL'S TAU_B -0.214218 0.0826377

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 42.0391 -0.0022086 -0.0010199 0.0001643

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Turbidity (NTU)

39000 38800 38600 38400 38200 38000 6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 36 0 38342 53.5 321 37811 38058 38343 38625 Eff TSS (mg/L) 36 0 4.289 0.243 1.461 1.800 3.225 4.000 5.000

Variable MaximumAppendix C

162 Sample Date2 38875 Eff TSS (mg/L) 8.000

Data Display

S_TAU 89.0000 VAR_S 5111.00 Z_S 1.23092

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.141270 0.218353 2 KENDALL'S TAU_B 0.154459 0.218353

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 4 0 0 0.0021882

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 8

7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Inf TSS (mg/L)Appendix C

163 Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TR Hg (ng/L 36 0 71.2 13.4 80.1 18.5 37.2 49.8 Inf TSS (mg/L) 36 0 108.47 8.16 48.99 54.00 77.75 97.00

Variable Q3 Maximum Inf TR Hg (ng/L 69.8 481.0 Inf TSS (mg/L) 119.00 291.00

Data Display

S_TAU 189.000 VAR_S 5383.00 Z_S 2.56239

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.300000 0.0103954 2 KENDALL'S TAU_B 0.301681 0.0103954

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 71.6289 0.124113 0.509972 0.862208

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Inf TSS (mg/L)

500 400 300 200 100 0 350

300

250

200

150

100

50 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

164 MTB > %ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 36 0 71.2 13.4 80.1 18.5 37.2 49.8 69.8 Eff TR Hg (ng/L) 36 0 2.484 0.127 0.760 0.509 1.985 2.385 2.965

Variable Maximum Inf TR Hg (ng/L 481.0 Eff TR Hg (ng/L) 4.520

Data Display

S_TAU -20.0000 VAR_S 5390.00 Z_S -0.258797

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0317460 0.795792 2 KENDALL'S TAU_B -0.0317460 0.795792

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.43533 -0.0054328 -0.0010117 0.0080167

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

165 Inf TR Hg (ng/L)Eff TR Hg (ng/L)

500 400 300 200 100 0 5

4

3

2

1

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TR Hg (ng/L 36 0 71.2 13.4 80.1 18.5 37.2 49.8 Eff Dissolved Hg 36 0 0.9920 0.0309 0.1852 0.4150 0.8680 0.9715

Variable Q3 Maximum Inf TR Hg (ng/L 69.8 481.0 Eff Dissolved Hg 1.0675 1.3800

Data Display

S_TAU 78.0000 VAR_S 5383.33 Z_S 1.04946

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.123810 0.293967 2 KENDALL'S TAU_B 0.124403 0.293967

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

166 1 0.930647 -0.0004412 0.0008212 0.0032787

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff Dissolved Hg (ng/L)

500 400 300 200 100 0 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c5 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TR Hg (ng/L) 36 0 2.484 0.127 0.760 0.509 1.985 2.385 Eff Dissolved Hg 36 0 0.9920 0.0309 0.1852 0.4150 0.8680 0.9715

Variable Q3 Maximum Eff TR Hg (ng/L) 2.965 4.520 Eff Dissolved Hg 1.0675 1.3800

Data Display

S_TAU 200.000 VAR_S 5383.33 Z_S 2.71224

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.317460 0.0066831 2 KENDALL'S TAU_B 0.318983 0.0066831Appendix C

167 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.678536 0.0384615 0.122836 0.209790

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

5 4 3 2 1 0 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 33 3 2.852 0.164 0.943 1.260 2.080 2.890 3.390 Eff TR Hg (ng/L) 36 0 2.484 0.127 0.760 0.509 1.985 2.385 2.965

Variable Maximum Eff Turbidity (N 5.460 Eff TR Hg (ng/L) 4.520

Data Display

S_TAU 205.000 VAR_S 4164.33 Z_S 3.16124Appendix C

168 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.388258 0.0015710 2 KENDALL'S TAU_B 0.388626 0.0015710

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.21576 0.180328 0.427072 0.737931

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TR Hg (ng/L)

6 5 4 3 2 1 5

4

3

2

1

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 36 0 4.289 0.243 1.461 1.800 3.225 4.000 5.000 Eff TR Hg (ng/L) 36 0 2.484 0.127 0.760 0.509 1.985 2.385 2.965

Variable Maximum Eff TSS (mg/L) 8.000 Eff TR Hg (ng/L) 4.520

Data DisplayAppendix C

169 S_TAU 97.0000 VAR_S 5111.00 Z_S 1.34282

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.153968 0.179330 2 KENDALL'S TAU_B 0.168343 0.179330

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.385 0 0 0.155

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

8 7 6 5 4 3 2 1 5

4

3

2

1

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff Turbidity (N 33 3 2.852 0.164 0.943 1.260 2.080 2.890 Eff Dissolved Hg 36 0 0.9920 0.0309 0.1852 0.4150 0.8680 0.9715

Variable Q3 MaximumAppendix C

170 Eff Turbidity (N 3.390 5.460 Eff Dissolved Hg 1.0675 1.3800

Data Display

S_TAU -47.0000 VAR_S 4160.34 Z_S -0.713171

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0890152 0.475740 2 KENDALL'S TAU_B -0.0894390 0.475740

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.04370 -0.084375 -0.0244651 0.0439216

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff Dissolved Hg (ng/L)

6 5 4 3 2 1 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)Appendix C

171 Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TSS (mg/L) 36 0 4.289 0.243 1.461 1.800 3.225 4.000 Eff Dissolved Hg 36 0 0.9920 0.0309 0.1852 0.4150 0.8680 0.9715

Variable Q3 Maximum Eff TSS (mg/L) 5.000 8.000 Eff Dissolved Hg 1.0675 1.3800

Data Display

S_TAU -97.0000 VAR_S 5105.34 Z_S -1.34357

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.153968 0.179089 2 KENDALL'S TAU_B -0.169151 0.179089

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.9715 -0.03 0 0

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

8 7 6 5 4 3 2 1 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

172 MTB > %ktau c10 c11 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Biosolids Sample 135 0 38330 26.9 313 37809 38054 38327 Biosolids Hg (mg 135 0 0.6939 0.0310 0.3601 0.2058 0.4800 0.6000

Variable Q3 Maximum Biosolids Sample 38600 38894 Biosolids Hg (mg 0.8200 3.2000

Data Display

S_TAU -534.000 VAR_S 276240 Z_S -1.01411

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0590381 0.310532 2 KENDALL'S TAU_B -0.0593407 0.310532

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.60760 -0.0001955 -0.0000524 0.0000680

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

173 Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38800 38600 38400 38200 38000 37800 3.5

3.0

2.5

2.0

1.5

1.0

0.5

0.0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 36 0 108.47 8.16 48.99 54.00 77.75 97.00 Eff TR Hg (ng/L) 36 0 2.484 0.127 0.760 0.509 1.985 2.385

Variable Q3 Maximum Inf TSS (mg/L) 119.00 291.00 Eff TR Hg (ng/L) 2.965 4.520

Data Display

S_TAU -95.0000 VAR_S 5383.00 Z_S -1.28120

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.150794 0.200125 2 KENDALL'S TAU_B -0.151638 0.200125

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

174 1 2.77113 -0.011 -0.0039807 0.0026744

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff TR Hg (ng/L)

300 250 200 150 100 50 5

4

3

2

1

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 36 0 108.47 8.16 48.99 54.00 77.75 97.00 Eff Dissolved Hg 36 0 0.9920 0.0309 0.1852 0.4150 0.8680 0.9715

Variable Q3 Maximum Inf TSS (mg/L) 119.00 291.00 Eff Dissolved Hg 1.0675 1.3800

Data Display

S_TAU 103.000 VAR_S 5376.40 Z_S 1.39109

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.163492 0.164199 2 KENDALL'S TAU_B 0.165197 0.164199Appendix C

175 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.897570 -0.0002242 0.0007622 0.0025

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff Dissolved Hg (ng/L)

300 250 200 150 100 50 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 33 3 2.852 0.164 0.943 1.260 2.080 2.890 3.390 Eff TSS (mg/L) 36 0 4.289 0.243 1.461 1.800 3.225 4.000 5.000

Variable Maximum Eff Turbidity (N 5.460 Eff TSS (mg/L) 8.000

Data Display

S_TAU 204.000 VAR_S 3978.15 Z_S 3.21851Appendix C

176 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.386364 0.0012886 2 KENDALL'S TAU_B 0.419374 0.0012886

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.60162 0 0.829890 1.33333

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TSS (mg/L)

6 5 4 3 2 1 8

7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

177 Results for: POTW D

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38373 51.9 303 37881 38105 38374 38636 Inf TR Hg (ng/L 34 0 181.7 21.3 124.0 14.0 100.0 155.0 230.0

Variable Maximum Sample Date2 38875 Inf TR Hg (ng/L 620.0

Data Display

S_TAU -180.000 VAR_S 4529.33 Z_S -2.65972

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.320856 0.0078206 2 KENDALL'S TAU_B -0.325830 0.0078206

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 5598.12 -0.237467 -0.141844 -0.0352113

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

178 Sample Date2Inf TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 700

600

500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38373 51.9 303 37881 38105 38374 38636 Inf TSS (mg/L) 33 1 282.5 21.0 120.6 64.0 215.0 270.0 340.0

Variable Maximum Sample Date2 38875 Inf TSS (mg/L) 650.0

Data Display

S_TAU -80.0000 VAR_S 4156.67 Z_S -1.22533

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.151515 0.220449 2 KENDALL'S TAU_B -0.152676 0.220449

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

179 1 3222.62 -0.201913 -0.0769233 0.0440529

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf TSS (mg/L)

39000 38800 38600 38400 38200 38000 700

600

500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38373 51.9 303 37881 38105 38374 38636 Eff TR Hg (ng/L) 34 0 2.171 0.165 0.962 1.100 1.575 1.850 2.500

Variable Maximum Sample Date2 38875 Eff TR Hg (ng/L) 5.500

Data Display

S_TAU -92.0000 VAR_S 4514.67 Z_S -1.35434

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.163993 0.175627 2 KENDALL'S TAU_B -0.167774 0.175627Appendix C

180 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 19.0068 -0.0009885 -0.0004471 0.0003226

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38373 51.9 303 37881 38105 38374 38636 Eff TSS (mg/L) 32 2 6.969 0.801 4.533 2.000 4.650 5.800 7.300

Variable Maximum Sample Date2 38875 Eff TSS (mg/L) 22.000

Data Display

S_TAU 22.0000 VAR_S 3796.00 Z_S 0.340844Appendix C

181 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0443548 0.733221 2 KENDALL'S TAU_B 0.0446256 0.733221

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -15.7845 -0.0024339 0.0005621 0.0043836

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38800 38600 38400 38200 38000 25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 1 282.5 21.0 120.6 64.0 215.0 270.0 340.0 Inf TR Hg (ng/L 34 0 181.7 21.3 124.0 14.0 100.0 155.0 230.0

Variable Maximum Inf TSS (mg/L) 650.0 Inf TR Hg (ng/L 620.0

Data DisplayAppendix C

182 S_TAU 9.00000 VAR_S 4135.92 Z_S 0.124395

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0170455 0.901002 2 KENDALL'S TAU_B 0.0174594 0.901002

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 150 -0.2625 0 0.232082

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Inf TR Hg (ng/L)

700 600 500 400 300 200 100 0 700

600

500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 34 0 181.7 21.3 124.0 14.0 100.0 155.0 230.0 Eff TR Hg (ng/L) 34 0 2.171 0.165 0.962 1.100 1.575 1.850 2.500

Variable MaximumAppendix C

183 Inf TR Hg (ng/L 620.0 Eff TR Hg (ng/L) 5.500

Data Display

S_TAU 98.0000 VAR_S 4494.43 Z_S 1.44689

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.174688 0.147929 2 KENDALL'S TAU_B 0.181486 0.147929

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.63725 0 0.0013725 0.0033333

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff TR Hg (ng/L)

700 600 500 400 300 200 100 0 6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)Appendix C

184 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 32 2 6.969 0.801 4.533 2.000 4.650 5.800 7.300 Eff TR Hg (ng/L) 34 0 2.171 0.165 0.962 1.100 1.575 1.850 2.500

Variable Maximum Eff TSS (mg/L) 22.000 Eff TR Hg (ng/L) 5.500

Data Display

S_TAU 236.000 VAR_S 3761.63 Z_S 3.83160

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.475806 0.0001273 2 KENDALL'S TAU_B 0.490730 0.0001273

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.10676 0.0476190 0.119524 0.220238

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

25 20 15 10 5 0 6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

185 MTB > %ktau c8 c9 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Biosolids Sample 34 0 38360 52.4 305 37872 38103 38341 38637 Biosolids Hg (mg 34 0 1.348 0.109 0.636 0.035 0.800 1.200 2.000

Variable Maximum Biosolids Sample 38873 Biosolids Hg (mg 2.700

Data Display

S_TAU 8.00000 VAR_S 4502.00 Z_S 0.104327

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0142602 0.916910 2 KENDALL'S TAU_B 0.0146991 0.916910

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.2 -0.0005510 0 0.0008929

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

186 Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38800 38600 38400 38200 38000 3.0

2.5

2.0

1.5

1.0

0.5

0.0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 1 282.5 21.0 120.6 64.0 215.0 270.0 340.0 Eff TR Hg (ng/L) 34 0 2.171 0.165 0.962 1.100 1.575 1.850 2.500

Variable Maximum Inf TSS (mg/L) 650.0 Eff TR Hg (ng/L) 5.500

Data Display

S_TAU -29.0000 VAR_S 4121.38 Z_S -0.436151

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0549242 0.662727 2 KENDALL'S TAU_B -0.0567038 0.662727

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

187 1 1.8 -0.003 0 0.0013333

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff TR Hg (ng/L)

700 600 500 400 300 200 100 0 6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

188 Results for: POTW E

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38373 51.9 303 37881 38105 38374 38636 Inf TR Hg (ng/L 32 2 101.9 11.9 67.6 24.0 64.5 84.5 117.5

Variable Maximum Sample Date2 38875 Inf TR Hg (ng/L 370.0

Data Display

S_TAU 20.0000 VAR_S 3794.00 Z_S 0.308464

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0403226 0.757729 2 KENDALL'S TAU_B 0.0406518 0.757729

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -113.508 -0.0411622 0.0051563 0.0558723

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

189 Sample Date2Inf TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38373 51.9 303 37881 38105 38374 38636 Inf TSS (mg/L) 33 1 266.9 15.9 91.4 26.0 220.0 260.0 330.0

Variable Maximum Sample Date2 38875 Inf TSS (mg/L) 440.0

Data Display

S_TAU -10.0000 VAR_S 4145.33 Z_S -0.139786

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0189394 0.888829 2 KENDALL'S TAU_B -0.0192330 0.888829

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

190 1 260 -0.113060 0 0.109290

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf TSS (mg/L)

39000 38800 38600 38400 38200 38000 500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38373 51.9 303 37881 38105 38374 38636 Eff TR Hg (ng/L) 34 0 2.076 0.117 0.684 1.200 1.475 1.950 2.525

Variable Maximum Sample Date2 38875 Eff TR Hg (ng/L) 3.700

Data Display

S_TAU -57.0000 VAR_S 4515.67 Z_S -0.833349

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.101604 0.404648 2 KENDALL'S TAU_B -0.104044 0.404648Appendix C

191 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 12.6990 -0.0011429 -0.0002801 0.0005495

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 4.0

3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38373 51.9 303 37881 38105 38374 38636 Eff TSS (mg/L) 33 1 6.097 0.362 2.079 2.000 5.300 5.600 7.200

Variable Maximum Sample Date2 38875 Eff TSS (mg/L) 11.000

Data Display

S_TAU 92.0000 VAR_S 4141.33 Z_S 1.41407Appendix C

192 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.174242 0.157341 2 KENDALL'S TAU_B 0.177291 0.157341

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -40.8788 -0.0005208 0.0012109 0.0036364

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38800 38600 38400 38200 38000 11

10

9

8

7

6

5

4

3

2 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 1 266.9 15.9 91.4 26.0 220.0 260.0 330.0 Inf TR Hg (ng/L 32 2 101.9 11.9 67.6 24.0 64.5 84.5 117.5

Variable Maximum Inf TSS (mg/L) 440.0 Inf TR Hg (ng/L 370.0

Data DisplayAppendix C

193 S_TAU 12.0000 VAR_S 3438.22 Z_S 0.187597

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0258065 0.851193 2 KENDALL'S TAU_B 0.0264030 0.851193

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 85 -0.126087 0 0.2

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Inf TR Hg (ng/L)

400 300 200 100 0 400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 32 2 101.9 11.9 67.6 24.0 64.5 84.5 117.5 Eff TR Hg (ng/L) 34 0 2.076 0.117 0.684 1.200 1.475 1.950 2.525

Variable MaximumAppendix C

194 Inf TR Hg (ng/L 370.0 Eff TR Hg (ng/L) 3.700

Data Display

S_TAU 21.0000 VAR_S 3760.74 Z_S 0.326132

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0423387 0.744324 2 KENDALL'S TAU_B 0.0438025 0.744324

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2 -0.0035714 0 0.0066667

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff TR Hg (ng/L)

400 300 200 100 0 4.0

3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)Appendix C

195 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 33 1 6.097 0.362 2.079 2.000 5.300 5.600 7.200 Eff TR Hg (ng/L) 34 0 2.076 0.117 0.684 1.200 1.475 1.950 2.525

Variable Maximum Eff TSS (mg/L) 11.000 Eff TR Hg (ng/L) 3.700

Data Display

S_TAU 65.0000 VAR_S 4108.53 Z_S 0.998474

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.123106 0.318050 2 KENDALL'S TAU_B 0.128335 0.318050

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.60780 -0.05 0.0521779 0.181818

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

11 10 9 8 7 6 5 4 3 2 4.0

3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

196 MTB > %ktau c8 c9 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Biosolids Sample 34 0 38373 52.5 306 37871 38105 38372 Biosolids Hg (mg 34 0 0.3303 0.0164 0.0954 0.1300 0.2575 0.3200

Variable Q3 Maximum Biosolids Sample 38636 38886 Biosolids Hg (mg 0.3925 0.6000

Data Display

S_TAU -91.0000 VAR_S 4533.67 Z_S -1.33665

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.162210 0.181337 2 KENDALL'S TAU_B -0.164273 0.181337

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.86960 -0.0001681 -0.0000664 0.0000376

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

197 Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38800 38600 38400 38200 38000 0.6

0.5

0.4

0.3

0.2

0.1 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 1 266.9 15.9 91.4 26.0 220.0 260.0 330.0 Eff TR Hg (ng/L) 34 0 2.076 0.117 0.684 1.200 1.475 1.950 2.525

Variable Maximum Inf TSS (mg/L) 440.0 Eff TR Hg (ng/L) 3.700

Data Display

S_TAU 14.0000 VAR_S 4112.43 Z_S 0.202719

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0265152 0.839355 2 KENDALL'S TAU_B 0.0275873 0.839355

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

198 1 1.9 -0.0025 0 0.0026596

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff TR Hg (ng/L)

500 400 300 200 100 0 4.0

3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

199 Results for: POTW F

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf Sample Date2 28 0 38463 47.4 251 38048 38245 38461 38684 Inf TR Hg (ng/L 28 0 180.1 11.3 60.0 74.7 136.0 168.5 212.5

Variable Maximum Inf Sample Date2 38881 Inf TR Hg (ng/L 319.0

Data Display

S_TAU -175.000 VAR_S 2559.00 Z_S -3.43965

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.462963 0.0005825 2 KENDALL'S TAU_B -0.464811 0.0005825

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 5509.52 -0.196081 -0.138869 -0.0737327

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

200 Inf Sample Date2Inf TR Hg (ng/L)

38900 38800 38700 38600 38500 38400 38300 38200 38100 38000 350

300

250

200

150

100 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf Sample Date2 28 0 38463 47.4 251 38048 38245 38461 Inf TSS (mg/L) 27 1 253.96 5.03 26.13 226.00 235.00 248.00

Variable Q3 Maximum Inf Sample Date2 38684 38881 Inf TSS (mg/L) 265.00 350.00

Data Display

S_TAU -153.000 VAR_S 2295.00 Z_S -3.17287

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.435897 0.0015094 2 KENDALL'S TAU_B -0.439672 0.0015094

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

201 1 1764.26 -0.0714286 -0.0394089 -0.0205479

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf Sample Date2Inf TSS (mg/L)

38900 38800 38700 38600 38500 38400 38300 38200 38100 38000 360

340

320

300

280

260

240

220 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Inf Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 27 1 253.96 5.03 26.13 226.00 235.00 248.00 Inf TR Hg (ng/L 28 0 180.1 11.3 60.0 74.7 136.0 168.5

Variable Q3 Maximum Inf TSS (mg/L) 265.00 350.00 Inf TR Hg (ng/L 212.5 319.0

Data Display

S_TAU 56.0000 VAR_S 2292.05 Z_S 1.14882

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.159544 0.250632 2 KENDALL'S TAU_B 0.161618 0.250632Appendix C

202 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 64.8 -0.443038 0.4 1.75

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Inf TR Hg (ng/L)

360 340 320 300 280 260 240 220 300

250

200

150

100 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 28 0 38464 47.5 251 38048 38244 38468 38689 Eff TR Hg (ng/L) 28 0 2.353 0.205 1.084 1.100 1.860 2.100 2.585

Variable Maximum Eff Sample Date2 38881 Eff TR Hg (ng/L) 6.540

Data Display

S_TAU 5.00000 VAR_S 2561.00 Z_S 0.0790415Appendix C

203 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0132275 0.937000 2 KENDALL'S TAU_B 0.0132450 0.937000

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -1.44199 -0.0008723 0.0000921 0.0011725

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff TR Hg (ng/L)

38900 38800 38700 38600 38500 38400 38300 38200 38100 38000 7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 28 0 38464 47.5 251 38048 38244 38468 38689 Eff TSS (mg/L) 28 0 5.050 0.241 1.278 2.800 4.325 4.750 5.475

Variable Maximum Eff Sample Date2 38881 Eff TSS (mg/L) 9.100

Data DisplayAppendix C

204 S_TAU -6.00000 VAR_S 2550.67 Z_S -0.0990018

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0158730 0.921137 2 KENDALL'S TAU_B -0.0160872 0.921137

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 4.75 -0.0018571 0 0.0013514

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff TSS (mg/L)

38900 38800 38700 38600 38500 38400 38300 38200 38100 38000 9

8

7

6

5

4

3

2 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c10 c11 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Biosolids Sample 28 0 38459 47.3 250 38047 38239 38458 Biosolids Hg (mg 28 0 1.3835 0.0729 0.3857 0.8600 1.0585 1.3570

Variable Q3 MaximumAppendix C

205 Biosolids Sample 38680 38869 Biosolids Hg (mg 1.5425 2.4830

Data Display

S_TAU -109.000 VAR_S 2561.00 Z_S -2.13412

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.288360 0.0328329 2 KENDALL'S TAU_B -0.288742 0.0328329

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 15.2058 -0.0009788 -0.0003601 -0.0000150

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Biosolids Sample Date2Biosolids Hg (mg/kg)

38900 38800 38700 38600 38500 38400 38300 38200 38100 38000 2.50

2.25

2.00

1.75

1.50

1.25

1.00 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)Appendix C

206 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 28 0 5.050 0.241 1.278 2.800 4.325 4.750 5.475 Eff TR Hg (ng/L) 28 0 2.353 0.205 1.084 1.100 1.860 2.100 2.585

Variable Maximum Eff TSS (mg/L) 9.100 Eff TR Hg (ng/L) 6.540

Data Display

S_TAU 141.000 VAR_S 2549.69 Z_S 2.77258

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.373016 0.0055614 2 KENDALL'S TAU_B 0.378551 0.0055614

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.804147 0.0666667 0.272811 0.516667

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

9 8 7 6 5 4 3 2 7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

207 Results for: POTW G

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf Sample Date2 298 0 38353 18.3 316 37809 38074 38356 38624 Inf TR Hg (ng/L 298 0 122.8 10.4 180.2 20.0 50.0 70.0 120.0

Variable Maximum Inf Sample Date2 38895 Inf TR Hg (ng/L 1910.0

Data Display

S_TAU 5419.00 VAR_S 2928365 Z_S 3.16611

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.122455 0.0015449 2 KENDALL'S TAU_B 0.127178 0.0015449

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -784.243 0 0.0222717 0.0405954

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

208 Inf Sample Date2Inf TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 2000

1500

1000

500

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf Sample Date2 298 0 38353 18.3 316 37809 38074 38356 Inf TSS (mg/L) 297 0 245.80 5.44 93.81 96.00 185.00 228.00

Variable Q3 Maximum Inf Sample Date2 38624 38895 Inf TSS (mg/L) 292.00 822.00

* ERROR * Specify columns of equal length. * ERROR * Macro exiting...
MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf Sample Date2 297 0 38351 18.3 315 37809 38073 38355 Inf TSS (mg/L) 297 0 245.80 5.44 93.81 96.00 185.00 228.00

Variable Q3 Maximum Inf Sample Date2 38622 38894 Inf TSS (mg/L) 292.00 822.00

Data DisplayAppendix C

209 S_TAU 81.0000 VAR_S 2924978 Z_S 0.0467766

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0018428 0.962691 2 KENDALL'S TAU_B 0.0018501 0.962691

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 228 -0.0275387 0 0.0292208

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf Sample Date2Inf TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 900

800

700

600

500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Inf Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 74 0 38370 38.4 330 37804 38089 38363 38638 Eff TR Hg (ng/L) 74 0 2.870 0.214 1.843 1.200 2.000 2.450 3.100

Variable MaximumAppendix C

210 Eff Sample Date2 39071 Eff TR Hg (ng/L) 13.600

Data Display

S_TAU 125.000 VAR_S 45741.7 Z_S 0.579783

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0462792 0.562061 2 KENDALL'S TAU_B 0.0471604 0.562061

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -2.63793 -0.0004255 0.0001326 0.0007463

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff TR Hg (ng/L)

39200 39000 38800 38600 38400 38200 38000 37800 14

12

10

8

6

4

2

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c9 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TR Hg (ng/L)Appendix C

211 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 74 0 8.801 0.984 8.463 2.000 3.948 6.315 10.668 Eff TR Hg (ng/L) 74 0 2.870 0.214 1.843 1.200 2.000 2.450 3.100

Variable Maximum Eff Turbidity (N 50.340 Eff TR Hg (ng/L) 13.600

Data Display

S_TAU 783.000 VAR_S 45739.7 Z_S 3.65645

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.289893 0.0002557 2 KENDALL'S TAU_B 0.295522 0.0002557

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.12560 0.0258065 0.0513699 0.0902935

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TR Hg (ng/L)

50 40 30 20 10 0 14

12

10

8

6

4

2

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

212 MTB > %ktau c10 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 74 0 4.968 0.440 3.789 0.800 2.900 4.000 5.650 Eff TR Hg (ng/L) 74 0 2.870 0.214 1.843 1.200 2.000 2.450 3.100

Variable Maximum Eff TSS (mg/L) 22.400 Eff TR Hg (ng/L) 13.600

Data Display

S_TAU 439.000 VAR_S 45622.9 Z_S 2.05061

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.162532 0.0403052 2 KENDALL'S TAU_B 0.168040 0.0403052

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.2 0 0.0625 0.142857

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

213 Eff TSS (mg/L)Eff TR Hg (ng/L)

25 20 15 10 5 0 14

12

10

8

6

4

2

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c12 c13 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Biosolids Sample 148 0 38351 25.9 315 37811 38077 38352 Biosolids Hg (mg 148 0 0.3609 0.0127 0.1551 0.1200 0.2600 0.3400

Variable Q3 Maximum Biosolids Sample 38633 38894 Biosolids Hg (mg 0.4200 1.1100

Data Display

S_TAU -294.000 VAR_S 363342 Z_S -0.486082

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0270270 0.626909 2 KENDALL'S TAU_B -0.0273508 0.626909

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

214 1 0.826390 -0.0000777 -0.0000127 0.0000433

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38800 38600 38400 38200 38000 37800 1.2

1.0

0.8

0.6

0.4

0.2

0.0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 297 0 245.80 5.44 93.81 96.00 185.00 228.00 Inf TR Hg (ng/L 297 0 122.9 10.5 180.5 20.0 50.0 70.0

Variable Q3 Maximum Inf TSS (mg/L) 292.00 822.00 Inf TR Hg (ng/L 120.0 1910.0

Data Display

S_TAU 6296.00 VAR_S 2898386 Z_S 3.69758

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.143234 0.0002177 2 KENDALL'S TAU_B 0.149354 0.0002177Appendix C

215 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 48.3407 0 0.0949969 0.161290

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Inf TR Hg (ng/L)

900 800 700 600 500 400 300 200 100 0 2000

1500

1000

500

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c9 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 74 0 38370 38.4 330 37804 38089 38363 38638 Eff Turbidity (N 74 0 8.801 0.984 8.463 2.000 3.948 6.315 10.668

Variable Maximum Eff Sample Date2 39071 Eff Turbidity (N 50.340

Data Display

S_TAU -289.000 VAR_S 45915.0 Z_S -1.34405Appendix C

216 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.106997 0.178932 2 KENDALL'S TAU_B -0.107037 0.178932

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 83.041 -0.0057977 -0.002 0.0009124

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff Turbidity (NTU)

39200 39000 38800 38600 38400 38200 38000 37800 50

40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c9 c10 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 74 0 8.801 0.984 8.463 2.000 3.948 6.315 10.668 Eff TSS (mg/L) 74 0 4.968 0.440 3.789 0.800 2.900 4.000 5.650

Variable Maximum Eff Turbidity (N 50.340 Eff TSS (mg/L) 22.400

Data DisplayAppendix C

217 S_TAU 602.000 VAR_S 45793.4 Z_S 2.80849

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.222880 0.0049774 2 KENDALL'S TAU_B 0.226211 0.0049774

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.9475 0.0512821 0.166667 0.292125

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TSS (mg/L)

50 40 30 20 10 0 25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c10 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 74 0 38370 38.4 330 37804 38089 38363 38638 Eff TSS (mg/L) 74 0 4.968 0.440 3.789 0.800 2.900 4.000 5.650

Variable MaximumAppendix C

218 Eff Sample Date2 39071 Eff TSS (mg/L) 22.400

Data Display

S_TAU 240.000 VAR_S 45795.3 Z_S 1.11683

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0888560 0.264067 2 KENDALL'S TAU_B 0.0901503 0.264067

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -28.8943 -0.0006397 0.0008574 0.0022069

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff TSS (mg/L)

39200 39000 38800 38600 38400 38200 38000 37800 25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)Appendix C

219 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TR Hg (ng/L) 74 0 2.870 0.214 1.843 1.200 2.000 2.450 3.100 Eff Dissolved Hg 12 62 1.367 0.148 0.514 0.800 0.925 1.250 1.775

Variable Maximum Eff TR Hg (ng/L) 13.600 Eff Dissolved Hg 2.300

Data Display

S_TAU 16.0000 VAR_S 207.758 Z_S 1.04067

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.242424 0.298029 2 KENDALL'S TAU_B 0.251976 0.298029

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.534783 -0.137931 0.304348 0.9

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

5 4 3 2 1 2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

220 MTB > %ktau c10 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 74 0 4.968 0.440 3.789 0.800 2.900 4.000 5.650 Eff Dissolved Hg 12 62 1.367 0.148 0.514 0.800 0.925 1.250 1.775

Variable Maximum Eff TSS (mg/L) 22.400 Eff Dissolved Hg 2.300

Data Display

S_TAU -1.00000 VAR_S 205.182 Z_S 0

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0151515 1 2 KENDALL'S TAU_B -0.0160005 1

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.25 -0.111111 0 0.15625

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

221 Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

11 10 9 8 7 6 5 4 3 2 2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c9 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 74 0 8.801 0.984 8.463 2.000 3.948 6.315 10.668 Eff Dissolved Hg 12 62 1.367 0.148 0.514 0.800 0.925 1.250 1.775

Variable Maximum Eff Turbidity (N 50.340 Eff Dissolved Hg 2.300

Data Display

S_TAU -1.00000 VAR_S 209.667 Z_S 0

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0151515 1 2 KENDALL'S TAU_B -0.0155081 1

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

222 1 1.25 -0.175159 0 0.0781929

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff Dissolved Hg (ng/L)

20 15 10 5 2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 74 0 38370 38.4 330 37804 38089 38363 38638 Eff Dissolved Hg 12 62 1.367 0.148 0.514 0.800 0.925 1.250 1.775

Variable Maximum Eff Sample Date2 39071 Eff Dissolved Hg 2.300

Data Display

S_TAU -33.0000 VAR_S 209.667 Z_S -2.20996

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.500000 0.0271076 2 KENDALL'S TAU_B -0.511766 0.0271076Appendix C

223 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 45.8592 -0.0037736 -0.0011504 -0.0001181

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff Dissolved Hg (ng/L)

38800 38600 38400 38200 38000 2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

224 Results for: POTW H

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf Flow Weighted Influent TR Hg

Variable N N* Mean SE Mean StDev Minimum Q1 Median Sample Date2 34 0 38351 56.1 327 37830 38058 38332 Inf Flow Weighte 32 2 126.95 9.54 53.97 70.64 81.32 110.77

Variable Q3 Maximum Sample Date2 38650 38896 Inf Flow Weighte 146.96 251.25

Data Display

S_TAU 56.0000 VAR_S 3802.67 Z_S 0.891905

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.112903 0.372444 2 KENDALL'S TAU_B 0.112903 0.372444

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -616.655 -0.0203927 0.0189924 0.0759988

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

225 Sample Date2Inf Flow Weighted Influent aver

39000 38750 38500 38250 38000 250

200

150

100

50 SLR
THEIL LINE

.

.. DATA Inf Flow Weighted Influent TR Hg VS Sample Date2 SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf Flow Weighted Influent TSS

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38351 56.1 327 37830 38058 38332 38650 Inf Flow Weighte 34 0 279.8 11.4 66.6 168.5 233.7 272.3 320.4

Variable Maximum Sample Date2 38896 Inf Flow Weighte 464.8

Data Display

S_TAU -73.0000 VAR_S 4550.33 Z_S -1.06736

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.130125 0.285809 2 KENDALL'S TAU_B -0.130125 0.285809

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

226 1 1854.64 -0.104371 -0.0412794 0.0488236

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf Flow Weighted Influent av_1

39000 38750 38500 38250 38000 500

450

400

350

300

250

200 SLR
THEIL LINE

.

.. DATA Inf Flow Weighted Influent TSS VS Sample Date2 SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38351 56.1 327 37830 38058 38332 38650 Eff TR Hg (ng/L) 33 1 4.079 0.443 2.547 1.800 2.300 3.100 4.550

Variable Maximum Sample Date2 38896 Eff TR Hg (ng/L) 11.200

Data Display

S_TAU -40.0000 VAR_S 4156.67 Z_S -0.604912

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0757576 0.545238 2 KENDALL'S TAU_B -0.0763381 0.545238Appendix C

227 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 18.9333 -0.0020080 -0.0004129 0.0012016

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38750 38500 38250 38000 11

10

9

8

7

6

5

4

3

2 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Sample Date2 34 0 38351 56.1 327 37830 38058 38332 Eff Dissolved Hg 8 26 1.0875 0.0515 0.1458 1.0000 1.0000 1.0000

Variable Q3 Maximum Sample Date2 38650 38896 Eff Dissolved Hg 1.1750 1.4000

Data Display

S_TAU -12.0000 VAR_S 48.6667 Z_S -1.57680Appendix C

228 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.428571 0.114841 2 KENDALL'S TAU_B -0.534522 0.114841

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 4.68372 -0.0002950 -0.0000957 0

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Dissolved Hg (ng/L)

39000 38750 38500 38250 38000 1.4

1.3

1.2

1.1

1.0

0.9 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38351 56.1 327 37830 38058 38332 38650 Eff Turbidity (N 29 5 3.951 0.676 3.639 0.810 2.000 2.600 4.800

Variable Maximum Sample Date2 38896 Eff Turbidity (N 15.500

Data DisplayAppendix C

229 S_TAU 54.0000 VAR_S 2810.67 Z_S 0.999703

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.133005 0.317454 2 KENDALL'S TAU_B 0.136055 0.317454

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -31.8119 -0.0008511 0.0008980 0.0036036

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Turbidity (NTU)

39000 38750 38500 38250 38000 16

14

12

10

8

6

4

2

0 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 0 38351 56.1 327 37830 38058 38332 38650 Eff TSS (mg/L) 33 1 4.288 0.944 5.425 1.000 1.000 2.000 4.650

Variable MaximumAppendix C

230 Sample Date2 38896 Eff TSS (mg/L) 24.900

Data Display

S_TAU -45.0000 VAR_S 3755.00 Z_S -0.718038

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0852273 0.472734 2 KENDALL'S TAU_B -0.0954453 0.472734

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2 -0.0033195 0 0

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38750 38500 38250 38000 25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Flow Weighted Influent TR Hg, Eff TR Hg (ng/L)Appendix C

231 Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf Flow Weighte 32 2 126.95 9.54 53.97 70.64 81.32 110.77 Eff TR Hg (ng/L) 33 1 4.079 0.443 2.547 1.800 2.300 3.100

Variable Q3 Maximum Inf Flow Weighte 146.96 251.25 Eff TR Hg (ng/L) 4.550 11.200

Data Display

S_TAU 52.0000 VAR_S 3454.00 Z_S 0.867779

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.111828 0.385515 2 KENDALL'S TAU_B 0.112679 0.385515

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.82009 -0.0077321 0.0044038 0.0143803

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf Flow Weighted Influent averEff TR Hg (ng/L)

250 200 150 100 50 11

10

9

8

7

6

5

4

3

2 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf Flow Weighted Influent TR Hg
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

232 MTB > %ktau c3 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Flow Weighted Influent TR Hg, Eff Dissolved Hg

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf Flow Weighte 32 2 126.95 9.54 53.97 70.64 81.32 110.77 Eff Dissolved Hg 8 26 1.0875 0.0515 0.1458 1.0000 1.0000 1.0000

Variable Q3 Maximum Inf Flow Weighte 146.96 251.25 Eff Dissolved Hg 1.1750 1.4000

Data Display

S_TAU 1.00000 VAR_S 35.6667 Z_S 0

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0476190 1 2 KENDALL'S TAU_B 0.0563436 1

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1 -0.0018277 0 0.0025011

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

233 Inf Flow Weighted Influent averEff Dissolved Hg (ng/L)

250 200 150 100 50 1.4

1.3

1.2

1.1

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf Flow Weighted Influent TR Hg
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Flow Weighted Influent TSS, Inf Flow Weighted Influent TR Hg

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf Flow Weighte 32 2 126.95 9.54 53.97 70.64 81.32 110.77 Inf Flow Weighte 34 0 279.8 11.4 66.6 168.5 233.7 272.3

Variable Q3 Maximum Inf Flow Weighte 146.96 251.25 Inf Flow Weighte 320.4 464.8

Data Display

S_TAU 124.000 VAR_S 3802.67 Z_S 1.99462

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.25 0.0460839 2 KENDALL'S TAU_B 0.25 0.0460839

Data DisplayAppendix C

234 Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 216.335 0.0269592 0.505594 0.944083

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf Flow Weighted Influent averInf Flow Weighted Influent av_1

250 200 150 100 50 500

450

400

350

300

250

200 SLR
THEIL LINE

.

.. DATA Inf Flow Weighted Influent TSS VS Inf Flow Weighted Influent TR Hg SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c5 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TR Hg (ng/L) 33 1 4.079 0.443 2.547 1.800 2.300 3.100 Eff Dissolved Hg 8 26 1.0875 0.0515 0.1458 1.0000 1.0000 1.0000

Variable Q3 Maximum Eff TR Hg (ng/L) 4.550 11.200 Eff Dissolved Hg 1.1750 1.4000

Data Display

S_TAU 10.0000 VAR_S 48.6667 Z_S 1.29011

Data Display

Row CORRTYPE CORR_VAL P_VALUEAppendix C

235 1 KENDALL'S TAU_A 0.357143 0.197013 2 KENDALL'S TAU_B 0.445435 0.197013

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.8825 0 0.05 0.210526

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

10 9 8 7 6 5 4 3 2 1 1.4

1.3

1.2

1.1

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 29 5 3.951 0.676 3.639 0.810 2.000 2.600 4.800 Eff TR Hg (ng/L) 33 1 4.079 0.443 2.547 1.800 2.300 3.100 4.550

Variable Maximum Eff Turbidity (N 15.500 Eff TR Hg (ng/L) 11.200

Data Display

S_TAU 155.000 VAR_S 2538.47 Z_S 3.05657Appendix C

236 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.410053 0.0022388 2 KENDALL'S TAU_B 0.419517 0.0022388

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.42698 0.125 0.378896 0.776256

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TR Hg (ng/L)

16 14 12 10 8 6 4 2 0 11

10

9

8

7

6

5

4

3

2 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TSS (mg/L) 33 1 4.288 0.944 5.425 1.000 1.000 2.000 Eff Dissolved Hg 8 26 1.0875 0.0515 0.1458 1.0000 1.0000 1.0000

Variable Q3 Maximum Eff TSS (mg/L) 4.650 24.900 Eff Dissolved Hg 1.1750 1.4000Appendix C

237 Data Display

S_TAU 5.00000 VAR_S 42.6190 Z_S 0.612714

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.178571 0.540065 2 KENDALL'S TAU_B 0.251259 0.540065

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1 0 0 0.0588235

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

25 20 15 10 5 0 1.4

1.3

1.2

1.1

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 33 1 4.288 0.944 5.425 1.000 1.000 2.000 4.650 Eff TR Hg (ng/L) 33 1 4.079 0.443 2.547 1.800 2.300 3.100 4.550Appendix C

238 Variable Maximum Eff TSS (mg/L) 24.900 Eff TR Hg (ng/L) 11.200

Data Display

S_TAU 152.000 VAR_S 3459.88 Z_S 2.56712

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.306452 0.0102547 2 KENDALL'S TAU_B 0.342753 0.0102547

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.79509 0 0.0999546 0.233577

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

25 20 15 10 5 0 11

10

9

8

7

6

5

4

3

2 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c10 c11 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MACAppendix C

239 Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Biosolids Sample 36 0 38349 53.0 318 37830 38073 38338 Biosolids Hg (mg 36 0 1.1542 0.0793 0.4758 0.2100 0.9000 1.1000

Variable Q3 Maximum Biosolids Sample 38634 38875 Biosolids Hg (mg 1.2625 2.5000

Data Display

S_TAU 251.000 VAR_S 5359.00 Z_S 3.41506

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.398413 0.0006377 2 KENDALL'S TAU_B 0.405224 0.0006377

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -27.4986 0.0002970 0.0007460 0.0013312

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38750 38500 38250 38000 2.5

2.0

1.5

1.0

0.5

0.0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

240 MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Flow Weighted Influent TSS, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf Flow Weighte 34 0 279.8 11.4 66.6 168.5 233.7 272.3 320.4 Eff TR Hg (ng/L) 33 1 4.079 0.443 2.547 1.800 2.300 3.100 4.550

Variable Maximum Inf Flow Weighte 464.8 Eff TR Hg (ng/L) 11.200

Data Display

S_TAU -8.00000 VAR_S 4156.67 Z_S -0.108574

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0151515 0.913540 2 KENDALL'S TAU_B -0.0152676 0.913540

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95 1 3.14986 -0.0081229 -0.0001814 0.0091452

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

241 Inf Flow Weighted Influent av_1Eff TR Hg (ng/L)

500 450 400 350 300 250 200 11

10

9

8

7

6

5

4

3

2 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf Flow Weighted Influent TSS
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Flow Weighted Influent TSS, Eff Dissolved Hg

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf Flow Weighte 34 0 279.8 11.4 66.6 168.5 233.7 272.3 Eff Dissolved Hg 8 26 1.0875 0.0515 0.1458 1.0000 1.0000 1.0000

Variable Q3 Maximum Inf Flow Weighte 320.4 464.8 Eff Dissolved Hg 1.1750 1.4000

Data Display

S_TAU 0 VAR_S 48.6667 Z_S 0

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0 1 2 KENDALL'S TAU_B 0 1

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

242 1 1 -0.0010584 0 0.0027357

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf Flow Weighted Influent av_1Eff Dissolved Hg (ng/L)

400 350 300 250 200 1.4

1.3

1.2

1.1

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf Flow Weighted Influent TSS
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff Turbidity (N 29 5 3.951 0.676 3.639 0.810 2.000 2.600 Eff Dissolved Hg 8 26 1.0875 0.0515 0.1458 1.0000 1.0000 1.0000

Variable Q3 Maximum Eff Turbidity (N 4.800 15.500 Eff Dissolved Hg 1.1750 1.4000

Data Display

S_TAU -2.00000 VAR_S 23.0667 Z_S -0.208213

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.133333 0.835063 2 KENDALL'S TAU_B -0.160128 0.835063Appendix C

243 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.05 -0.0456621 0 0.136986

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff Dissolved Hg (ng/L)

16 14 12 10 8 6 4 2 0 1.4

1.3

1.2

1.1

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 33 1 4.288 0.944 5.425 1.000 1.000 2.000 4.650 Eff Turbidity (N 29 5 3.951 0.676 3.639 0.810 2.000 2.600 4.800

Variable Maximum Eff TSS (mg/L) 24.900 Eff Turbidity (N 15.500

Data Display

S_TAU 197.000 VAR_S 2201.86 Z_S 4.17697Appendix C

244 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.521164 0.0000295 2 KENDALL'S TAU_B 0.613949 0.0000295

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.02230 0.0810811 0.275936 0.556485

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Turbidity (NTU)

25 20 15 10 5 0 16

14

12

10

8

6

4

2

0 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

245 Results for: POTW I

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 37 0 38344 52.3 318 37810 38069 38334 38629 Inf TR Hg (ng/L 34 3 209.0 30.0 175.0 56.2 121.5 152.5 183.3

Variable Maximum Sample Date2 38874 Inf TR Hg (ng/L 861.0

Data Display

S_TAU -186.000 VAR_S 4547.33 Z_S -2.74343

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.331551 0.0060802 2 KENDALL'S TAU_B -0.332441 0.0060802

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 3333.48 -0.164835 -0.0829493 -0.0290828

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

246 Sample Date2Inf TR Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 900

800

700

600

500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 37 0 38344 52.3 318 37810 38069 38334 38629 Inf TSS (mg/L) 37 0 190.24 7.32 44.52 108.00 161.00 194.00 229.00

Variable Maximum Sample Date2 38874 Inf TSS (mg/L) 272.00

Data Display

S_TAU -3.00000 VAR_S 5839.00 Z_S -0.0261734

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0045045 0.979119 2 KENDALL'S TAU_B -0.0045284 0.979119

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

247 1 194 -0.0610329 0 0.0534934

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 280

260

240

220

200

180

160

140

120

100 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 37 0 38344 52.3 318 37810 38069 38334 38629 Eff TR Hg (ng/L) 33 4 7.98 1.04 5.99 3.80 4.65 5.60 8.05

Variable Maximum Sample Date2 38874 Eff TR Hg (ng/L) 29.40

Data Display

S_TAU -30.0000 VAR_S 4158.67 Z_S -0.449698

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0568182 0.652928 2 KENDALL'S TAU_B -0.0571438 0.652928Appendix C

248 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 19.8482 -0.0029781 -0.0003714 0.0019391

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38750 38500 38250 38000 30

25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 37 0 38344 52.3 318 37810 38069 38334 38629 Eff Dissolved Hg 9 28 2.878 0.220 0.659 2.100 2.200 2.700 3.600

Variable Maximum Sample Date2 38874 Eff Dissolved Hg 3.700

Data Display

S_TAU -16.0000 VAR_S 90.0000 Z_S -1.58114Appendix C

249 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.444444 0.113846 2 KENDALL'S TAU_B -0.457330 0.113846

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 52.7453 -0.0018212 -0.0013005 0.0006944

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Dissolved Hg (ng/L)

39000 38800 38600 38400 38200 38000 37800 3.8

3.6

3.4

3.2

3.0

2.8

2.6

2.4

2.2

2.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 37 0 38344 52.3 318 37810 38069 38334 38629 Eff TSS (mg/L) 37 0 8.589 0.876 5.329 2.400 4.800 6.600 12.500

Variable Maximum Sample Date2 38874 Eff TSS (mg/L) 21.000

Data DisplayAppendix C

250 S_TAU 111.000 VAR_S 5838.33 Z_S 1.43962

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.166667 0.149975 2 KENDALL'S TAU_B 0.167550 0.149975

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -124.349 -0.0010593 0.0034160 0.0083507

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38800 38600 38400 38200 38000 37800 20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 34 3 209.0 30.0 175.0 56.2 121.5 152.5 183.3 Eff TR Hg (ng/L) 33 4 7.98 1.04 5.99 3.80 4.65 5.60 8.05

Variable MaximumAppendix C

251 Inf TR Hg (ng/L 861.0 Eff TR Hg (ng/L) 29.40

Data Display

S_TAU -32.0000 VAR_S 3134.69 Z_S -0.553687

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0735632 0.579793 2 KENDALL'S TAU_B -0.0741600 0.579793

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 6.33162 -0.0131016 -0.0015493 0.0061927

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff TR Hg (ng/L)

900 800 700 600 500 400 300 200 100 0 30

25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff Dissolved Hg (ng/L)Appendix C

252 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 34 3 209.0 30.0 175.0 56.2 121.5 152.5 183.3 Eff Dissolved Hg 9 28 2.878 0.220 0.659 2.100 2.200 2.700 3.600

Variable Maximum Inf TR Hg (ng/L 861.0 Eff Dissolved Hg 3.700

Data Display

S_TAU 14.0000 VAR_S 89.0556 Z_S 1.37757

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.388889 0.168337 2 KENDALL'S TAU_B 0.405840 0.168337

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.09211 -0.0176471 0.0038968 0.0164835

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff Dissolved Hg (ng/L)

350 300 250 200 150 100 4.0

3.5

3.0

2.5

2.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

253 MTB > %ktau c8 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 37 0 8.589 0.876 5.329 2.400 4.800 6.600 12.500 Eff TR Hg (ng/L) 33 4 7.98 1.04 5.99 3.80 4.65 5.60 8.05

Variable Maximum Eff TSS (mg/L) 21.000 Eff TR Hg (ng/L) 29.40

Data Display

S_TAU 246.000 VAR_S 4154.71 Z_S 3.80098

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.465909 0.0001441 2 KENDALL'S TAU_B 0.470364 0.0001441

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 3.44283 0.166667 0.308167 0.5625

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

254 Eff TSS (mg/L)Eff TR Hg (ng/L)

20 15 10 5 0 30

25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 37 0 8.589 0.876 5.329 2.400 4.800 6.600 12.500 Eff Dissolved Hg 9 28 2.878 0.220 0.659 2.100 2.200 2.700 3.600

Variable Maximum Eff TSS (mg/L) 21.000 Eff Dissolved Hg 3.700

Data Display

S_TAU 3.00000 VAR_S 89.0556 Z_S 0.211933

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0833333 0.832159 2 KENDALL'S TAU_B 0.0869657 0.832159

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

255 1 2.67619 -0.125 0.0039683 0.0909091

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

20 15 10 5 3.8

3.6

3.4

3.2

3.0

2.8

2.6

2.4

2.2

2.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c10 c11 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Biosolids Sample 31 7 38407 58.5 326 37816 38152 38442 38686 Biosolids Hg (mg 31 7 0.513 0.111 0.619 0.025 0.149 0.404 0.641

Variable Maximum Biosolids Sample 38898 Biosolids Hg (mg 3.350

Data Display

S_TAU -310.000 VAR_S 3460.67 Z_S -5.25265

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.666667 0.0000001 2 KENDALL'S TAU_B -0.667385 0.0000001Appendix C

256 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 32.2472 -0.0010971 -0.0008283 -0.0005962

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38800 38600 38400 38200 38000 37800 3.5

3.0

2.5

2.0

1.5

1.0

0.5

0.0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 37 0 190.24 7.32 44.52 108.00 161.00 194.00 Inf TR Hg (ng/L 34 3 209.0 30.0 175.0 56.2 121.5 152.5

Variable Q3 Maximum Inf TSS (mg/L) 229.00 272.00 Inf TR Hg (ng/L 183.3 861.0

Data Display

S_TAU -36.0000 VAR_S 4541.37 Z_S -0.519368Appendix C

257 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0641711 0.603504 2 KENDALL'S TAU_B -0.0646903 0.603504

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 180.957 -0.736842 -0.152174 0.375

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Inf TR Hg (ng/L)

280 260 240 220 200 180 160 140 120 100 900

800

700

600

500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 37 0 190.24 7.32 44.52 108.00 161.00 194.00 Eff TR Hg (ng/L) 33 4 7.98 1.04 5.99 3.80 4.65 5.60

Variable Q3 Maximum Inf TSS (mg/L) 229.00 272.00 Eff TR Hg (ng/L) 8.05 29.40

Data DisplayAppendix C

258 S_TAU -57.0000 VAR_S 4151.75 Z_S -0.869106

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.107955 0.384789 2 KENDALL'S TAU_B -0.109300 0.384789

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 6.41806 -0.0175 -0.0043981 0.0090909

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff TR Hg (ng/L)

280 260 240 220 200 180 160 140 120 100 30

25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 37 0 190.24 7.32 44.52 108.00 161.00 194.00 Eff Dissolved Hg 9 28 2.878 0.220 0.659 2.100 2.200 2.700

Variable Q3 MaximumAppendix C

259 Inf TSS (mg/L) 229.00 272.00 Eff Dissolved Hg 3.600 3.700

Data Display

S_TAU 4.00000 VAR_S 90.0000 Z_S 0.316228

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.111111 0.751830 2 KENDALL'S TAU_B 0.114332 0.751830

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.92380 -0.0131148 0.0037679 0.0192308

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff Dissolved Hg (ng/L)

240 220 200 180 160 140 120 100 3.8

3.6

3.4

3.2

3.0

2.8

2.6

2.4

2.2

2.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c5 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)Appendix C

260 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TR Hg (ng/L) 33 4 7.98 1.04 5.99 3.80 4.65 5.60 8.05 Eff Dissolved Hg 9 28 2.878 0.220 0.659 2.100 2.200 2.700 3.600

Variable Maximum Eff TR Hg (ng/L) 29.40 Eff Dissolved Hg 3.700

Data Display

S_TAU 15.0000 VAR_S 42.3810 Z_S 2.15052

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.714286 0.0315144 2 KENDALL'S TAU_B 0.750000 0.0315144

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.88736 0 0.114943 0.666667

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

15.0 12.5 10.0 7.5 5.0 3.8

3.6

3.4

3.2

3.0

2.8

2.6

2.4

2.2

2.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

261 Results for: POTW J

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 35 1 38360 52.0 308 37817 38093 38366 38604 Inf TR Hg (ng/L 35 1 187.9 22.9 135.3 76.4 95.2 154.0 219.0

Variable Maximum Sample Date2 38870 Inf TR Hg (ng/L 783.0

Data Display

S_TAU -51.0000 VAR_S 4956.33 Z_S -0.710215

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0857143 0.477571 2 KENDALL'S TAU_B -0.0858587 0.477571

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1071.45 -0.109890 -0.0239130 0.0542484

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

262 Sample Date2Inf TR Hg (ng/L)

39000 38750 38500 38250 38000 800

700

600

500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 35 1 38360 52.0 308 37817 38093 38366 38604 Inf TSS (mg/L) 33 3 295.0 10.0 57.5 156.0 257.0 292.0 323.5

Variable Maximum Sample Date2 38870 Inf TSS (mg/L) 457.0

Data Display

S_TAU 22.0000 VAR_S 4158.67 Z_S 0.325643

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0416667 0.744694 2 KENDALL'S TAU_B 0.0419054 0.744694

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

263 1 -176.890 -0.0521739 0.0122215 0.0650636

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf TSS (mg/L)

39000 38800 38600 38400 38200 38000 450

400

350

300

250

200

150 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 35 1 38360 52.0 308 37817 38093 38366 38604 Eff TR Hg (ng/L) 35 1 7.983 0.335 1.979 4.400 6.400 7.700 9.400

Variable Maximum Sample Date2 38870 Eff TR Hg (ng/L) 12.500

Data Display

S_TAU -182.000 VAR_S 4950.67 Z_S -2.57245

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.305882 0.0100982 2 KENDALL'S TAU_B -0.307698 0.0100982Appendix C

264 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 134.981 -0.0054404 -0.0033175 -0.0010025

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38750 38500 38250 38000 13

12

11

10

9

8

7

6

5

4 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 35 1 38360 52.0 308 37817 38093 38366 38604 Eff Turbidity (N 32 4 8.613 0.625 3.534 4.000 6.425 8.000 10.600

Variable Maximum Sample Date2 38870 Eff Turbidity (N 20.000

Data Display

S_TAU -102.000 VAR_S 3796.00 Z_S -1.63930Appendix C

265 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.205645 0.101151 2 KENDALL'S TAU_B -0.206900 0.101151

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 136.223 -0.0073634 -0.0033433 0.0003168

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Turbidity (NTU)

39000 38800 38600 38400 38200 38000 20.0

17.5

15.0

12.5

10.0

7.5

5.0 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 35 1 38360 52.0 308 37817 38093 38366 38604 Eff TSS (mg/L) 33 3 15.455 0.764 4.388 9.000 12.000 15.000 18.500

Variable Maximum Sample Date2 38870 Eff TSS (mg/L) 25.000

Data DisplayAppendix C

266 S_TAU -129.000 VAR_S 4098.33 Z_S -1.99943

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.244318 0.0455618 2 KENDALL'S TAU_B -0.253874 0.0455618

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 218.535 -0.0102041 -0.0053051 0

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38800 38600 38400 38200 38000 26

24

22

20

18

16

14

12

10 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 35 1 187.9 22.9 135.3 76.4 95.2 154.0 219.0 Inf TSS (mg/L) 33 3 295.0 10.0 57.5 156.0 257.0 292.0 323.5

Variable MaximumAppendix C

267 Inf TR Hg (ng/L 783.0 Inf TSS (mg/L) 457.0

Data Display

S_TAU 84.0000 VAR_S 4156.69 Z_S 1.28737

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.159091 0.197964 2 KENDALL'S TAU_B 0.160307 0.197964

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 272.013 -0.0710059 0.133249 0.276786

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Inf TSS (mg/L)

800 700 600 500 400 300 200 100 0 450

400

350

300

250

200

150 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)Appendix C

268 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 35 1 187.9 22.9 135.3 76.4 95.2 154.0 219.0 Eff TR Hg (ng/L) 35 1 7.983 0.335 1.979 4.400 6.400 7.700 9.400

Variable Maximum Inf TR Hg (ng/L 783.0 Eff TR Hg (ng/L) 12.500

Data Display

S_TAU 38.0000 VAR_S 4948.69 Z_S 0.525965

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0638655 0.598913 2 KENDALL'S TAU_B 0.0643528 0.598913

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 7.28502 -0.0046030 0.0026947 0.0101626

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff TR Hg (ng/L)

800 700 600 500 400 300 200 100 0 13

12

11

10

9

8

7

6

5

4 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

269 MTB > % ktau c5 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TR Hg (ng/L) 35 1 7.983 0.335 1.979 4.400 6.400 7.700 9.400 Eff Dissolved Hg 9 27 2.667 0.585 1.755 1.100 1.450 1.900 4.050

Variable Maximum Eff TR Hg (ng/L) 12.500 Eff Dissolved Hg 6.200

Data Display

S_TAU 24.0000 VAR_S 92.0000 Z_S 2.39792

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.666667 0.0164887 2 KENDALL'S TAU_B 0.666667 0.0164887

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -1.03056 0.0555556 0.366319 0.941176

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

270 Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

11 10 9 8 7 6 5 4 6

5

4

3

2

1

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 32 4 8.613 0.625 3.534 4.000 6.425 8.000 10.600 Eff TR Hg (ng/L) 35 1 7.983 0.335 1.979 4.400 6.400 7.700 9.400

Variable Maximum Eff Turbidity (N 20.000 Eff TR Hg (ng/L) 12.500

Data Display

S_TAU 215.000 VAR_S 3789.41 Z_S 3.47639

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.433468 0.0005082 2 KENDALL'S TAU_B 0.438776 0.0005082

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

271 1 4.34516 0.145833 0.363105 0.555556

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TR Hg (ng/L)

20.0 17.5 15.0 12.5 10.0 7.5 5.0 13

12

11

10

9

8

7

6

5

4 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TSS (mg/L) 33 3 15.455 0.764 4.388 9.000 12.000 15.000 Eff TR Hg (ng/L) 35 1 7.983 0.335 1.979 4.400 6.400 7.700

Variable Q3 Maximum Eff TSS (mg/L) 18.500 25.000 Eff TR Hg (ng/L) 9.400 12.500

Data Display

S_TAU 193.000 VAR_S 4091.19 Z_S 3.00176

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.365530 0.0026842 2 KENDALL'S TAU_B 0.382370 0.0026842Appendix C

272 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 4.5 0.04 0.2 0.333333

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

26 24 22 20 18 16 14 12 10 13

12

11

10

9

8

7

6

5

4 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TSS (mg/L) 33 3 15.455 0.764 4.388 9.000 12.000 15.000 Eff Turbidity (N 32 4 8.613 0.625 3.534 4.000 6.425 8.000

Variable Q3 Maximum Eff TSS (mg/L) 18.500 25.000 Eff Turbidity (N 10.600 20.000

Data Display

S_TAU 196.000 VAR_S 3730.47 Z_S 3.19266Appendix C

273 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.395161 0.0014097 2 KENDALL'S TAU_B 0.413738 0.0014097

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.41511 0.1 0.385165 0.616667

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Turbidity (NTU)

26 24 22 20 18 16 14 12 10 20.0

17.5

15.0

12.5

10.0

7.5

5.0 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 32 4 8.613 0.625 3.534 4.000 6.425 8.000 10.600 Eff Dissolved Hg 9 27 2.667 0.585 1.755 1.100 1.450 1.900 4.050

Variable Maximum Eff Turbidity (N 20.000 Eff Dissolved Hg 6.200

Data DisplayAppendix C

274 S_TAU 6.00000 VAR_S 43.3333 Z_S 0.759555

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.285714 0.447521 2 KENDALL'S TAU_B 0.292770 0.447521

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.25455 -0.157895 0.0909091 0.220339

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff Dissolved Hg (ng/L)

17.5 15.0 12.5 10.0 7.5 5.0 3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c10 c11 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Biosolids Sample 36 0 38353 53.5 321 37816 38070 38355 Biosolids Hg (mg 36 0 1.3108 0.0780 0.4677 0.8400 0.9525 1.2000

Variable Q3 MaximumAppendix C

275 Biosolids Sample 38635 38887 Biosolids Hg (mg 1.4000 3.2200

Data Display

S_TAU -153.000 VAR_S 5332.33 Z_S -2.08154

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.242857 0.0373844 2 KENDALL'S TAU_B -0.249898 0.0373844

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 15.6085 -0.0006696 -0.0003757 0

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38800 38600 38400 38200 38000 37800 3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff Dissolved Hg (ng/L)Appendix C

276 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 35 1 187.9 22.9 135.3 76.4 95.2 154.0 219.0 Eff Dissolved Hg 9 27 2.667 0.585 1.755 1.100 1.450 1.900 4.050

Variable Maximum Inf TR Hg (ng/L 783.0 Eff Dissolved Hg 6.200

Data Display

S_TAU 6.00000 VAR_S 92.0000 Z_S 0.521286

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.166667 0.602168 2 KENDALL'S TAU_B 0.166667 0.602168

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.43485 -0.0131579 0.0032079 0.0237288

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff Dissolved Hg (ng/L)

300 250 200 150 100 6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

277 MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 3 295.0 10.0 57.5 156.0 257.0 292.0 323.5 Eff TR Hg (ng/L) 35 1 7.983 0.335 1.979 4.400 6.400 7.700 9.400

Variable Maximum Inf TSS (mg/L) 457.0 Eff TR Hg (ng/L) 12.500

Data Display

S_TAU -25.0000 VAR_S 4151.08 Z_S -0.372504

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0473485 0.709518 2 KENDALL'S TAU_B -0.0479387 0.709518

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 8.11259 -0.0172414 -0.0020979 0.0083333

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

278 Inf TSS (mg/L)Eff TR Hg (ng/L)

450 400 350 300 250 200 150 13

12

11

10

9

8

7

6

5

4 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 3 295.0 10.0 57.5 156.0 257.0 292.0 323.5 Eff Dissolved Hg 9 27 2.667 0.585 1.755 1.100 1.450 1.900 4.050

Variable Maximum Inf TSS (mg/L) 457.0 Eff Dissolved Hg 6.200

Data Display

S_TAU 1.00000 VAR_S 44.3333 Z_S 0

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0476190 1 2 KENDALL'S TAU_B 0.0476190 1

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

279 1 1.50101 -0.0083333 0.0010101 0.028125

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff Dissolved Hg (ng/L)

450 400 350 300 250 3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Eff TSS (mg/L) 33 3 15.455 0.764 4.388 9.000 12.000 15.000 Eff Dissolved Hg 9 27 2.667 0.585 1.755 1.100 1.450 1.900

Variable Q3 Maximum Eff TSS (mg/L) 18.500 25.000 Eff Dissolved Hg 4.050 6.200

Data Display

S_TAU 14.0000 VAR_S 43.3333 Z_S 1.97484

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.666667 0.0482861 2 KENDALL'S TAU_B 0.683130 0.0482861Appendix C

280 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.6 0 0.1 0.146154

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

26 24 22 20 18 16 14 12 10 3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 35 1 38360 52.0 308 37817 38093 38366 38604 Eff Dissolved Hg 9 27 2.667 0.585 1.755 1.100 1.450 1.900 4.050

Variable Maximum Sample Date2 38870 Eff Dissolved Hg 6.200

Data Display

S_TAU -16.0000 VAR_S 92.0000 Z_S -1.56386Appendix C

281 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.444444 0.117851 2 KENDALL'S TAU_B -0.444444 0.117851

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 82.8878 -0.0065185 -0.0021029 0.0006211

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Dissolved Hg (ng/L)

39000 38750 38500 38250 38000 6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

282 Results for: POTW K

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 1 38354 52.9 308 37848 38084 38352 38613 Inf TR Hg (ng/L 34 1 115.0 14.3 83.7 35.0 67.5 92.4 129.5

Variable Maximum Sample Date2 38870 Inf TR Hg (ng/L 443.0

Data Display

S_TAU -96.0000 VAR_S 4549.33 Z_S -1.40848

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.171123 0.158990 2 KENDALL'S TAU_B -0.171276 0.158990

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1715.63 -0.0873626 -0.0423246 0.0229746

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

283 Sample Date2Inf TR Hg (ng/L)

39000 38750 38500 38250 38000 500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 1 38354 52.9 308 37848 38084 38352 38613 Inf TSS (mg/L) 33 2 202.5 10.4 59.8 118.0 170.0 194.0 215.0

Variable Maximum Sample Date2 38870 Inf TSS (mg/L) 430.0

Data Display

S_TAU -40.0000 VAR_S 4161.33 Z_S -0.604572

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0757576 0.545463 2 KENDALL'S TAU_B -0.0760462 0.545463

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

284 1 954.102 -0.0807453 -0.0198119 0.0399160

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Inf TSS (mg/L)

39000 38750 38500 38250 38000 450

400

350

300

250

200

150

100 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 1 38354 52.9 308 37848 38084 38352 38613 Eff TR Hg (ng/L) 33 2 7.824 0.981 5.637 3.400 4.950 7.100 8.850

Variable Maximum Sample Date2 38870 Eff TR Hg (ng/L) 36.600

Data Display

S_TAU -188.000 VAR_S 4159.33 Z_S -2.89954

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.356061 0.0037371 2 KENDALL'S TAU_B -0.358101 0.0037371Appendix C

285 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 182.202 -0.0076190 -0.0045673 -0.0015306

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TR Hg (ng/L)

39000 38750 38500 38250 38000 40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 1 38354 52.9 308 37848 38084 38352 38613 Eff Turbidity (N 32 3 4.660 0.264 1.494 2.660 3.475 4.540 5.635

Variable Maximum Sample Date2 38870 Eff Turbidity (N 9.680

Data Display

S_TAU -76.0000 VAR_S 3802.67 Z_S -1.21623Appendix C

286 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.153226 0.223896 2 KENDALL'S TAU_B -0.153226 0.223896

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 58.6375 -0.0032143 -0.0014093 0.0005539

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Turbidity (NTU)

39000 38800 38600 38400 38200 38000 10

9

8

7

6

5

4

3

2 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 1 38354 52.9 308 37848 38084 38352 38613 Eff TSS (mg/L) 32 3 8.938 0.571 3.232 3.000 6.250 8.500 11.750

Variable Maximum Sample Date2 38870 Eff TSS (mg/L) 15.000

Data DisplayAppendix C

287 S_TAU -20.0000 VAR_S 3758.67 Z_S -0.309911

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0403226 0.756629 2 KENDALL'S TAU_B -0.0416898 0.756629

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 8.5 -0.0052840 0 0.0034542

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff TSS (mg/L)

39000 38800 38600 38400 38200 38000 16

14

12

10

8

6

4

2 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 2 202.5 10.4 59.8 118.0 170.0 194.0 215.0 Inf TR Hg (ng/L 34 1 115.0 14.3 83.7 35.0 67.5 92.4 129.5

Variable MaximumAppendix C

288 Inf TSS (mg/L) 430.0 Inf TR Hg (ng/L 443.0

Data Display

S_TAU 199.000 VAR_S 4160.34 Z_S 3.06973

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.376894 0.0021425 2 KENDALL'S TAU_B 0.378689 0.0021425

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -3.90402 0.254348 0.507237 0.853211

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Inf TR Hg (ng/L)

450 400 350 300 250 200 150 100 500

400

300

200

100

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > % ktau c3 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)Appendix C

289 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 34 1 115.0 14.3 83.7 35.0 67.5 92.4 129.5 Eff TR Hg (ng/L) 33 2 7.824 0.981 5.637 3.400 4.950 7.100 8.850

Variable Maximum Inf TR Hg (ng/L 443.0 Eff TR Hg (ng/L) 36.600

Data Display

S_TAU 87.0000 VAR_S 4158.34 Z_S 1.33364

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.164773 0.182322 2 KENDALL'S TAU_B 0.165874 0.182322

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 6.30300 -0.0045249 0.0088261 0.0323944

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff TR Hg (ng/L)

500 400 300 200 100 0 40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

290 MTB > %ktau c7 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 32 3 4.660 0.264 1.494 2.660 3.475 4.540 5.635 Eff TR Hg (ng/L) 33 2 7.824 0.981 5.637 3.400 4.950 7.100 8.850

Variable Maximum Eff Turbidity (N 9.680 Eff TR Hg (ng/L) 36.600

Data Display

S_TAU 305.000 VAR_S 3455.67 Z_S 5.17139

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.655914 0.0000002 2 KENDALL'S TAU_B 0.660187 0.0000002

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.966423 0.877193 1.31387 1.82203

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

291 Eff Turbidity (NTU)Eff TR Hg (ng/L)

10 9 8 7 6 5 4 3 2 15.0

12.5

10.0

7.5

5.0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 32 3 8.938 0.571 3.232 3.000 6.250 8.500 11.750 Eff TR Hg (ng/L) 33 2 7.824 0.981 5.637 3.400 4.950 7.100 8.850

Variable Maximum Eff TSS (mg/L) 15.000 Eff TR Hg (ng/L) 36.600

Data Display

S_TAU 128.000 VAR_S 3413.07 Z_S 2.17386

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.275269 0.0297157 2 KENDALL'S TAU_B 0.286787 0.0297157

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

292 1 5.02222 0 0.222222 0.5

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

16 14 12 10 8 6 4 2 14

12

10

8

6

4

2 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 32 3 4.660 0.264 1.494 2.660 3.475 4.540 5.635 Eff TSS (mg/L) 32 3 8.938 0.571 3.232 3.000 6.250 8.500 11.750

Variable Maximum Eff Turbidity (N 9.680 Eff TSS (mg/L) 15.000

Data Display

S_TAU 150.000 VAR_S 3418.67 Z_S 2.54834

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.322581 0.0108236 2 KENDALL'S TAU_B 0.333903 0.0108236Appendix C

293 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 3.27660 0.219298 1.06383 1.79856

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TSS (mg/L)

10 9 8 7 6 5 4 3 2 16

14

12

10

8

6

4

2 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c10 c11 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Biosolids Sample 35 0 38368 52.7 312 37851 38096 38376 38642 Biosolids Hg (mg 35 0 1.599 0.114 0.675 1.000 1.200 1.400 1.750

Variable Maximum Biosolids Sample 38887 Biosolids Hg (mg 4.440

Data Display

S_TAU -156.000 VAR_S 4868.67 Z_S -2.22140Appendix C

294 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.262185 0.0263239 2 KENDALL'S TAU_B -0.273697 0.0263239

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 16.2456 -0.0009119 -0.0003868 0

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38750 38500 38250 38000 4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 34 1 115.0 14.3 83.7 35.0 67.5 92.4 129.5 Eff Dissolved Hg 8 27 3.750 0.850 2.405 1.600 2.375 3.200 3.825

Variable Maximum Inf TR Hg (ng/L 443.0 Eff Dissolved Hg 9.400

Data DisplayAppendix C

295 S_TAU 9.00000 VAR_S 64.3333 Z_S 0.997406

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.321429 0.318567 2 KENDALL'S TAU_B 0.327327 0.318567

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.85107 -0.0164706 0.0129518 0.0479115

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff Dissolved Hg (ng/L)

225 200 175 150 125 100 75 50 10

9

8

7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c5 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 2 202.5 10.4 59.8 118.0 170.0 194.0 215.0 Eff TR Hg (ng/L) 33 2 7.824 0.981 5.637 3.400 4.950 7.100 8.850

Variable MaximumAppendix C

296 Inf TSS (mg/L) 430.0 Eff TR Hg (ng/L) 36.600

Data Display

S_TAU 81.0000 VAR_S 3793.70 Z_S 1.29885

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.163306 0.193996 2 KENDALL'S TAU_B 0.164802 0.193996

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 4.84107 -0.0054945 0.0107598 0.0325

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff TR Hg (ng/L)

450 400 350 300 250 200 150 100 40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff Dissolved Hg (ng/L)Appendix C

297 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TSS (mg/L) 33 2 202.5 10.4 59.8 118.0 170.0 194.0 215.0 Eff Dissolved Hg 8 27 3.750 0.850 2.405 1.600 2.375 3.200 3.825

Variable Maximum Inf TSS (mg/L) 430.0 Eff Dissolved Hg 9.400

Data Display

S_TAU 5.00000 VAR_S 64.3333 Z_S 0.498703

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.178571 0.617989 2 KENDALL'S TAU_B 0.181848 0.617989

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 0.726667 -0.0485714 0.0126190 0.0722222

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff Dissolved Hg (ng/L)

300 275 250 225 200 175 150 10

9

8

7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

298 MTB > %ktau c5 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TR Hg (ng/L) 33 2 7.824 0.981 5.637 3.400 4.950 7.100 8.850 Eff Dissolved Hg 8 27 3.750 0.850 2.405 1.600 2.375 3.200 3.825

Variable Maximum Eff TR Hg (ng/L) 36.600 Eff Dissolved Hg 9.400

Data Display

S_TAU 11.0000 VAR_S 42.3810 Z_S 1.53608

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.523810 0.124518 2 KENDALL'S TAU_B 0.550000 0.124518

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 1.77153 -0.0222222 0.225694 0.428571

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

299 Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

40 30 20 10 0 10

9

8

7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c8 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 32 3 8.938 0.571 3.232 3.000 6.250 8.500 11.750 Eff Dissolved Hg 8 27 3.750 0.850 2.405 1.600 2.375 3.200 3.825

Variable Maximum Eff TSS (mg/L) 15.000 Eff Dissolved Hg 9.400

Data Display

S_TAU -4.00000 VAR_S 43.3333 Z_S -0.455733

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.190476 0.648582 2 KENDALL'S TAU_B -0.195180 0.648582

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

300 1 3.67 -0.325 -0.07 0.333333

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

15.0 12.5 10.0 7.5 5.0 4.0

3.5

3.0

2.5

2.0

1.5 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c7 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 32 3 4.660 0.264 1.494 2.660 3.475 4.540 5.635 Eff Dissolved Hg 8 27 3.750 0.850 2.405 1.600 2.375 3.200 3.825

Variable Maximum Eff Turbidity (N 9.680 Eff Dissolved Hg 9.400

Data Display

S_TAU 0 VAR_S 43.3333 Z_S 0

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0 1 2 KENDALL'S TAU_B 0 1Appendix C

301 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.9 -1.29630 0 0.859729

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff Dissolved Hg (ng/L)

7 6 5 4 3 4.0

3.5

3.0

2.5

2.0

1.5 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c6 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Sample Date2 34 1 38354 52.9 308 37848 38084 38352 38613 Eff Dissolved Hg 8 27 3.750 0.850 2.405 1.600 2.375 3.200 3.825

Variable Maximum Sample Date2 38870 Eff Dissolved Hg 9.400

Data Display

S_TAU -21.0000 VAR_S 64.3333 Z_S -2.49351Appendix C

302 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.750000 0.0126485 2 KENDALL'S TAU_B -0.763763 0.0126485

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 186.336 -0.0125 -0.0047565 -0.00096

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Sample Date2Eff Dissolved Hg (ng/L)

39000 38750 38500 38250 38000 10

9

8

7

6

5

4

3

2

1 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

303 Results for: POTW L

MTB > %ktau c2 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Sample Date2, Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf Sample Date2 37 0 38327 53.3 324 37831 38035 38322 38612 Inf TR Hg (ng/L 37 0 281.0 54.7 332.8 56.0 126.5 185.0 310.0

Variable Maximum Inf Sample Date2 38873 Inf TR Hg (ng/L 2040.0

Data Display

S_TAU -103.000 VAR_S 5843.00 Z_S -1.33439

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.154655 0.182077 2 KENDALL'S TAU_B -0.155004 0.182077

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 3226.26 -0.239130 -0.0793607 0.0494505

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

304 Inf Sample Date2Inf TR Hg (ng/L)

39000 38750 38500 38250 38000 2000

1500

1000

500

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c2 c4 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf Sample Date2, Inf TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf Sample Date2 37 0 38327 53.3 324 37831 38035 38322 Inf TSS (mg/L) 37 0 202.03 8.99 54.70 89.00 177.00 196.00

Variable Q3 Maximum Inf Sample Date2 38612 38873 Inf TSS (mg/L) 221.00 422.00

Data Display

S_TAU -69.0000 VAR_S 5841.00 Z_S -0.889744

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.103604 0.373603 2 KENDALL'S TAU_B -0.103995 0.373603

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

305 1 1010.24 -0.0701754 -0.0212473 0.0254545

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf Sample Date2Inf TSS (mg/L)

39000 38750 38500 38250 38000 450

400

350

300

250

200

150

100 SLR
THEIL LINE

.

.. DATA Inf TSS (mg/L) VS Inf Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c3 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Inf TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 37 0 202.03 8.99 54.70 89.00 177.00 196.00 Inf TR Hg (ng/L 37 0 281.0 54.7 332.8 56.0 126.5 185.0

Variable Q3 Maximum Inf TSS (mg/L) 221.00 422.00 Inf TR Hg (ng/L 310.0 2040.0

Data Display

S_TAU 128.000 VAR_S 5838.02 Z_S 1.66215

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.192192 0.0964822 2 KENDALL'S TAU_B 0.193354 0.0964822Appendix C

306 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 55.3271 -0.0930931 0.661596 1.70968

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Inf TR Hg (ng/L)

450 400 350 300 250 200 150 100 2000

1500

1000

500

0 SLR
THEIL LINE

.

.. DATA Inf TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 36 1 38333 54.5 327 37832 38029 38343 38621 Eff TR Hg (ng/L) 37 0 30.48 5.47 33.30 10.40 15.65 20.20 31.35

Variable Maximum Eff Sample Date2 38874 Eff TR Hg (ng/L) 205.00

Data Display

S_TAU -44.0000 VAR_S 5388.00 Z_S -0.585807Appendix C

307 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0698413 0.558005 2 KENDALL'S TAU_B -0.0699524 0.558005

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 98.5241 -0.0111905 -0.0020492 0.0066667

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff TR Hg (ng/L)

39000 38750 38500 38250 38000 200

150

100

50

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c10 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 36 1 38333 54.5 327 37832 38029 38343 38621 Eff TSS (mg/L) 37 0 8.551 0.694 4.222 3.000 6.450 7.500 9.775

Variable Maximum Eff Sample Date2 38874 Eff TSS (mg/L) 29.000

Data DisplayAppendix C

308 S_TAU -81.0000 VAR_S 5359.00 Z_S -1.09282

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.128571 0.274473 2 KENDALL'S TAU_B -0.130769 0.274473

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 60.5040 -0.0040466 -0.0013837 0.0011869

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff TSS (mg/L)

39000 38750 38500 38250 38000 30

25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > % ktau c12 c13 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Biosolids Sample Date2, Biosolids Hg (mg/kg)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Biosolids Sample 37 0 38327 53.2 324 37831 38036 38322 38612 Biosolids Hg (mg 37 0 1.483 0.295 1.796 0.157 0.787 1.040 1.390

Variable Maximum Biosolids Sample 38873Appendix C

309 Biosolids Hg (mg 9.150

Data Display

S_TAU -15.0000 VAR_S 5841.00 Z_S -0.183183

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0225225 0.854655 2 KENDALL'S TAU_B -0.0226075 0.854655

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 3.55756 -0.0005306 -0.0000657 0.0004918

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Biosolids Sample Date2Biosolids Hg (mg/kg)

39000 38750 38500 38250 38000 9

8

7

6

5

4

3

2

1

0 SLR
THEIL LINE

.

.. DATA Biosolids Hg (mg/kg) VS Biosolids Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff TR Hg (ng/L)Appendix C

310 Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 37 0 281.0 54.7 332.8 56.0 126.5 185.0 310.0 Eff TR Hg (ng/L) 37 0 30.48 5.47 33.30 10.40 15.65 20.20 31.35

Variable Maximum Inf TR Hg (ng/L 2040.0 Eff TR Hg (ng/L) 205.00

Data Display

S_TAU 101.000 VAR_S 5841.01 Z_S 1.30845

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.151652 0.190722 2 KENDALL'S TAU_B 0.152223 0.190722

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 18.7503 -0.0078947 0.0078364 0.0348889

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff TR Hg (ng/L)

2000 1500 1000 500 0 200

150

100

50

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c7Appendix C

311 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 37 0 202.03 8.99 54.70 89.00 177.00 196.00 Eff TR Hg (ng/L) 37 0 30.48 5.47 33.30 10.40 15.65 20.20

Variable Q3 Maximum Inf TSS (mg/L) 221.00 422.00 Eff TR Hg (ng/L) 31.35 205.00

Data Display

S_TAU 154.000 VAR_S 5839.02 Z_S 2.00227

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.231231 0.0452562 2 KENDALL'S TAU_B 0.232453 0.0452562

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 10.7626 0 0.0481501 0.163529

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

312 Inf TSS (mg/L)Eff TR Hg (ng/L)

450 400 350 300 250 200 150 100 200

150

100

50

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c10 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 37 0 8.551 0.694 4.222 3.000 6.450 7.500 9.775 Eff TR Hg (ng/L) 37 0 30.48 5.47 33.30 10.40 15.65 20.20 31.35

Variable Maximum Eff TSS (mg/L) 29.000 Eff TR Hg (ng/L) 205.00

Data Display

S_TAU 88.0000 VAR_S 5812.07 Z_S 1.14118

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.132132 0.253795 2 KENDALL'S TAU_B 0.134572 0.253795

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

313 1 16.0542 -0.285714 0.552778 1.90323

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff TR Hg (ng/L)

30 25 20 15 10 5 0 200

150

100

50

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c9 c7 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TR Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 34 3 5.347 0.333 1.939 3.100 4.068 5.015 6.125 Eff TR Hg (ng/L) 37 0 30.48 5.47 33.30 10.40 15.65 20.20 31.35

Variable Maximum Eff Turbidity (N 12.700 Eff TR Hg (ng/L) 205.00

Data Display

S_TAU 89.0000 VAR_S 4546.34 Z_S 1.30512

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.158645 0.191851 2 KENDALL'S TAU_B 0.159213 0.191851Appendix C

314 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 11.7714 -0.519031 1.69065 5.52901

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TR Hg (ng/L)

14 12 10 8 6 4 2 200

150

100

50

0 SLR
THEIL LINE

.

.. DATA Eff TR Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c9 c10 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff TSS (mg/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 34 3 5.347 0.333 1.939 3.100 4.068 5.015 6.125 Eff TSS (mg/L) 37 0 8.551 0.694 4.222 3.000 6.450 7.500 9.775

Variable Maximum Eff Turbidity (N 12.700 Eff TSS (mg/L) 29.000

Data Display

S_TAU 213.000 VAR_S 4516.41 Z_S 3.15456Appendix C

315 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.379679 0.0016074 2 KENDALL'S TAU_B 0.388043 0.0016074

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.95 0.317460 0.847458 1.6

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff TSS (mg/L)

14 12 10 8 6 4 2 30

25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff TSS (mg/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c9 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff Turbidity (NTU)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 36 1 38333 54.5 327 37832 38029 38343 38621 Eff Turbidity (N 34 3 5.347 0.333 1.939 3.100 4.068 5.015 6.125

Variable Maximum Eff Sample Date2 38874 Eff Turbidity (N 12.700

Data DisplayAppendix C

316 S_TAU 110.000 VAR_S 4163.33 Z_S 1.68930

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.208333 0.0911626 2 KENDALL'S TAU_B 0.208729 0.0911626

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -52.0888 -0.0004359 0.0014865 0.0033844

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff Turbidity (NTU)

39000 38750 38500 38250 38000 14

12

10

8

6

4

2 SLR
THEIL LINE

.

.. DATA Eff Turbidity (NTU) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c3 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Inf TR Hg (ng/L 37 0 281.0 54.7 332.8 56.0 126.5 185.0 310.0 Eff Dissolved Hg 15 22 8.41 1.28 4.94 2.10 4.32 6.40 11.50

Variable MaximumAppendix C

317 Inf TR Hg (ng/L 2040.0 Eff Dissolved Hg 19.80

Data Display

S_TAU -14.0000 VAR_S 407.333 Z_S -0.644122

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.133333 0.519496 2 KENDALL'S TAU_B -0.133973 0.519496

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 8.05584 -0.0242424 -0.00632 0.0161111

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TR Hg (ng/L)Eff Dissolved Hg (ng/L)

600 500 400 300 200 100 20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c4 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Inf TSS (mg/L), Eff Dissolved Hg (ng/L)Appendix C

318 Variable N N* Mean SE Mean StDev Minimum Q1 Median Inf TSS (mg/L) 37 0 202.03 8.99 54.70 89.00 177.00 196.00 Eff Dissolved Hg 15 22 8.41 1.28 4.94 2.10 4.32 6.40

Variable Q3 Maximum Inf TSS (mg/L) 221.00 422.00 Eff Dissolved Hg 11.50 19.80

Data Display

S_TAU 5.00000 VAR_S 408.333 Z_S 0.197949

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0476190 0.843085 2 KENDALL'S TAU_B 0.0476190 0.843085

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 5.77443 -0.0476364 0.0029508 0.118605

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Inf TSS (mg/L)Eff Dissolved Hg (ng/L)

450 400 350 300 250 200 150 100 20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Inf TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

319 MTB > %ktau c7 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TR Hg (ng/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TR Hg (ng/L) 37 0 30.48 5.47 33.30 10.40 15.65 20.20 31.35 Eff Dissolved Hg 15 22 8.41 1.28 4.94 2.10 4.32 6.40 11.50

Variable Maximum Eff TR Hg (ng/L) 205.00 Eff Dissolved Hg 19.80

Data Display

S_TAU 49.0000 VAR_S 408.333 Z_S 2.37538

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.466667 0.0175307 2 KENDALL'S TAU_B 0.466667 0.0175307

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 2.73204 0.0809735 0.200435 0.428571

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

320 Eff TR Hg (ng/L)Eff Dissolved Hg (ng/L)

80 70 60 50 40 30 20 10 20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TR Hg (ng/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c10 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff TSS (mg/L), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff TSS (mg/L) 37 0 8.551 0.694 4.222 3.000 6.450 7.500 9.775 Eff Dissolved Hg 15 22 8.41 1.28 4.94 2.10 4.32 6.40 11.50

Variable Maximum Eff TSS (mg/L) 29.000 Eff Dissolved Hg 19.80

Data Display

S_TAU 26.0000 VAR_S 398.667 Z_S 1.25209

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.247619 0.210538 2 KENDALL'S TAU_B 0.256310 0.210538

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95Appendix C

321 1 4.86 -0.12 0.22 1.04667

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff TSS (mg/L)Eff Dissolved Hg (ng/L)

30 25 20 15 10 5 0 20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff TSS (mg/L)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c9 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Turbidity (NTU), Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Turbidity (N 34 3 5.347 0.333 1.939 3.100 4.068 5.015 6.125 Eff Dissolved Hg 15 22 8.41 1.28 4.94 2.10 4.32 6.40 11.50

Variable Maximum Eff Turbidity (N 12.700 Eff Dissolved Hg 19.80

Data Display

S_TAU 39.0000 VAR_S 333.667 Z_S 2.08031

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.428571 0.0374975 2 KENDALL'S TAU_B 0.428571 0.0374975Appendix C

322 Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -3.39947 0.142857 2.10291 4.5625

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Turbidity (NTU)Eff Dissolved Hg (ng/L)

14 12 10 8 6 4 2 25

20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Turbidity (NTU)
SEN-THEIL-KENDALL LINE
SLR LINE

MTB > %ktau c6 c8 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Eff Sample Date2, Eff Dissolved Hg (ng/L)

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Eff Sample Date2 36 1 38333 54.5 327 37832 38029 38343 38621 Eff Dissolved Hg 15 22 8.41 1.28 4.94 2.10 4.32 6.40 11.50

Variable Maximum Eff Sample Date2 38874 Eff Dissolved Hg 19.80

Data Display

S_TAU 17.0000 VAR_S 408.333 Z_S 0.791795Appendix C

323 Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.161905 0.428480 2 KENDALL'S TAU_B 0.161905 0.428480

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -183.830 -0.0065697 0.0049710 0.0154211

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOT

Eff Sample Date2Eff Dissolved Hg (ng/L)

38800 38600 38400 38200 38000 37800 20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Eff Dissolved Hg (ng/L) VS Eff Sample Date2
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

324 Dentists per Flow

Results for: 4.5A

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Dentist per MGD, Median Influent Mercury Concent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Dentist per MGD 47 0 5.337 0.660 4.523 0.643 2.380 3.333 Median Influent 47 0 126.10 8.51 58.37 33.45 80.00 120.00

Variable Q3 Maximum Dentist per MGD 5.882 17.073 Median Influent 161.00 246.50

Data Display

S_TAU 434.000 VAR_S 11866.7 Z_S 3.97487

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.401480 0.0000704 2 KENDALL'S TAU_B 0.405428 0.0000704

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 92.3174 5.23973 8.30477 10.9172

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

325 SCATTER PLOT

Dentist per MGDMedian Influent Mercury Concent

18 16 14 12 10 8 6 4 2 0 250

200

150

100

50 SLR
THEIL LINE

.

.. DATA Median Influent Mercury Concent VS Dentist per MGD SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

326 Results for: 4.5B

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Dentist per MGD, Median Effluent Mercury Concent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Dentist per MGD 47 0 5.337 0.660 4.523 0.643 2.380 3.333 5.882 Median Effluent 47 0 6.76 1.15 7.86 1.87 2.45 3.10 7.40

Variable Maximum Dentist per MGD 17.073 Median Effluent 45.15

Data Display

S_TAU 338.000 VAR_S 11866.7 Z_S 3.09360

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.312673 0.0019774 2 KENDALL'S TAU_B 0.315748 0.0019774

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 1.48284 0.128028 0.485149 0.912371

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

327 SCATTER PLOT

Dentist per MGDMedian Effluent Mercury Concent

18 16 14 12 10 8 6 4 2 0 50

40

30

20

10

0 SLR
THEIL LINE

.

.. DATA Median Effluent Mercury Concent VS Dentist per MGD SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

328 Results for: 4.5C

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Dentist per MGD, Median Biosolids Mercury Concen

Variable N N* Mean SE Mean StDev Minimum Q1 Median Dentist per MGD 47 0 5.337 0.660 4.523 0.643 2.380 3.333 Median Biosolids 47 0 0.8299 0.0609 0.4177 0.1225 0.5430 0.8355

Variable Q3 Maximum Dentist per MGD 5.882 17.073 Median Biosolids 1.0750 2.2385

Data Display

S_TAU 170.000 VAR_S 11866.7 Z_S 1.55139

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.157262 0.120808 2 KENDALL'S TAU_B 0.158808 0.120808

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 0.774886 -0.0046393 0.0181841 0.0506811

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

329 SCATTER PLOT

Dentist per MGDMedian Biosolids Mercury Concen

18 16 14 12 10 8 6 4 2 0 2.5

2.0

1.5

1.0

0.5

0.0 SLR
THEIL LINE

.

.. DATA Median Biosolids Mercury Concen VS Dentist per MGD SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

330 Number of Dentists without Separators per Flow

Results for: 4.6A

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Number of Dentis, Median Influent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Number of Dentis 35 0 1.330 0.275 1.626 0.000 0.000 0.604 2.487 Median Influent 35 0 118.3 10.1 59.7 33.5 67.9 119.0 156.0

Variable Maximum Number of Dentis 4.900 Median Influent 246.5

Data Display

S_TAU 18.0000 VAR_S 4741.90 Z_S 0.246873

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0302521 0.805007 2 KENDALL'S TAU_B 0.0321988 0.805007

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 119 -8.84063 0 8.46834

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

331 SCATTER PLOT

Number of Dentists without SepaMedian Influent Mercury Concent

5 4 3 2 1 0 250

200

150

100

50 SLR
THEIL LINE

.

.. DATA Median Influent Mercury Concent VS Number of Dentists without Sepa SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

332 Results for: 4.6B

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Number of Dentis, Median Effluent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Number of Dentis 35 0 1.330 0.275 1.626 0.000 0.000 0.604 2.487 Median Effluent 35 0 4.429 0.533 3.155 1.870 2.350 2.800 5.700

Variable Maximum Number of Dentis 4.900 Median Effluent 12.250

Data Display

S_TAU -197.000 VAR_S 4741.90 Z_S -2.84630

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.331092 0.0044231 2 KENDALL'S TAU_B -0.352398 0.0044231

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 2.92739 -0.699563 -0.210818 0

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

333 SCATTER PLOT

Number of Dentists without SepaMedian Effluent Mercury Concent

5 4 3 2 1 0 12

10

8

6

4

2 SLR
THEIL LINE

.

.. DATA Median Effluent Mercury Concent VS Number of Dentists without Sepa SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

334 Results for: 4.6C

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Number of Dentis, Median Biosolids

Variable N N* Mean SE Mean StDev Minimum Q1 Median Number of Dentis 35 0 1.330 0.275 1.626 0.000 0.000 0.604 Median Biosolids 35 0 0.7537 0.0753 0.4453 0.1225 0.4200 0.6200

Variable Q3 Maximum Number of Dentis 2.487 4.900 Median Biosolids 0.9950 2.2385

Data Display

S_TAU 255.000 VAR_S 4741.90 Z_S 3.68857

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.428571 0.0002255 2 KENDALL'S TAU_B 0.456150 0.0002255

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 0.535615 0.0520695 0.139645 0.2067

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

335 SCATTER PLOT

Number of Dentists without SepaMedian Biosolids Mercury Concen

5 4 3 2 1 0 2.5

2.0

1.5

1.0

0.5

0.0 SLR
THEIL LINE

.

.. DATA Median Biosolids Mercury Concen VS Number of Dentists without Sepa SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

336 Average Plant Flow

Results for: 4.7A

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Average Plant Fl, Median Influent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Average Plant Fl 12 0 58.42 9.47 32.82 3.00 35.75 48.00 94.25 Median Influent 12 0 119.2 12.7 44.0 49.8 81.1 119.5 154.8

Variable Maximum Average Plant Fl 102.00 Median Influent 185.0

Data Display

S_TAU 5.00000 VAR_S 211.667 Z_S 0.274937

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.0757576 0.783364 2 KENDALL'S TAU_B 0.0763381 0.783364

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 118.019 -0.790698 0.0306122 1.34921

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

337 SCATTER PLOT

Average Plant Flow, MGDMedian Influent Mercury Concent

100 80 60 40 20 0 200

175

150

125

100

75

50 SLR
THEIL LINE

.

.. DATA Median Influent Mercury Concent VS Average Plant Flow, MGD SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

338 Results for: 4.7B

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Average Flow, Median Biosolids Mercury Concen

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Average Flow 12 0 58.42 9.47 32.82 3.00 35.75 48.00 94.25 Median Biosolids 12 0 0.902 0.113 0.393 0.320 0.453 1.020 1.200

Variable Maximum Average Flow 102.00 Median Biosolids 1.400

Data Display

S_TAU 20.0000 VAR_S 210.682 Z_S 1.30900

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.303030 0.190534 2 KENDALL'S TAU_B 0.307692 0.190534

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 0.7064 -0.0026610 0.0065333 0.0141333

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

339 SCATTER PLOT

Average FlowMedian Biosolids Mercury Concen

100 80 60 40 20 0 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Median Biosolids Mercury Concen VS Average Flow SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

340 Results for: 4.7C

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Average Plant Fl, Median Effluent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Average Plant Fl 12 0 58.42 9.47 32.82 3.00 35.75 48.00 94.25 Median Effluent 12 0 5.55 1.53 5.31 1.85 2.17 2.88 7.55

Variable Maximum Average Plant Fl 102.00 Median Effluent 20.20

Data Display

S_TAU -7.00000 VAR_S 211.667 Z_S -0.412406

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.106061 0.680042 2 KENDALL'S TAU_B -0.106873 0.680042

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 3.21936 -0.078125 -0.0070180 0.0833333

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

341 SCATTER PLOT

Average Plant Flow, MGDMedian Effluent Mercury Concent

100 80 60 40 20 0 20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Median Effluent Mercury Concent VS Average Plant Flow, MGD SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

342 Non-Industrial Flow Results for: 4.8A

MTB > %ktau c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: % Non-Industrial Flow, Median Influent Mercury Concent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 % Non-Industrial 9 0 89.44 5.33 16.00 48.00 89.00 96.00 97.50 Median Influent 9 0 123.5 15.4 46.2 49.8 81.2 130.0 161.3

Variable Maximum % Non-Industrial 99.00 Median Influent 185.0

Data Display

S_TAU 13.0000 VAR_S 91.0000 Z_S 1.25794

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.361111 0.208413 2 KENDALL'S TAU_B 0.366234 0.208413

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -59.9545 -2.9 1.97869 11.5833

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

343 % Non-Industrial FlowMedian Influent Mercury Concent

100 90 80 70 60 50 200

175

150

125

100

75

50 SLR
THEIL LINE

.

.. DATA Median Influent Mercury Concent VS % Non-Industrial Flow SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

344 Results for: 4.8B

MTB > %ktau c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: % Non-Industrial Flow, Median Effluent Mercury Concent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 % Non-Industrial 9 0 89.44 5.33 16.00 48.00 89.00 96.00 97.50 Median Effluent 9 0 6.68 1.91 5.74 2.10 2.42 5.60 8.60

Variable Maximum % Non-Industrial 99.00 Median Effluent 20.20

Data Display

S_TAU 21.0000 VAR_S 91.0000 Z_S 2.09657

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.583333 0.0360317 2 KENDALL'S TAU_B 0.591608 0.0360317

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -36.3079 0.0154762 0.436540 1.48

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

345 % Non-Industrial FlowMedian Effluent Mercury Concent

100 90 80 70 60 50 20

10

0

-10

-20 SLR
THEIL LINE

.

.. DATA Median Effluent Mercury Concent VS % Non-Industrial Flow SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

346 Results for: 4.8C

MTB > %ktau c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: % Non-Industrial Flow, Median Biosolids Mercury Concen

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 % Non-Industrial 9 0 89.44 5.33 16.00 48.00 89.00 96.00 97.50 Median Biosolids 9 0 0.936 0.133 0.400 0.320 0.502 1.040 1.279

Variable Maximum % Non-Industrial 99.00 Median Biosolids 1.400

Data Display

S_TAU 17.0000 VAR_S 91.0000 Z_S 1.67726

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.472222 0.0934925 2 KENDALL'S TAU_B 0.478921 0.0934925

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -0.867899 -0.0075 0.0198739 0.1285

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

347 % Non-Industrial FlowMedian Biosolids Mercury Concen

100 90 80 70 60 50 1.4

1.2

1.0

0.8

0.6

0.4

0.2

0.0 SLR
THEIL LINE

.

.. DATA Median Biosolids Mercury Concen VS % Non-Industrial Flow SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

348 Results for: 4.8D

MTB > %ktau c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: % Non-Industrial Flow, Median Influent Mercury Concent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 % Non-Industrial 6 0 86.83 7.87 19.27 48.00 79.50 94.00 97.25 Median Influent 6 0 139.8 17.4 42.5 70.0 99.2 153.3 172.6

Variable Maximum % Non-Industrial 98.00 Median Influent 185.0

Data Display

S_TAU 11.0000 VAR_S 28.3333 Z_S 1.87867

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.733333 0.0602892 2 KENDALL'S TAU_B 0.733333 0.0602892

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -62.95 -2.9 2.3 29.7612

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

349 % Non-Industrial FlowMedian Influent Mercury Concent

100 90 80 70 60 50 200

175

150

125

100

75

50 SLR
THEIL LINE

.

.. DATA Median Influent Mercury Concent VS % Non-Indust. Flow (Separate)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

350 Results for: 4.8E

MTB > %ktau c3 c2 Saving file as: '\\fileserv\Homes\andersos\My Documents\Mercury\NACWA project\Biosolids Hg vs % Non-industrial Flow.mgf' Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: % Non-Industrial Flow, Median Effluent Mercury Concent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 % Non-Industrial 6 0 86.83 7.87 19.27 48.00 79.50 94.00 97.25 Median Effluent 6 0 6.86 2.81 6.88 2.10 2.36 4.35 10.83

Variable Maximum % Non-Industrial 98.00 Median Effluent 20.20

Data Display

S_TAU 11.0000 VAR_S 28.3333 Z_S 1.87867

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.733333 0.0602892 2 KENDALL'S TAU_B 0.733333 0.0602892

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -57.4214 -0.0079545 0.657143 7.3

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

351 % Non-Industrial FlowMedian Effluent Mercury Concent

100 90 80 70 60 50 20

10

0

-10

-20

-30 SLR
THEIL LINE

.

.. DATA Median Effluent Mercury Concent VS % Non-Indust. Flow (Separate)
SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

352 Results for: 4.8F

MTB > %ktau c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: % Non-Industrial Flow, Median Biosolids Mercury Concen

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 % Non-Industrial 6 0 86.83 7.87 19.27 48.00 79.50 94.00 97.25 Median Biosolids 6 0 0.904 0.177 0.434 0.320 0.383 1.070 1.239

Variable Maximum % Non-Industrial 98.00 Median Biosolids 1.357

Data Display

S_TAU 3.00000 VAR_S 28.3333 Z_S 0.375735

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.2 0.707114 2 KENDALL'S TAU_B 0.2 0.707114

Data Display

Row INTRCPT_ LOWER95 SLOPE_ UPPER95
1 -0.272857 -0.16 0.0142857 0.318

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***

SCATTER PLOTAppendix C

353 % Non-Industrial FlowMedian Biosolids Mercury Concen

100 90 80 70 60 50 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Median Biosolids Mercury Concen VS % Non-Indust. Flow (Separate)
SEN-THEIL-KENDALL LINE
SLR LINE

Population Density

Results for: 4.12A

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Persons per mi2, Median Influent Mercury Concent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Persons per mi2 12 0 3433 519 1798 1375 2238 2960 3825 Median Influent 12 0 119.2 12.7 44.0 49.8 81.1 119.5 154.8

Variable Maximum Persons per mi2 7335 Median Influent 185.0

Data Display

S_TAU -14.0000 VAR_S 210.667 Z_S -0.895665

Data Display

Row CORRTYPE CORR_VAL P_VALUEAppendix C

354 1 KENDALL'S TAU_A -0.212121 0.370432 2 KENDALL'S TAU_B -0.215410 0.370432

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 145.462 -0.0219298 -0.0087747 0.0132850

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

355 SCATTER PLOT

Persons per mi2Median Influent Mercury Concent

8000 7000 6000 5000 4000 3000 2000 1000 200

175

150

125

100

75

50 SLR
THEIL LINE

.

.. DATA Median Influent Mercury Concent VS Persons per mi2 SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

356 Results for: 4.12B

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Persons per mi2, Median Effluent Mercury Concent

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Persons per mi2 12 0 3433 519 1798 1375 2238 2960 3825 Median Effluent 12 0 5.55 1.53 5.31 1.85 2.17 2.88 7.55

Variable Maximum Persons per mi2 7335 Median Effluent 20.20

Data Display

S_TAU 12.0000 VAR_S 210.667 Z_S 0.757870

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A 0.181818 0.448529 2 KENDALL'S TAU_B 0.184637 0.448529

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 2.42110 -0.0004040 0.0001559 0.0033914

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

357 SCATTER PLOT

Persons per mi2Median Effluent Mercury Concent

8000 7000 6000 5000 4000 3000 2000 1000 20

15

10

5

0 SLR
THEIL LINE

.

.. DATA Median Effluent Mercury Concent VS Persons per mi2 SEN-THEIL-KENDALL LINE
SLR LINEAppendix C

358 Results for: 4.12C

MTB > %ktau3 c3 c2 Executing from file: C:\Program Files\MINITAB 14\MACROS\ktau3.MAC Executing from file: C:\Program Files\MINITAB 14\MACROS\TIESBOTH.MAC
Descriptive Statistics: Persons per mi2, Median Biosolids Mercury Concen

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3 Persons per mi2 12 0 3253 447 1548 1375 2238 2960 3825 Median Biosolids 12 0 0.902 0.113 0.393 0.320 0.453 1.020 1.200

Variable Maximum Persons per mi2 7357 Median Biosolids 1.400

Data Display

S_TAU -3.00000 VAR_S 209.697 Z_S -0.138113

Data Display

Row CORRTYPE CORR_VAL P_VALUE 1 KENDALL'S TAU_A -0.0454545 0.890151 2 KENDALL'S TAU_B -0.0465130 0.890151

Data Display

Row INTRCPT_ LWR95 SLOPE_ UPPR95
1 1.03993 -0.0001507 -0.0000067 0.0003520

**** APPROXIMATE 95% CONFIDENCE INTERVAL ON THE SLOPE***Appendix C

359 SCATTER PLOT

Persons per mi2Median Biosolids Mercury Concen

8000 7000 6000 5000 4000 3000 2000 1000 1.50

1.25

1.00

0.75

0.50 SLR
THEIL LINE

.

.. DATA Median Biosolids Mercury Concen VS Persons per mi2 SEN-THEIL-KENDALL LINE
SLR LINE

# A PPENDIX 

# D: S TUDY 

# P LAN3 6 1



### 1

. 0 S C O P E O F W O R K

T h e e f f e c t o f p r a c t i c a l a n d r e a s o n a b l e m e a s u r e s o f c o n t r o l l i n g s i g n i f i c a n t s o u r c e s

o f m e r c u r y t o t h e P O T W c o l l e c t i o n s y s t e m o n a b i l i t y o f P O T W s t o c o m p l y w i t h

a n t i c i p a t e d e f

f l u e n t l i m i t a t i o n s w i l l b e s t u d i e d

. D e n t a l o f f i c e s a r e t h o u g h t t o b e a

s i g n i f i c a n t s o u r c e o f m e r c u r y t o t h e w a s t e w a t e r

. O n e k e y f a c t o r t h a t m a y a f

f e c t

r e m o v a l p r o c e s s a n d r e s u l t i n g e f f l u e n t m e r c u r y c o n c e n t r a t i o n i s w h e t h e r t h e

m e r c u r y i s i n t h e d i s s o l v e d o r p a r t i c u l a t e f o r m

. M o s t o f t h e p a r t i c u l a t e s a r e

e x p e c t e d t o s e t t l e i n t h e c o l l e c t i o n s y s t e m o r b e r e m o v e d d u r i n g t r e a t m e n t
p r o c e s s e s

. T h e d i s s o l v e d f o r m i s e x p e c t e d t o p a s s t h r o u g h t h e t r e a t m e n t s y s t e m , i m p a c t i n g e f

f l u e n t c o n c e n t r a t i o n s

.

T h i s s t u d y p r e s e n t s a n o p p o r t u n i t y t o b u i l d a d a t a b a s e d e p i c t i n g b a s e l i n e l e v e l s

a n d t r e n d s t h a t m a y o c c u r a s t h e m e r c u r y c o n t r o l p r o g r a m s p r o g r e s s

. T h e s t u d y d e s i g n s h o u l d a l l o w u s t o d e t e r m i n e t h e p o t e n t i a l f o r e n v i r o n m e n t a l b e n e f

i t a n d

c o m p l i a n c e a t t a i n a b i l i t y

.

I n f l u e n t s , e f f l u e n t s a n d b i o s o l i d s f

r o m f i v e P O T W s i n t h e U n i t e d S t a t e s a n d C a n a d a a l r e a d y h a v i n g i m p l e m e n t e d r e g u l a t i o n s r e q u i r i n g d e n t a l c l i n i c s t o i n s t a l l

a m a l g a m r e m o v a l e q u i p m e n t w i l l b e e v a l u a t e d o n t h e m o n t h l y b a s i s o v e r t h e t h r e e y e a r p e r i o d

. O n e P O T W t h a t d o e s n o t h a v e t h i s r e g u l a t o r y r e q u i r e m e n t w i l l b e u s e d a s t h e c o n t r o l s i t e

.

T o t a l r e c o v e r a b l e m e r c u r y a n d T o t a l S u s p e n d e d S o l i d s a n a l y s e s w i l l b e p e r f o r m e d o n t h e m o n t h l y b a s i s o n a l l i n f l u e n t a n d e f

f l u e n t s a m p l e s

. F o r t h e f

i r s t
q u a r t e r o f t h e s t u d y a d d i t i o n a l d i s s o l v e d m e r c u r y a n a l y s e s w i l l b e p e r f o r m e d t o

e s t a b l i s h s p e c i f

i c r a t i o s o f p a r t i c u l a t e a n d d i s s o l v e d f o r m s f o r e a c h P O T W

. F o r t h e r e m a i n d e r o f t h e s t u d y , d i s s o l v e d m e r c u r y w i l l b e p e r f o r m e d a s a c h e c k

, o n t h e q u a r t e r l y b a s i s , h o w e v e r t h e f r e q u e n c y m a y b e i n c r e a s e d i f a m a j o r c h a n g e s

a r e o b s e r v e d i n a r a t i o o f t o t a l a n d d i s s o l v e d m e r c u r y i n a n y o f t h e p a r t i c i p a t i n g P O T W s

.

B i o s o l i d s s a m p l e s w i l l b e a n a l y z e d o n a m o n t h l y b a s i s f o r t o t a l r e c o v e r a b l e

m e r c u r y , a n d T o t a l S o l i d s

.

S t a t i s t i c a l e v a l u a t i o n o f r e s u l t s , c o n c l u s i o n s a n d s t u d y r e p o r t w i l l b e p r e p a r e d

u p o n c o m p l e t i o n o f t h e s t u d y

.



### 2

. 0 P L A N T O P E R A T I O N S

2

. 1 P l a n t C o n d i t i o n s T h i s s t u d y i s d e s i g n e d t o e v a l u a t e m e r c u r y c o n c e n t r a t i o n s d u r i n g n o r m a l
p l a n t o p e r a t i n g c o n d i t i o n s

. P r i o r t o t h e s t a r t o f t h e s t u d y , e a c h P O T W w i l l
p r o v i d e m o n t h l y a v e r a g e s f o r t h e p r e v i o u s t w o y e a r s ( 2 4 m o n t h l y a v e r a g e s t o t a l ) o f t h e f

o l l o w i n g o p e r a t i o n a l d a t a :36 2 • E f f l u e n t f l o w

• T o t a l s u s p e n d e d s o l i d s

• T u r b i d i t y H R S D w i l l p e r f

o r m s t a t i s t i c a l e v a l u a t i o n o f t h e d a t a t o e s t a b l i s h 9 5 %

c o n f i d e n c e i n t e r v a l s t h a t r e f

l e c t n o r m a l o p e r a t i n g c o n d i t i o n s

. T h e s e i n t e r v a l s w i l l b e u s e d t o e n s u r e s a m p l e s a r e c o l l e c t e d d u r i n g n o r m a l p l a n t

o p e r a t i n g c o n d i t i o n s

.

2

. 2 F l o w I n f

o r m a t i o n I n o r d e r t o f

a c i l i t a t e a p p r o x i m a t e m a s s b a l a n c e c a l c u l a t i o n s , t h e f o l l o w i n g i n f o r m a t i o n w i l l b e p r o v i d e d w i t h e a c h s a m p l e c o l l e c t e d :

• I n f l u e n t f l o w s

• E f f l u e n t f l o w s

• S l u d g e v o l u m e s

• M e a n c e l l r e s i d e n c e t i m e s

2

. 3 S e p t a g e

/ S o l i d s H a n d l i n g S i n c e s e p t a g e r e c e i v e d b y P O T W s m a y h a v e a s i g n i f i c a n t i m p a c t o n

m e r c u r y c o n c e n t r a t i o n s , p a r t i c i p a t i n g f a c i l i t i e s n e e d t o p r o v i d e t h e f o l l o w i n g i n f

o r m a t i o n r e g a r d i n g s e p t a g e a n d s o l i d s h a n d i n g o p e r a t i o n s :

• I s s e p t a g e a c c e p t e d a t t h e p l a n t ?

• L o c a t i o n s e p t a g e i s r e c e i v e d a t t h e p l a n t i n r e l a t i o n t o t h e i n f l u e n t

s a m p l e p o i n t

• A p p r o x i m a t e c o n t r i b u t i o n o f s e p t a g e h a u l e r s i n g a l l o n s

• T y p e o f s o l i d s h a n d i n g o p e r a t i o n s i s u s e d a t t h e p l a n t



### 3

. 0 S A M P L I N G

T h e f o l l o w i n g s a m p l i n g i n f

o r m a t i o n p e r t a i n s t o t h e c o l l e c t i o n o f t o t a l r e c o v e r a b l e

a n d d i s s o l v e d m e r c u r y i n i n f l u e n t / e f f l u e n t s a m p l e s a n d t o t a l r e c o v e r a b l e m e r c u r y i n b i o s o l i d s

. P r o t o c o l s f

o r b o t h g r a b a n d c o m p o s i t e s a m p l i n g a r e p r o v i d e d f o r

r e f e r e n c e

. B e c a u s e o f d i f

f e r e n c e s b e t w e e n e a c h t r e a t m e n t f a c i l i t y o p e r a t i o n , e i t h e r s i n g l e o r m u l t i p l e g r a b

, o r c o m p o s i t e s a m p l e s c o u l d b e c o l l e c t e d t h r o u g h o u t
t h e s t u d y

. H o w e v e r , o n c e t h e d e c i s i o n i s m a d e o n s a m p l i n g p r o t o c o l

, i t i s p r e f e r a b l e t h a t t h e s a m e p r o t o c o l i s u s e d f o r t h e d u r a t i o n o f t h e s t u d y t o e n s u r e

c o n s i s t e n c y i n t h e d a t a

.

H R S D c a n p r o v i d e a l l n e c e s s a r y s u p p o r t f o r c l e a n s a m p l e c o l l e c t i o n , i n c l u d i n g d e t a i l e d i n s t r u c t i o n s ( S O P s ) a n d r e n t a l

, o r p u r c h a s e o f t h e e q u i p m e n t

. F a c i l i t i e s

a r e w e l c o m e t o u s e e i t h e r o f t h e s e c l e a n p r o t o c o l s o r a n y o t h e r c l e a n p r o c e d u r e t h a t w i l l p r o d u c e u n c o n t a m i n a t e d r e p r e s e n t a t i v e s a m p l e s

.36 3 3

. 1 S a m p l i n g E q u i p m e n t 3

. 1

. 1 E q u i p m e n t C o n s t r u c t i o n ( g r a b / c o m p o s i t e ) 3

. 1

. 1

. 1 S a m p l e r s w i l l b e c u s t o m c o n f i g u r e d i n a “ c l o s e d s a m p l e r d e s i g n ” u s i n g a p p r o p r i a t e m a t e r i a l s t o r e d u c e

c o n t a m i n a t i o n

. T h i s d e s i g n s i g n i f i c a n t l y r e d u c e s

c o n t a m i n a t i o n i s s u e s b y m i n i m i z i n g e x p o s u r e t o h u m a n

a n d a t m o s p h e r i c i n p u t s

. 3

. 1

. 1

. 2 H R S D c a n a s s e m b l e s a m p l i n g e q u i p m e n t s p e c i f i c a l l y d e s i g n e d f

o r e a c h i n d i v i d u a l s a m p l e l o c a t i o n

.

3

. 1

. 2 S a m p l e B o t t l e s 3

. 1

. 2

. 1 O n l y b o r o s i l i c a t e g l a s s s a m p l e b o t t l e s o u t f i t t e d w i t h s p e c i a l f l u o r o p o l y m e r t r a n s f

e r c a p s w i l l b e u s e d

. 3

. 1

. 3 S a m p l e T u b i n g 3

. 1

. 3

. 1 P F A T e f

l o n t u b i n g w i l l b e u s e d f

o r i n f l u e n t a n d e f

f l u e n t

s a m p l e c o l l e c t i o n

. 3

. 1

. 3

. 2 M a s t e r f

l e x ® # 9 6 4 1 0

- 1 5 s i l i c o n t u b i n g w i l l b e u s e d a s p e r i s t a l t i c s a m p l e p u m p t u b i n g f o r g r a b a n d d i s s o l v e d

m e r c u r y c o l l e c t i o n

. 3

. 1

. 3

. 3 3 / 8 ” X 1⁄2 ” s i l i c o n t u b i n g w i l l b e u s e d f o r c o m p o s i t e

s a m p l e c o l l e c t i o n

. 3

. 1

. 4 S a m p l e P u m p 3

. 1

. 4

. 1 ( d i s s o l v e d / g r a b m e r c u r y ) O n l y a M a s t e r f l e x ® p o r t a b l e p e r i s t a l t i c p u m p m o d e l # 0 7 5 7 1

- 0 0 c a n b e u s e d f o r s a m p l e

c o l l e c t i o n

. T h e s a m p l e b o t t l e s h a v e b e e n s p e c i f i c a l l y d e s i g n e d t o w o r k w i t h t h i s p u m p

. T h e M a s t e r f l e x ® P u m p h a s a v a r i a b l e s p e e d c o n t r o l t o a l l o w f o r d i s s o l v e d f

i l t e r i n g

. T h o u g h t h e f

l o w t h r o u g h t h e f

i l t e r s h o u l d n o t e x c e e d 5 0 0 m l / m i n u t e , i t c a n b e s e t t o t h e m a x i m u m p u m p s p e e d f o r t o t a l r e c o v e r a b l e s a m p l i n g

. 3

. 1

. 4

. 2 ( c o m p o s i t e m e r c u r y ) A l m o s t a n y t y p e o f a u t o m a t e d

c o m p o s i t e s a m p l e r c a n b e m o d i f i e d a n d u s e d f

o r c l e a n

s a m p l i n g , b u t H R S D ’ s p r o t o c o l s h a v e b e e n w r i t t e n f o r I s c o

m o d e l 3 7 0 0 / 3 7 1 0

. 3

. 1

. 5 F i l t e r 3

. 1

. 5

. 1 G e l m a n # 2 8 1 4 5

- 1 2 0

. 4 5 m i c r o n h i g h c a p a c i t y i n l i n e f i l t e r

w i l l b e u s e d t o d e t e r m i n e d i s s o l v e d H g c o n c e n t r a t i o n s

. 3

. 1

. 6 E q u i p m e n t R e n t a l / P u r c h a s e 3

. 1

. 6

. 1 H R S D c a n p r o v i d e a l l f i e l d e q u i p m e n t n e c e s s a r y t o c o l l e c t

s a m p l e s

. E a c h f

a c i l i t y w i l l n e e d t h r e e s e t s o f e q u i p m e n t t o f a c i l i t a t e a r a p i d t u r n

- a r o u n d o f c l e a n e q u i p m e n t

. A

r e a s o n a b l e r e n t a l c h a r g e w i l l a p p l y

. R e n t a l f e e s a r e

c u r r e n t l y u n d e r d e v e l o p m e n t

.36 4 3

. 1

. 6

. 2 P a r t i c i p a t i n g f

a c i l i t i e s w i l l h a v e t h e o p t i o n t o p u r c h a s e

e q u i p m e n t a t c o s t i n s t e a d o f r e n t i n g

. E q u i p m e n t c o s t s w i l l b e m a d e a v a i l a b l e a t a l a t e r d a t e

.

3

. 2 C l e a n T e c h n i q u e s f o r S a m p l e H a n d l i n g A t w o

- p e r s o n c r e w w i l l b e n e c e s s a r y f o r s a m p l e c o l l e c t i o n

. “ C l e a n h a n d s ” / “ d i r t y h a n d s ” t e c h n i q u e s w i l l b e p r a c t i c e d

. T h e i n d i v i d u a l d e s i g n a t e d a s c l e a n h a n d s o n l y t o u c h e s t h e c l e a n s a m p l e b o t t l e s a n d

a s s o c i a t e d t u b i n g

. “ D i r t y h a n d s ” p r o v i d e s s u p p o r t t h r o u g h o p e r a t i n g t h e

s a m p l e p u m p a n d l o w e r i n g t h e p u m p t u b i n g t o t h e s a m p l e p o i n t

.

3

. 3 C o l l e c t i o n

/ P r e s e r v a t i o n I n f l u e n t / e f f l u e n t s a m p l e s c a n b e c o l l e c t e d a s e i t h e r a g r a b o r c o m p o s i t e

. W h e n c o l l e c t i n g g r a b s a m p l e s , c o n s i d e r a t i o n s h o u l d b e g i v e n t o t h e t i m e

o f d a y s a m p l e s a r e c o l l e c t e d ( i

. e

. h i g h f l o w / l o w f l o w ) a n d t h e n u m b e r o f
g r a b s c o l l e c t e d i n a 2 4 h o u r p e r i o d

. C o m p o s i t e s a m p l e s c a n e i t h e r b e t i m e

w e i g h t e d o r f

l o w p r o p o r t i o n a l

. F l o w p r o p o r t i o n a l s a m p l e s t y p i c a l l y p r o v i d e t h e m o s t r e p r e s e n t a t i v e s a m p l e

. S a m p l e s w i l l b e s h i p p e d o v e r n i g h t t o H R S D o n i c e w h e r e t h e l a b o r a t o r y

w i l l p r e s e r v e t h e s a m p l e

. H R S D s t a n d a r d o p e r a t i n g p r o c e d u r e s ( S O P s ) f o r t h e c o l l e c t i o n o f c l e a n g r a b m e r c u r y s a m p l e s a r e i n c l u d e d i n A p p e n d i x A

. C l e a n c o m p o s i t e p r o c e d u r e s a r e p r o v i d e d i n A p p e n d i x B

.

3

. 3

. 1 T o t a l R e c o v e r a b l e M e r c u r y 3

. 3

. 1

. 1 O n e e f

f l u e n t a n d o n e i n f

l u e n t s a m p l e w i l l b e c o l l e c t e d d u r i n g e a c h o f t h e s a m p l i n g e v e n t s

. 3

. 3

. 1

. 2 S a m p l e s w i l l b e d o u b l e b a g g e d a n d i m m e d i a t e l y p l a c e o n i c e a n d k e p t a t o r b e l o w 4 o C

. 3

. 3

. 2 D i s s o l v e d M e r c u r y 3

. 3

. 2

. 1 O n e e f

f l u e n t a n d o n e i n f

l u e n t s a m p l e w i l l b e c o l l e c t e d d u r i n g e a c h m o n t h o f t h e f i r s t q u a r t e r o f t h e s t u d y

. S a m p l i n g w i l l b e r e d u c e d t o o n c e p e r q u a r t e r ( s e m i

a n n u a l ? ) a f

t e r t h i s f i r s t r o u n d

. 3

. 3

. 2

. 2 S a m p l e s f

o r d i s s o l v e d m e r c u r y w i l l b e f i l t e r e d i n

- l i n e d u r i n g g r a b s a m p l e c o l l e c t i o n

. C o m p o s i t e s a m p l e s w i l l b e f i l t e r e d w i t h i n o n e h o u r a f t e r t h e s a m p l e s e q u e n c e i s

c o m p l e t e

. F i l t r a t i o n f

l o w r a t e s w i l l b e 5 0 0 m l / m i n u t e

. 3

. 3

. 2

. 3 S a m p l e s w i l l b e d o u b l e b a g g e d a n d i m m e d i a t e l y p l a c e d o n i c e a n d k e p t a t o r b e l o w 4 o C 3

. 3

. 2

. 4 A l l e q u i p m e n t u s e d f o r s a m p l e c o l l e c t i o n w i l l b e r e t u r n e d

t o H R S D f

o r r e

- c l e a n i n g

.

3

. 3

. 3 B i o s o l i d s 3

. 3

. 3

. 1 E a c h p a r t i c i p a t i n g f a c i l i t y i s r e s p o n s i b l e f

o r d e v e l o p i n g

r e p r e s e n t a t i v e s a m p l e c o l l e c t i o n p r o c e d u r e s t h a t m i n i m i z e s

c o n t a m i n a t i o n

.36 5 3

. 3

. 3

. 2 N e w a n d / o r a c i d w a s h e d p l a s t i c s a m p l e c o n t a i n e r s a r e

r e c o m m e n d e d f

o r e a c h c o l l e c t i o n e v e n t

. 3

. 3

. 3

. 3 D e s i g n a t e d s a m p l e p o i n t s s h o u l d b e i d e n t i f i e d f o r t h i s

s t u d y

. 3

. 3

. 3

. 4 R e p r e s e n t a t i v e s a m p l e s s h o u l d b e c o l l e c t e d i m m e d i a t e l y

a f t e r d i s c h a r g e f

r o m t h e d e w a t e r i n g u n i t

.

3

. 4 Q A / Q C 3

. 4

. 1 E q u i p m e n t B l a n k s 3

. 4

. 1

. 1 S a m p l i n g e q u i p m e n t w i l l b e c h e c k e d f o r c o n t a m i n a t i o n p r i o r t o s h i p m e n t t o P O T W ’ s

. E q u i p m e n t b l a n k s w i l l b e

c o l l e c t e d a n d a n a l y z e d b y H R S D

. O n l y e q u i p m e n t d e t e r m i n e d t o b e m e r c u r y f r e e w i l l b e s h i p p e d f

o r u s e i n

s a m p l i n g

. 3

. 4

. 1

. 2 E q u i p m e n t b l a n k s w i l l b e c h e c k e d o n 1 0 % o f b o t t l e s a n d

t u b i n g w i t h e a c h c l e a n i n g b a t c h

. 3

. 4

. 2 F i e l d B l a n k s 3

. 4

. 2

. 1 A c o r r e s p o n d i n g f i e l d b l a n k w i l l b e c o l l e c t e d w i t h e a c h

e f f l u e n t s a m p l e

. 3

. 4

. 2

. 2 F i e l d b l a n k s w i l l b e c o l l e c t e d p r i o r t o e f f l u e n t s a m p l e s f

o r g r a b s a m p l e s

. F i e l d b l a n k s w i l l b e p r o c e s s e d t h r o u g h t h e

s a m e e q u i p m e n t a s t h e e f f l u e n t s a m p l e s

. 3

. 4

. 2

. 3 F i e l d b l a n k s f

o r c o m p o s i t e s a m p l e s w i l l b e c o l l e t e d

s i m u l t a n e o u s l y u s i n g a s e p a r a t e s a m p l e r

. 3

. 4

. 3 F i e l d D u p l i c a t e s 3

. 4

. 3

. 1 F i e l d d u p l i c a t e s o f f i n a l e f f l u e n t w i l l b e c o l l e c t e d i n i t i a l l y d u r i n g t h e f

i r s t t h r e e c o n s e c u t i v e s a m p l i n g e v e n t s t o d e t e r m i n e i f c o l l e c t i o n p r o t o c o l s a s s u r e r e p r e s e n t a t i v e

s a m p l e s

. F o r t h e r e m a i n d e r o f t h e s t u d y f i e l d d u p l i c a t e s

w i l l b e c o l l e c t e d o n c e p e r y e a r f o r e a c h p l a n t

. 3

. 4

. 3

. 2 T h e r e l a t i v e p e r c e n t d i f f e r e n c e ( R P D ) f

o r t h e d u p l i c a t e s

w i l l b e c a l c u l a t e d u s i n g s t a t i s t i c a l a p p r o a c h

. 3

. 4

. 3

. 3 I f d u r i n g t h e s t u d y t h e R P D f o r d u p l i c a t e s i s o u t s i d e o f t h e

a c c e p t a n c e c r i t e r i a , b o t h d u p l i c a t e s w i l l b e r e a n a l y z e d t o

a s s u r e t h a t t h e p r o b l e m i s n o t a n a l y t i c a l

. 3

. 4

. 3

. 4 I f i t i s d e t e r m i n e d t h a t t h e s a m p l i n g p r o c e d u r e p r o d u c e d

n o n

- r e p r e s e n t a t i v e s a m p l e s , t h e p l a n t i n q u e s t i o n m a y n e e d

t o r e

- s a m p l e

. A n a d d i t i o n a l f i e l d d u p l i c a t e m a y b e r e q u i r e d

t o d e t e r m i n e t h a t t h e p r o b l e m w a s c o r r e c t e d

.

3

. 4

. 4 D o c u m e n t a t i o n 3

. 4

. 4

. 1 H R S D w i l l p r o v i d e a c h a i n o f c u s t o d y r e c o r d w i t h e a c h

s a m p l e k i t

. 3

. 4

. 4

. 2 A l l s a m p l e s s u b m i t t e d t o H R S D n e e d t o b e a c c o m p a n i e d b y a c h a i n o f c u s t o d y r e c o r d

.3 6 6 3

. 4

. 4

. 3 H R S D w i l l p r o v i d e c o d e s f o r e a c h s a m p l i n g s i t e a n d f a c i l i t y

.

3

. 5 P l a n t C o n d i t i o n s a t T i m e o f S a m p l i n g I t i s i m p o r t a n t t h a t s a m p l e s c o l l e c t e d d u r i n g t h i s s t u d y a r e r e p r e s e n t a t i v e

o f t h e p r o c e s s s t r e a m s s a m p l e d

. T h e r e f o r e , s a m p l i n g s h o u l d n o t b e

c o n d u c t e d i f t h e f

o l l o w i n g c o n d i t i o n s a r e o b s e r v e d :

• A t y p i c a l p l a n t f

l o w s

.

• U n u s u a l l o s s o f s o l i d s i n t h e e f f l u e n t

.

• P l a n t u p s e t c o n d i t i o n s

.

• T h e p l a n t i s r e c e i v i n g a n u n u s u a l i n d u s t r i a l d i s c h a r g e

.

• S i g n i f i c a n t d i v e r s i o n s o f f

l o w

.

• A t y p i c a l a p p l i c a t i o n s o f c h e m i c a l t r e a t m e n t s

.

3

. 6 S a m p l e P o i n t S e l e c t i o n S e l e c t i o n o f r e p r e s e n t a t i v e s a m p l e s i t e s i s c r i t i c a l t o t h e s u c c e s s o f t h i s

s t u d y

. A l l s e l e c t e d s a m p l e s i t e s n e e d t o b e i n a r e a s t h a t a r e w e l l m i x e d

. A l l o p e r a t i o n r e c y c l e a n d a d d e d c h e m i c a l s s h o u l d b e d o c u m e n t e d

.

3

. 7 S a m p l i n g S c h e d u l e I n f l u e n t a n d E f

f l u e n t s a m p l e s w i l l b e c o l l e c t e d o n a m o n t h l y b a s i s , w i t h a t a r g e t c o m p l e t i o n d a t e b y t h e 1 5 t h o f e a c h m o n t h

.

3

. 8 S h i p p i n g I n f

o r m a t i o n P l e a s e r e f e r t o s a m p l i n g p r o c e d u r e s f o u n d i n A p p e n d i x A f

o r i n f o r m a t i o n

r e g a r d i n g s h i p p i n g

.

4

. 0 A N A L Y T I C A L P R O C E D U R E S

4

. 1 A n a l y t i c a l M e t h o d s I n f l u e n t a n d e f

f l u e n t s a m p l e s w i l l b e a n a l y z e d f o r t o t a l r e c o v e r a b l e a n d d i s s o l v e d m e r c u r y a n d t o t a l s u s p e n d e d s o l i d s

. B i o s o l i d s w i l l b e a n a l y z e d f o r t o t a l r e c o v e r a b l e m e r c u r y a n d f o r t o t a l s o l i d s

. T a b l e 1 l i s t s t h e

a n a l y t i c a l m e t h o d s a n d m e t h o d d e t e c t i o n l i m i t s ( M D L s ) t h a t w i l l b e u s e d f o r t h e a q u e o u s a n d s o l i d s s a m p l e s i n t h i s s t u d y :

T a b l e 1

. A n a l y t i c a l M e t h o d s a n d R e p o r t L i m i t s P a r a m e t e r R e f

e r e n c e M e t h o d M D L ( n g / L )

H g ( t o t a l r e c o v e r a b l e

a n d d i s s o l v e d ) E P A M e t h o d 1 6 3 1

, R e v

. E 0

. 3

H g ( t o t a l r e c o v e r a b l e

a n d d i s s o l v e d ) E P A M e t h o d 2 4 5

. 7 0

. 7

H g T o t a l
R e c o v e r a b l e E P A M e t h o d 2 4 5

. 2 3 0

H g T o t a l
R e c o v e r a b l e E P A M e t h o d 2 4 5

. 5

o r 0

. 0 6 m g / L

( T S v a l u e s u s e d f

o r36 7 S W

- 8 4 6 7 4 7 1 A c o n v e r s i o n t o m g / K g )

T S S S M 2 5 4 0 D 1 m g / L

A l l e f f l u e n t s a m p l e s w i l l b e a n a l y z e d u s i n g E P A M e t h o d 1 6 3 1 R e v

. E

. ( A p p e n d i x B )

. I n f

l u e n t s a m p l e s w h i c h m a y g r e a t l y v a r y i n c o n c e n t r a t i o n , w i l l b e a n a l y z e d u s i n g t h e l e a s t s e n s i t i v e m e t h o d t h a t y i e l d s a q u a n t i f i a b l e

r e s u l t ( A p p e n d i x C a n d D ) H R S D ’ s C e n t r a l E n v i r o n m e n t a l L a b o r a t o r y ( C E L ) w i l l p r o v i d e a n a l y t i c a l

s e r v i c e s f o r t h e a q u e o u s s a m p l e s c o l l e c t e d f o r t h i s s t u d y

. R a w i n f

l u e n t s

a n d f i n a l e f f l u e n t s w i l l b e a n a l y z e d u s i n g c l e a n t e c h n i q u e s a n d p r o t o c o l s f o r s a m p l e h a n d l i n g a n d a n a l y s i s

. P a r t i c i p a t i n g P O T W s w i l l a n a l y z e s o l i d s a m p l e s f o r m e r c u r y u s i n g E P A M e t h o d 2 4 5

. 5 o r S W

- 8 4 6 7 4 7 1 A

.

4

. 2 A n a l y t i c a l S c h e d u l e

4

. 2

. 1

. 1 I n f

l u e n t a n d e f

f l u e n t s a m p l e s w i l l b e a n a l y z e d b y t h e C E L

w i t h i n 1 4 d a y s o f r e c e i p t a n d a l w a y s p r i o r t o t h e h o l d i n g t i m e e x p i r a t i o n f

o r a n y s p e c i f

i c p a r a m e t e r

. 4

. 2

. 1

. 2 S o l i d s a m p l e s w i l l b e a n a l y z e d b y P O T W s b y t h e e n d o f

t h e m o n t h i n w h i c h s a m p l i n g t o o k p l a c e a n d a l w a y s p r i o r t o t h e h o l d i n g t i m e e x p i r a t i o n f o r a n y s p e c i f

i c p a r a m e t e r

.

4

. 3 A n a l y t i c a l P r o t o c o l s T h e f o l l o w i n g p r o t o c o l s w i l l a p p l y t o a l l a n a l y s e s p e r f o r m e d b y H R S D o n i n f l u e n t a n d e f

f l u e n t s a m p l e s : 4

. 3

. 1 C l e a n P r o t o c o l s : T h r o u g h o u t s a m p l e h a n d l i n g a n d a n a l y s e s f o r

m e r c u r y c l e a n t e c h n i q u e s w i l l b e u s e d i n c l u d i n g t h e f o l l o w i n g : 4

. 3

. 1

. 1 A l l s a m p l e p r e s e r v a t i o n , p r e p a r a t i o n a n d a n a l y s i s w i l l b e p e r f o r m e d i n s p e c i a l c l e a n a r e a s 4

. 3

. 1

. 2 A l l l a b w a r e u s e d i n t h e a n a l y t i c a l p r o c e s s w i l l b e f r e e f r o m

c o n t a m i n a t i o n

. 4

. 3

. 1

. 3 A p p r o p r i a t e m e a s u r e s w i l l b e t a k e n , i n c l u d i n g u s e o f c l a s s 1 0 0 c l e a n b e n c h e s t o l i m i t p o t e n t i a l c o n t a m i n a t i o n o f

s a m p l e s a n d c l e a n l a b w a r e

. 4

. 3

. 1

. 4 W h e r e v e r n e c e s s a r y s t e p s w i l l b e t a k e n t o m i n i m i z e o r

e l i m i n a t e p o t e n t i a l s o u r c e s o f c o n t a m i n a t i o n i n t r o d u c e d b y

a n a l y s t s , s u c h a s w e a r i n g o f j e w e l r y , u s e o f c e r t a i n

c o s m e t i c s , s o a p , h a n d c r e a m s , e t c

. 4

. 3

. 1

. 5 O n l y n e w o r f

r e s h l y l a u n d e r e d l a b c o a t s a n d n e w , p o w d e r

f r e e g l o v e s w i l l b e u s e d

. 4

. 3

. 2 S o l i d s s a m p l e s a n a l y z e d b y p a r t i c i p a t i n g P O T W s s h o u l d a t a

m i n i m u m m e e t t h e f

o l l o w i n g c r i t e r i a : 4

. 3

. 2

. 1 S a m p l e p r e s e r v a t i o n s h o u l d c o n s i s t o f c o o l i n g a n d s t o r i n g

s a m p l e s a t 4 o C

. 4

. 3

. 2

. 2 A l l l a b w a r e u s e d i n t h e a n a l y t i c a l p r o c e s s s h o u l d b e f r e e f r o m d e t e c t a b l e c o n t a m i n a t i o n

.36 8 4

. 3

. 2

. 3 S o l i d r e a g e n t s u s e d i n a n a l y s e s s h o u l d n o t c o n t a i n m o r e t h a n 0

. 0 5 p p m H g

. 4

. 3

. 2

. 4 N e c e s s a r y s t e p s s h o u l d b e t a k e n t o m i n i m i z e o r e l i m i n a t e p o t e n t i a l s o u r c e s o f c o n t a m i n a t i o n i n t r o d u c e d b y t h e

a n a l y t i c a l p r o c e s s s

.

4

. 4 Q u a l i t y A s s u r a n c e P r o t o c o l s 4

. 4

. 1 T h e Q A / Q C p r o t o c o l s a s r e q u i r e d b y s p e c i f i c E P A m e t h o d s u s e d i n t h e s t u d y w i l l b e e m p l o y e d

. A s u m m a r y o f m a n d a t o r y Q C

s a m p l e s a n d t h e i r a c c e p t a n c e c r i t e r i a a r e l i s t e d i n T a b l e 2

. 4

. 4

. 2 T h e C E L Q u a l i t y A s s u r a n c e M a n u a l c o m p l y i n g w i t h g e n e r a l E P A

r e q u i r e m e n t s p e r t a i n i n g t o a n a l y t i c a l p r o c e s s e s a n d t h e E P A G o o d L a b o r a t o r y P r a c t i c e s d o c u m e n t w i l l b e f o l l o w e d f o r a l l o t h e r q u a l i t y i s s u e s r e l a t e d t o a n a l y s e s c o n d u c t e d b y C E L f o r t h i s s t u d y

.369Table2.QualityControlMeasuresQCParameterMethod1631Method245.7Method245.2Method245.5or7471AMethodSM2540DInstrumentCalibrationDailyorasneeded,whicheverismorefrequentDailyorasneeded,whicheverismorefrequentDailyorasneeded,whicheverismorefrequentDailyorasneeded,whicheverismorefrequentDailyorasneeded,whicheverismorefrequentAcceptanceCriteria0.9950.9950.9950.995Replicates10%ofsamplebatch10%ofsamplebatch10%ofsamplebatchEachsampleanalyzedintriplicate10%ofsamplebatchAcceptanceCriteria20%RPDforsamplevalues>RL20%RPDforsamplevalues>RL20%RPDforsamplevalues>RLUseGrubbsTesttoestablishoutliers20%RPDQualityControlSample(QCS)1/Calibration1/Calibration1/Calibration1/CalibrationNAAcceptanceCriteria77-123%orSampleSpecifiedRange76-111%orSampleSpecifiedRange90-110%90-110%LaboratoryReagentBlanks(LRB)3/samplebatch3/samplebatch3/samplebatch1/samplebatch*1/batchAcceptanceCriteria0.2ng/L0.6ng/L100ng/LML+/-0.0005gofInitialWeightLaboratoryFortifiedBlank(LFB)NANA2/samplebatch1/samplebatch*NAAcceptanceCriteria85-115%85-115%MatrixSpike(MS)10%ofsamplebatch10%ofsamplebatch10%ofsamplebatch10%ofsamplesor1perbatch*,whicheverisgreaterNAAcceptanceCriteria71-125%76-111%70-130%85-115%orwithinestablishedcontrollimitsMatrixSpikeDuplicate(MSD)10%ofsamplebatch10%ofsamplebatch10%ofsamplebatch10%ofsamplesor1perbatch*,whicheverisgreaterNAAcceptanceCriteria71-125%RandRPD24%76-111%RandRPD18%70-120%RandRPD20%85-115%orwithinestablishedcontrollimits;RPD20%InstrumentPerformanceCheck(IPC)Priortoanalysisofeachanalyticalbatch,afterevery10samplesandatendofeachrunPriortoanalysisofeachanalyticalbatch,afterevery10samplesandatendofeachrunPriortoanalysisofeachanalyticalbatch,afterevery10samplesandatendofeachrunPriortoanalysisofeachanalyticalbatch,afterevery10samplesandatendofeachrunNAAcceptanceCriteria77-123%76-111%InitialIPC95-105%;allothers90-110%80-120%ContinuingCalibrationBlank(CCB)3/batchminimum,immediatelyfollowingIPCImmediatelyfollowingIPCImmediatelyfollowingIPCNAAcceptanceCriteria0.2ng/L0.6ng/L100ng/LML*Batchdefinedas20samples3 70 4

. 5 D o c u m e n t a t i o n 4

. 5

. 1 C h a i n

- o f

- C u s t o d y 4

. 5

. 1

. 1 S a m p l e c h a i n

- o f

- c u s t o d y f

o r m s w i l l b e v e r i f

i e d a n d

m a i n t a i n e d a s a p a r t o f a u x i l i a r y a n a l y t i c a l r e c o r d s

. 4

. 5

. 1

. 2 S a m p l e i n f

o r m a t i o n o n t h e c o n t a i n e r l a b e l s a n d o n c h a i n

- o f

c u s t o d y f o r m s w i l l b e c h e c k e d f

o r c o r r e c t n e s s

. A p p r o p r i a t e

c o r r e c t i v e a c t i o n s w i l l b e i n i t i a t e d a s n e c e s s a r y

. 4

. 5

. 1

. 3 A n y c o r r e c t i v e a c t i o n t a k e n w i l l b e t h o r o u g h l y d o c u m e n t e d

. 4

. 5

. 2 D i g e s t i o n L o g s 4

. 5

. 2

. 1 D i g e s t i o n L o g s w i l l c o n t a i n t h e f o l l o w i n g i n f

o r m a t i o n f

o r

e a c h s a m p l e b a t c h :

• D i g e s t i o n b a t c h n u m b e r

• A n a l y s t i d e n t i f

i c a t i o n

• R e f e r e n c e M e t h o d

• D i g e s t i o n i n i t i a t i o n a n d c o m p l e t i o n t i m e s a n d d a t e s

• S t a n d a r d p r e p a r a t i o n a n d e x p i r a t i o n d a t e s

• S t a n d a r d a n d s p i k e c o n c e n t r a t i o n s

• U n i q u e s a m p l e i d e n t i f y i n g c o d e s

• p H v e r i f

i c a t i o n 4

. 5

. 3 A n a l y t i c a l R u n s 4

. 5

. 3

. 1 E a c h a n a l y t i c a l r u n w i l l c o n t a i n t h e f o l l o w i n g i n f

o r m a t i o n :

• R u n n u m b e r

• R e f e r e n c e m e t h o d

• D i g e s t i o n n u m b e r

• S a m p l e p r e p a r a t i o n t i m e a n d d a t e

• A n a l y s t i d e n t i f

i c a t i o n

• D a t a v a l i d a t i o n s i g n a t u r e a n d d a t e 4

. 5

. 4 I n s t r u m e n t M a i n t e n a n c e 4

. 5

. 4

. 1 D a i l y , m o n t h l y , q u a r t e r l y , a n d y e a r l y m a i n t e n a n c e w i l l b e d o c u m e n t e d i n t h e i n s t r u m e n t l o g b o o k a l o n g w i t h a n y

r e p a i r s p e r f

o r m e d b y s e r v i c e e n g i n e e r s

. 4

. 5

. 5 C o r r e c t i v e A c t i o n s 4

. 5

. 5

. 1 A n y c o r r e c t i v e a c t i o n s t a k e n w i l l b e d o c u m e n t e d i n i n s t r u m e n t a n d / d i g e s t i o n l o g s , a n a l y t i c a l r u n s o r a n a l y t i c a l

r e p o r t s a s a p p r o p r i a t e

. 4

. 5

. 5

. 2 P O T W p e r s o n n e l w i l l b e c o n t a c t e d i m m e d i a t e l y i f a n y o f

t h e u n u s u a l c o n d i t i o n s o c c u r i n c l u d i n g :

• I m p r o p e r c h a i n

- o f

- c u s t o d y

• P o o r s a m p l e c o n d i t i o n ( i

. e

. , l e a k i n g c o n t a i n e r , n o t d o u b l e b a g g e d )

• U n u s u a l p h y s i c a l a p p e a r a n c e ( i

. e

. , m o r e s o l i d s t h a n

u s u a l )3 7 1 4

. 6 D a t a V a l i d a t i o n

4

. 6

. 1

. 1 U p o n g e n e r a t i o n , d a t a w i l l b e r e v i e w e d t o d e t e r m i n e i f
p r o j e c t d a t a q u a l i t y o b

j e c t i v e s a n d r e f

e r e n c e m e t h o d

s p e c i f i e d c r i t e r i a a r e m e t

. 4

. 6

. 1

. 2 D o c u m e n t a t i o n o f s a m p l e c h a i n

- o f

- c u s t o d y , s a m p l e p r e p a r a t i o n , a n a l y t i c a l s p e c i f i c a t i o n s , q u a l i t y c o n t r o l a n d

o t h e r i n f o r m a t i o n w i l l b e u s e d t o j u d g e v a l i d i t y o f r e s u l t s

. 4

. 6

. 1

. 3 D a t a d e e m e d i n v a l i d w i l l b e c l e a r l y m a r k e d

, w i t h r e a s o n p r o v i d e d a n d t h e y w i l l n o t b e u s e d i n s t a t i s t i c a l e v a l u a t i o n s

. W h e n t h e r e s u l t i s d e t e r m i n e d i n v a l i d

, e v e r y p o s s i b l e

a t t e m p t w i l l b e m a d e t o c o r r e c t a p r o b l e m a n d o b t a i n a

s u b s e q u e n t v a l i d r e s u l t

. 4

. 6

. 1

. 4 D a t a v a l i d a t i o n w i l l b e t r e a t e d a s a m u l t i

- t i e r e d p r o c e s s t h a t b e g i n s w i t h t h e s a m p l e c o l l e c t i o n a n d c o n t i n u e s w i t h

r e c e i p t b y t h e l a b o r a t o r y , a n a l y s i s , r e v i e w b y a p p r o p r i a t e p e r s o n n e l a n d f

i n a l d a t a r e v i e w b y t h e p r o j e c t / l a b m a n a g e r

.

4

. 7 A n a l y t i c a l R e p o r t s 4

. 7

. 1 E a c h a n a l y t i c a l r e p o r t w i l l c o n t a i n t h e f o l l o w i n g i n f

o r m a t i o n :

• L a b o r a t o r y I d e n t i f

i c a t i o n

• S a m p l e I d e n t i f

i c a t i o n

• S a m p l e D a t e

• A n a l y t e ( s )

• R e f e r e n c e M e t h o d

• U n i t s

• R e s u l t s

• R e p o r t L i m i t ( l o w e s t c a l i b r a t i o n s t a n d a r d )

• A n a l y s t i d e n t i f

i c a t i o n

• D a t e a n d T i m e ( m i l i t a r y f o r m a t ) o f a n a l y s i s

• A n y r e l e v a n t n o t e s

• A u t h o r i z a t i o n s i g n a t u r e a n d d a t e F o r m a t o u t l i n e f

o r a n a l y t i c a l r e p o r t c a n b e f o u n d i n A p p e n d i x E 4

. 7

. 2 Q u a l i t y A s s u r a n c e S u m m a r y w i l l b e p r o v i d e d f o r e a c h s a m p l i n g

e v e n t a n d w i l l i n c l u d e :

• M e t h o d D e t e c t i o n L i m i t ( M D L )

• A v e r a g e L a b o r a t o r y R e a g e n t B l a n k ( L R B ) v a l u e

• M a t r i x S p i k e ( M S ) T r u e a n d O b t a i n e d V a l u e s

• M a t r i x S p i k e P e r c e n t R e c o v e r y

• R e l a t i v e P e r c e n t D i f

f e r e n c e ( R P D ) f

o r M S / M S D u p l i c a t e

• V a l i d a t i n g p e r s o n ’ s s i g n a t u r e a n d d a t e F o r m a t o u t l i n e f

o r Q u a l i t y A s s u r a n c e S u m m a r y c a n b e f o u n d i n A p p e n d i x E

.37 2 4

. 7

. 3 A n a l y t i c a l r e p o r t s w i l l b e s u b m i t t e d t o A M S A w o r k g r o u p b y t h e 1 5 t h o f t h e m o n t h f

o l l o w i n g s a m p l i n g

.

5

. 0 D a t a H a n d l i n g 5

. 1 H R S D w i l l e n t e r a l l d a t a g e n e r a t e d f o r t h i s s t u d y i n t o s p e c i a l l y d e v e l o p e d

s p r e a d s h e e t s

. 5

. 2 D a t a w i l l b e t r a c k e d t h r o u g h o u t t h e s t u d y f o r c o m p l e t e n e s s a n d c o r r e l a t i o n b e t w e e n i n f

l u e n t
, e f f l u e n t a n d s o l i d s c o n c e n t r a t i o n s

. 5

. 3 S t a t i s t i c a l d a t a e v a l u a t i o n f o r e a c h s a m p l e s t r e a m , P O T W s a n d f o r t h e

w h o l e p r o j e c t w i l l b e p e r f

o r m e d a s n e e d e d

. 5

. 4 A s u m m a r y r e p o r t w i l l b e s u b m i t t e d t o t h e M e r c u r y W o r k g r o u p R e s e a r c h P r o j e c t S u b c o m m i t t e e w i t h i n 3 0 d a y s f o l l o w i n g c o m p l e t i o n o f t h e p r o j e c t

.

C o n t a c t I n f

o r m a t i o n H R S D A n n a R u l e

- p r o

j e c t c o o r d i n a t i o n H R S D W Q P h o n e : 7 5 7

- 4 6 0

- 4 2 0 0 F a x : 7 5 7

- 4 6 0

- 2 3 7 2

e

- m a i l : a r u l e @ h r s d

. c o m

P a t t y L e e

- a n a l y t i c a l i s s u e s H R S D C E L P h o n e : 7 5 7

- 4 6 0

- 4 2 1 3 F a x : 7 5 7

- 4 6 0

- 6 5 8 6 E m a i l : p l e e @ h r s d

. c o m

D a n n y B a r k e r

- s a m p l i n g H R S D T S D P h o n e : 7 5 7

- 4 6 0 4 2 4 7 F a x : 7 5 7

- 4 6 0

- 6 5 8 6 E m a i l : d b a r k e r @ h r s d

. c o m