Table A-6. Alternative Approach EG Limits Summary

No. of sources = 585 585 585 585 585 585 585 585 585 585

No. in MACT floor = 71 71 71 71 71 71 71 71 71 71

Average of top 12% = 0.000559 0.000701 0.003319 8.397385 1.157652 77.140044 0.963436 42.156757 112.510964 49.55

Skewness = -1.86 -1.29 -2.20 -2.00 -1.30 0.32 -2.89 -1.12 -0.93 -0.27

Kurtosis = 8.17 2.44 11.95 8.08 4.74 0.52 9.97 1.77 0.59 0.08

Distribution = L L L L L L L L L L

Number of test runs = 286 265 276 380 313 253 203 286 307 323

99% UL of top 12% (test runs) = 0.00689 0.008707 0.03702 88.50 21.35 792.091 2174.57 1669.11 656.06 1048.48

Limit (based on 99% UL) = 0.0069 0.0088 0.037 89 22 800 70 1700 660 1100

No. of sources = 28 28 28 28 28 28 28 28 28 28

No. in MACT floor = 4 4 4 4 4 4 4 4 4 4

Average of top 12% = 0.000362 0.000359 0.001249 4.012523 0.181197 0.011300 0.558767 0.860256 14.699686 0.73

Skewness = 1.32 0.48 0.27 1.45 -2.02 0.04 -0.02 0.62 0.01 0.77

Kurtosis = 0.91 -0.35 -1.56 3.07 3.39 -1.17 -1.46 -0.20 -1.88 -0.47

Distribution = N L N N L N L N N N

Number of test runs = 12 15 12 30 27 12 24 39 21 19

99% UL of top 12% (test runs) = 0.00124 0.002779 0.00258 12.76 28.05 0.0304 27.75 2.17 33.09 2.48

Limit (based on 99% UL) = 0.0013 0.0028 0.0026 13 29 0.031 0.0025 2.2 34 2.5

No. of sources = 430 430 430 430 430 430 430 430 430 430

No. in MACT floor = 52 52 52 52 52 33 8 52 38 36

Average of top 12% = 0.000730 0.000506 0.007160 9.629069 1.843188 2.211171 5.404057 92.190699 135.657470 61.51

Skewness = -2.18 -1.27 -1.64 -1.27 -0.38 -0.51 0.33 1.03 -0.22 -0.52

Kurtosis = 8.36 1.79 6.38 3.60 -0.49 0.02 -0.89 0.61 1.57 0.56

Distribution = L L L L L L L N L L

Number of test runs = 205 209 203 285 205 105 33 219 158 166

99% UL of top 12% (test runs) = 0.012549 0.008441 0.14320 68.527 29.45 94.185 450.68 280.39 436.65 1404.93

Limit (based on 99% UL) = 0.013 0.0085 0.15 69 30 95 7.5 290 440 1500

No. of sources = 69 69 69 69 69 69 69 69 69 69

No. in MACT floor = 9 9 9 9 9 9 9 9 9 9

Average of top 12% = 0.000149 0.003151 0.001276 6.305142 0.581663 0.033935 0.001195 157.116247 525.243390 34.05

Skewness = 0.04 -0.74 0.12 -0.73 -0.14 -1.24 0.67 -0.64 -0.50 -0.12

Kurtosis = 0.52 0.54 -0.30 -0.09 -0.75 0.54 -0.75 1.08 -0.69 0.24

Distribution = L L L L L L N L N L

Number of test runs = 37 31 36 46 32 38 36 75 68 45

99% UL of top 12% (test runs) = 0.000696 0.02988 0.00609 70.518 3.586 2.150 0.00432 755.66 1,080.28 409.67

Limit (based on 99% UL) = 0.0007 0.03 0.0061 71 3.6 2.2 0.18 760 1100 410

No. of sources = 36 36 36 36 36 36 36 36 36 36

No. in MACT floor = 2 2 2 5 2 2 2 5 5 5

Average of top 12% = 0.00123 0.00267 0.0125 9.24834 27.10 0.0455 0.00000 28.58431 51.62701 0.88

Skewness = 0.58 1.04 -0.31 1.65 1.33 0.12 1.21 -0.76 0.03

Kurtosis = -0.97 -1.03 -2.20 3.00 -0.20 -2.43 0.39 -0.16 -0.04

Distribution = N N N N N L N N L

Number of test runs = 6 6 6 15 12 5 15 15 8

99% UL of top 12% (test runs) = 0.00448 0.0135 0.04080 32.135 124.8 303.8 79.36 110.23 10.48

Limit (based on 99% UL) = 0.0045 0.014 0.041 33 130 310 25 80 120 11

No. of sources = 19 19 19 19 19 19 19 19 19 19

No. in MACT floor = 3 3 3 3 3 3 3 3 3 3

Average of top 12% = 0.0589 0.0017 0.5627 102.9278 66.5069 473.3778 0.0000 17.4243 91.8329 12.18

Skewness = 1.11 -0.38 0.16 0.81 -1.27 0.70 0.80 -1.56 0.22

Kurtosis = -0.63 -1.53 -1.10 0.29 0.31 -0.40 -0.98 2.76 -1.01

Distribution = N N N N N N N N N

Number of test runs = 9 9 9 9 9 9 7 9 8

99% UL of top 12% (test runs) = 0.256 0.00289 1.40119 238.853 143.71 1502.06 77.48 207.00 43.35

Limit (based on 99% UL) = 0.26 0.0029 1.4 240 150 1600 130 78 210 44

Light Blue highlights indicate TEQ limits calculated as 7.8% of TMB for Dioxin/Furans

Green highlights indicate instances where normal population limit was selected to provide a more protective emission limit.

CO (ppmvd)

D/F Total Mass

(ng/dscm)

D/F TEQ

Cd (mg/dscm) Hg (mg/dscm) Pb (mg/dscm) (ng/dscm)

NOx 

(ppmvd)

SO2 

(ppmvd)

Option 2e (Small, remote)

Option 2a (Incinerators)

Option 2b (Energy Recovery Units)

Option 2c (Waste-burning Kilns)

Option 2d (Burn-Off Ovens)

Option 1 (No Subcategories)

PM (mg/dscm) HCl (ppmvd)
Table A-7. Alternative Approach NSPS Limits Summary

No. of sources = n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a

No. in MACT floor = 1 1 1 1 1 1 1 1 1 1

Average of best similar unit = 0.000000 0.000032 0.0000033 0.0056 0.0140 0.00011 0.000000 0.4468 9.0333 0.04

Skewness = 0.67 -0.02 1.66 1.73 1.72 -0.66 1.24 1.73 1.19 2.45

Kurtosis = #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! -0.43 #DIV/0!

Distribution = N N N N N N N N N L

Number of test runs = 3 3 3 3 3 3 3 3 12 3

99% UL of best similar unit (test runs) = 0.000001017 0.000128 0.0000228 0.00766 0.0352 0.000348 0.00000 3.96 18.99 0.040

Limit (based on 99% UL) = 0.0000011 0.00013 0.000023 0.0077 0.036 0.00035 0.000028 4.0 19 0.04

No. of sources = n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a

No. in MACT floor = 1 1 1 1 1 1 1 1 1 1

Average of best similar unit = 0.0002 0.0001 0.0007 0.0056 0.0413 0.0023 0.0102 0.6000 9.0333 0.223

Skewness = 0.00 -0.02 -0.85 1.73 -0.42 0.94 1.20 -1.73 1.19 1.71

Kurtosis = #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! 0.81 #DIV/0! -0.43 #DIV/0!

Distribution = N N N N N N N N N N

Number of test runs = 3 3 3 3 3 3 6 3 12 3

99% UL of best similar unit (test runs) = 0.000654 0.000123 0.00126 0.00766 0.0732 0.00927 0.035 1.39 18.99 1.47

Limit (based on 99% UL) = 0.00066 0.00013 0.0013 0.0077 0.074 0.00093 0.00073 1.4 19 1.5

No. of sources = n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a

No. in MACT floor = 1 1 1 1 1 1 1 1 1 1

Average of best similar unit = 0.000000 0.000032 0.000003 0.865805 0.013983 0.000968 0.000501 0.650000 42.793757 0.040000

Skewness = 0.67 -0.02 1.66 1.55 1.72 -1.68 1.24 0.20 0.64 #DIV/0!

Kurtosis = #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! -2.85 #DIV/0! #DIV/0!

Distribution = N N N N N N N N N N

Number of test runs = 3 3 3 3 3 3 3 6 3 3

99% UL of best similar unit (test runs) = 0.000001017 0.000128 0.0000228 3.38 0.0352 0.00167 0.0018 2.95 62.39 0.040

Limit (based on 99% UL) = 0.0000011 0.00013 0.000023 3.4 0.036 0.0017 0.00014 3 63 0.04

No. of sources = n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a

No. in MACT floor = 1 1 1 1 1 1 1 1 1 1

Average of best similar unit = 0.000038 0.000237 0.000386 0.928728 0.129633 0.000105 0.000000 16.218027 108.300000 1.43

Skewness = #DIV/0! -0.4104 0.66 0.05 #DIV/0! -0.66 1.24 1.10 1.50 -1.39

Kurtosis = #DIV/0! #DIV/0! -0.18 #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

Distribution = N N N N N N N N N N

Number of test runs = 1 3 6 3 1 3 3 3 3 3

99% UL of best similar unit (test runs) = #DIV/0! 0.000809927 0.000775 1.80 #DIV/0! 0.000348 0.0000 35.23 134.65 3.58

Limit (based on 99% UL) = 0.0007 0.00081 0.00078 1.8 3.6 0.00035 0.000028 36 140 3.6

No. of sources = n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a

No. in MACT floor = 1 1 1 1 1 1 1 1 1 1

Average of best similar unit = 0.0008 0.0007 0.0050 6.6760 7.1056 0.0013 17.5063 13.1595 0.1675

Skewness = 1.09 -1.73 1.73 -1.53 -0.01 1.73 -1.66 1.73 1.73

Kurtosis = #DIV/0! #DIV/0! #DIV/0! #DIV/0! -0.95 #DIV/0! #DIV/0! #DIV/0! #DIV/0!

Distribution = N N N N N N N N N

Number of test runs = 3 3 3 3 9 3 3 3 3

99% UL of best similar unit (test runs) = 0.00316 0.00329 0.02859 27.48 17.56 0.0101 73.87 15.43 1.48

Limit (based on 99% UL) = 0.0032 0.0033 0.029 28 18 0.011 0.00086 74 16 1.5

No. of sources = n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a

No. in MACT floor = 1 1 1 1 1 1 1 1 1 1

Average of best similar unit = 0.011 0.001 0.448 83.534 45.437 366.333 0.447 73.655 4.793

Skewness = 1.48 0.47 -0.82 0.86 1.71 -1.25 1.73 -1.53 1.73

Kurtosis = #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

Distribution = N N N N N N N N N

Number of test runs = 3 3 3 3 3 3 3 3 3

99% UL of best similar unit (test runs) = 0.0564 0.00126 1.38774 268.90 244.01 1103.30 3.96 367.23 42.49

Limit (based on 99% UL) = 0.057 0.0013 1.4 270 150 1200 94 4 210 43

Red, bold indicates where NSPS > EG limit or an NSPS limit was incalculable, so EG limit was used.

Option 2c (Waste-burning Kilns)

Option 2d (Burn-Off Ovens)

Option 1 (No Subcategories)

CO (ppmvd)

D/F Total Mass

(ng/dscm)

D/F TEQ

(ng/dscm)

Light Blue highlights indicate TEQ limits calculated as 7.8% of TMB for Dioxin/Furans

Blue, bold and highlighted indicates where a concentrations of zero were reported for the best performing unit. Therefore, to account for data variability, the lowest non-zero data from units in this 

subcategory was used.

NOx 

(ppmvd)

SO2 

(ppmvd)

Option 2e (Small, remote)

Option 2a (Incinerators)

Option 2b (Energy Recovery Units)

Cd (mg/dscm) Hg (mg/dscm) Pb (mg/dscm) PM (mg/dscm) HCl (ppmvd)
Table A-8. Alternative Approach Counts of EG and NSPS Limits Met

# Units Meeting 

Overall Limit

# Units With 

Test Data

% of Units With 

Test Data 

Meeting Limit

% of All CISWI 

Units Meeting 

Limit

# Units Meeting 

Incinerator 

Limit

# Units With 

Test Data

% of Units With 

Test Data 

Meeting Limit

% of All 

Incinerators 

Meeting Limit

# Units Meeting 

Boiler Limit

# Units With 

Test Data

% of Units With 

Test Data 

Meeting Limit

Cadmium (Cd) 116 143 81.1 21.1 7 17 41.2 25.0 84 90 93.3

Carbon Monoxide (CO) 153 162 94.4 27.9 7 17 41.2 25.0 102 110 92.7

Hydrogen Chloride (HCl) 108 127 85.0 19.7 15 17 88.2 53.6 67 79 84.8

Lead (Pb) 104 145 71.7 18.9 6 17 35.3 21.4 40 91 44.0

Mercury (Hg) 102 129 79.1 18.6 7 16 43.8 25.0 49 80 61.3

Nitrogen Oxides (NOx) 76 77 98.7 13.8 6 18 33.3 21.4 37 38 97.4

Particulate Matter (filterable) 140 191 73.3 25.5 7 19 36.8 25.0 77 121 63.6

Sulfur Dioxide (SO2) 72 72 100.0 13.1 8 16 50.0 28.6 36 36 100.0

Total Dioxin/Furans 69 71 97.2 12.6 4 12 33.3 14.3 32 33 97.0

Total Dioxin/Furans (TEQ) 49 49 100.0 8.9 0 4 0.0 0.0 7 8 87.5

Cadmium (Cd) 1 143 0.7 0.2 4 17 23.5 14.3 26 90 28.9

Carbon Monoxide (CO) 13 162 8.0 2.4 4 17 23.5 14.3 4 110 3.6

Hydrogen Chloride (HCl) 23 127 18.1 4.2 2 17 11.8 7.1 16 79 20.3

Lead (Pb) 1 145 0.7 0.2 3 17 17.6 10.7 1 91 1.1

Mercury (Hg) 9 129 7.0 1.6 3 16 18.8 10.7 12 80 15.0

Nitrogen Oxides (NOx) 2 77 2.6 0.4 1 18 5.6 3.6 4 38 0.0

Particulate Matter (filterable) 1 191 0.5 0.2 1 19 5.3 3.6 9 121 7.4

Sulfur Dioxide (SO2) 2 72 2.8 0.4 5 16 31.3 17.9 1 36 2.8

Total Dioxin/Furans 1 71 1.4 0.2 2 12 16.7 7.1 2 33 6.1

Total Dioxin/Furans (TEQ) 3 49 6.1 0.5 0 4 0.0 0.0 0 8 0.0

EG NSPS

a

 Total count of units includes 3 air curtain incinerators.

POLLUTANT Limit 

Type

ALL SUBCATEGORIES (585 units)aINCINERATORS (28 Units) ENERGY RECOVERY UNITS (430 Units)
Table A-8. Alternative Approach 

Cadmium (Cd)

Carbon Monoxide (CO)

Hydrogen Chloride (HCl)

Lead (Pb)

Mercury (Hg)

Nitrogen Oxides (NOx)

Particulate Matter (filterable)

Sulfur Dioxide (SO2)

Total Dioxin/Furans

Total Dioxin/Furans (TEQ)

Cadmium (Cd)

Carbon Monoxide (CO)

Hydrogen Chloride (HCl)

Lead (Pb)

Mercury (Hg)

Nitrogen Oxides (NOx)

Particulate Matter (filterable)

Sulfur Dioxide (SO2)

Total Dioxin/Furans

Total Dioxin/Furans (TEQ)

EG NSPS

POLLUTANT Limit 

Type

% of All Boilers 

Meeting Limit

21.1

25.6

16.8

10.0

12.3

9.3

19.3

9.0

8.0

1.8

6.5

1.0

4.0

0.3

3.0

1.0

2.3

0.3

0.5

0.0

ENERGY RECOVERY UNITS (430 Units)
Table A-8. Alternative Approach 

Cadmium (Cd)

Carbon Monoxide (CO)

Hydrogen Chloride (HCl)

Lead (Pb)

Mercury (Hg)

Nitrogen Oxides (NOx)

Particulate Matter (filterable)

Sulfur Dioxide (SO2)

Total Dioxin/Furans

Total Dioxin/Furans (TEQ)

Cadmium (Cd)

Carbon Monoxide (CO)

Hydrogen Chloride (HCl)

Lead (Pb)

Mercury (Hg)

Nitrogen Oxides (NOx)

Particulate Matter (filterable)

Sulfur Dioxide (SO2)

Total Dioxin/Furans

Total Dioxin/Furans (TEQ)

EG NSPS

POLLUTANT Limit 

Type

Counts of EG and NSPS Limits Met

# Units Meeting 

Cement Kilns 

Limit

# Units With 

Test Data

% of Units With 

Test Data 

Meeting Limit

% of All Kilns 

Meeting Limit

# Units Meeting 

Burn-Off Oven 

Limit

# Units With 

Test Data

% of Units With 

Test Data 

Meeting Limit

% of All Ovens 

Meeting Limit

# Units Meeting 

AK Unit Limit

# Units With 

Test Data

% of Units With 

Test Data 

Meeting Limit

% of All AK 

Units Meeting 

Limit

16 29 55.2 25.0 2 2 100.0 5.6 4 5 80.0 21.1

15 19 78.9 23.4 7 10 70.0 19.4 3 5 60.0 15.8

17 24 70.8 26.6 2 2 100.0 5.6 5 5 100.0 26.3

22 30 73.3 34.4 2 2 100.0 5.6 4 5 80.0 21.1

19 25 76.0 29.7 2 2 100.0 5.6 3 5 60.0 15.8

6 6 100.0 9.4 6 10 60.0 16.7 5 5 100.0 26.3

30 35 85.7 46.9 5 10 50.0 13.9 5 5 100.0 26.3

6 6 100.0 9.4 6 9 66.7 16.7 4 5 80.0 21.1

18 19 94.7 28.1 2 2 100.0 5.6 3 5 60.0 15.8

35 36 97.2 54.7 N/A 0 N/A N/A N/A 0 N/A N/A

16 29 55.2 25.0 2 2 100.0 5.6 2 5 40.0 10.5

2 19 10.5 3.1 7 10 70.0 19.4 1 5 20.0 5.3

17 24 70.8 26.6 1 2 50.0 2.8 5 5 100.0 26.3

1 30 3.3 1.6 2 2 100.0 5.6 4 5 80.0 21.1

1 25 4.0 1.6 1 2 50.0 2.8 2 5 40.0 10.5

1 6 16.7 1.6 1 10 10.0 2.8 5 5 100.0 26.3

2 35 5.7 3.1 8 10 80.0 22.2 5 5 100.0 26.3

1 6 16.7 1.6 3 9 33.3 8.3 4 5 80.0 21.1

1 19 5.3 1.6 1 2 50.0 2.8 3 5 60.0 15.8

3 36 8.3 4.7 N/A 0 N/A N/A N/A 0 N/A N/A

WASTE-BURNING KILNS (69 Units) BURN-OFF OVENS (36 Units) SMALL, REMOTE (19 Units)
Table A-9. Alternative Approach EG Variability Summary

No Subcategories Incinerators Energy recovery units

Top 71 Units Top 4 Units Top 52 Units

Pollutant Type Statistic Normal Ln-transformed Normal Ln-transformed Normal Ln-transformed

Sample Size 288 286 12 11 205 205

Average 0.00056 -8.06 0.0004 -8.12 0.00073 -7.82

Median 0.00037 -7.90 0.0003 -8.02 0.00058 -7.46

Standard Deviation 0.00064 1.32 0.0003 0.79 0.00066 1.47

Minimum 0.00000 -15.93 0.0000 -9.21 0.00000 -15.93

Maximum 0.00531 -5.24 0.0010 -6.91 0.00318 -5.75

Skewness 3.55 -1.86 1.32 0.17 1.26 -2.18

SE Skewness 0.14 0.14 0.71 0.74 0.17 0.17

Skewness Test Non-normal Normal Normal Normal Non-normal Normal

Kurtosis 19.48 8.17 0.91 -0.67 1.30 8.36

SE Kurtosis 0.29 0.29 1.41 1.48 0.34 0.34

Kurtosis Test Non-normal Non-normal Normal Normal Non-normal Non-normal

99.0% t-statistic for UL 2.34 2.34 2.68 2.72 2.34 2.34

99.0% UL 0.0021 0.00689 0.0012 0.0026 0.0023 0.0125

99.0% t-statistic for UPL 2.34 2.34 2.72 2.76 2.34 2.34

99.0% UPL 0.0014 0.0019 0.0009 0.001 0.0016 0.0030

Sample Size 266 265 15 15 209 209

Average 0.0007 -7.82 0.0004 -8.39 0.0005 -8.27

Median 0.0005 -7.65 0.0002 -8.52 0.0004 -7.90

Standard Deviation 0.0006 1.32 0.0004 0.96 0.0005 1.49

Minimum 0.0000 -13.42 0.0001 -9.76 0.0000 -13.42

Maximum 0.0033 -5.71 0.0014 -6.56 0.0031 -5.79

Skewness 1.33 -1.29 1.99 0.48 1.85 -1.27

SE Skewness 0.15 0.15 0.63 0.63 0.17 0.17

Skewness Test Non-normal Normal Non-normal Normal Non-normal Normal

Kurtosis 2.02 2.44 3.24 -0.35 5.34 1.79

SE Kurtosis 0.30 0.30 1.26 1.26 0.34 0.34

Kurtosis Test Non-normal Non-normal Non-normal Normal Non-normal Non-normal

99.0% t-statistic for UL 2.34 2.34 2.60 2.60 2.34 2.34

99.0% UL 0.0022 0.0087 0.0014 0.0028 0.0017 0.0084

99.0% t-statistic for UPL 2.34 2.34 2.62 2.62 2.34 2.34

99.0% UPL 0.0016 0.0024 0.0010 0.0011 0.0012 0.0020

Sample Size 276 276 12 12 203 203

Average 0.0033 -6.23 0.0012 -6.76 0.0072 -5.76

Median 0.0021 -6.16 0.0011 -6.82 0.0040 -5.53

Standard Deviation 0.0033 1.25 0.0005 0.41 0.0079 1.63

Minimum 0.0000 -14.79 0.0006 -7.39 0.0000 -14.79

Maximum 0.0202 -3.90 0.0021 -6.19 0.0428 -3.15

Skewness 2.10 -2.20 0.27 -0.08 1.48 -1.64

SE Skewness 0.15 0.15 0.71 0.71 0.17 0.17

Skewness Test Non-normal Normal Normal Normal Non-normal Normal

Kurtosis 5.86 11.95 -1.56 -1.57 2.05 6.38

SE Kurtosis 0.29 0.29 1.41 1.41 0.34 0.34

Kurtosis Test Non-normal Non-normal Normal Normal Non-normal Non-normal

99.0% t-statistic for UL 2.34 2.34 2.68 2.68 2.34 2.34

99.0% UL 0.0111 0.0370 0.0026 0.0035 0.0257 0.1432

99.0% t-statistic for UPL 2.3400 2.34 2.72 2.72 2.34 2.34

99.0% UPL 0.0079 0.0108 0.0021 0.0024 0.0180 0.0290

Sample Size 381 380 30 30 285 285

Average 8.40 1.66 4.01 0.52 9.63 1.90

Median 6.49 1.87 3.38 1.22 7.49 2.01

Standard Deviation 8.23 1.21 3.56 2.14 7.65 1.00

Minimum 0.00 -5.24 0.01 -5.24 0.03 -3.68

Maximum 77.20 4.35 15.99 2.77 45.17 3.81

Skewness 3.13 -2.00 1.45 -1.99 1.38 -1.27

SE Skewness 0.13 0.13 0.45 0.45 0.15 0.15

Skewness Test Non-normal Normal Non-normal Normal Non-normal Normal

Kurtosis 16.87 8.08 3.07 3.28 2.22 3.60

SE Kurtosis 0.25 0.25 0.89 0.89 0.29 0.29

Kurtosis Test Non-normal Non-normal Non-normal Non-normal Non-normal Non-normal

99.0% t-statistic for UL 2.34 2.34 2.46 2.46 2.34 2.34

99.0% UL 27.63 88.50 12.76 325.21 27.53 68.53

99.0% t-statistic for UPL 2.34 2.34 2.46 2.46 2.34 2.34

99.0% UPL 19.55 26.98 9.32 40.94 20.02 25.76

Sample Size 313 313 27 27 205 205

Average 1.16 -0.83 0.18 -2.77 1.84 -0.35

Median 0.50 -0.69 0.10 -2.30 0.79 -0.24

Standard Deviation 2.22 1.66 0.18 2.47 2.44 1.59

Minimum 0.00 -9.43 0.00 -9.43 0.01 -4.88

Maximum 30.40 3.41 0.77 -0.26 12.88 2.56

Skewness 8.33 -1.30 1.54 -2.02 2.19 -0.38

SE Skewness 0.14 0.14 0.47 0.47 0.17 0.17

Skewness Test Non-normal Normal Non-normal Normal Non-normal Normal

Kurtosis 99.78 4.74 3.07 3.39 5.37 -0.49

SE Kurtosis 0.28 0.28 0.94 0.94 0.34 0.34

Kurtosis Test Non-normal Non-normal Non-normal Non-normal Non-normal Normal

99.0% t-statistic for UL 2.34 2.34 2.47 2.47 2.34 2.34

99.0% UL 6.34 21.35 0.62 28.05 7.56 29.45

99.0% t-statistic for UPL 2.34 2.34 2.48 2.48 2.34 2.34

99.0% UPL 4.16 4.17 0.45 2.59 5.17 6.17

Blue, regular font presents the Ln-transformed statistical values

Yellow highlighted indicates the limit basis.

Green highlights indicate instances where normal population limit was selected to provide a more protective emission limit.

EG

EG

Cadmium (Cd)

(mg/dscm@7%O

2)

Mercury (Hg)

(mg/dscm@7%O

2)

Lead (Pb)

(mg/dscm@7%O

2)

Particulate 

Matter (PM)

(PM filterable)

(mg/dscm@7%O

2)

Hydrogen 

Chloride (HCl)

(ppmdv@7%O2)

EG

EG

EG
Table A-9. Alternative Approach EG Variability Summary Table A-9. Alternative Approach EG Variability Summary

Waste-burning Kilns Burn-Off Ovens Small, remote

Top 9 Units Top 5 Units Top 3 Units

Pollutant Type Statistic Normal Ln-transformed Normal Ln-transformed Normal Ln-transformed

Sample Size 37 37 6 6 9 9

Average 0.00 -9.09 0.0012 -7.16 0.059 -3.60

Median 0.00 -9.05 0.0011 -6.92 0.022 -3.81

Standard Deviation 0.00 0.75 0.0010 1.23 0.070 1.40

Minimum 0.00 -10.67 0.0001 -9.21 0.003 -5.76

Maximum 0.00 -7.04 0.0028 -5.88 0.174 -1.75

Skewness 3.77 0.04 0.58 -0.93 1.11 0.10

SE Skewness 0.40 0.40 1.00 1.00 0.82 0.82

Skewness Test Non-normal Normal Normal Normal Normal Normal

Kurtosis 18.23 0.52 -0.97 0.36 -0.63 -1.00

SE Kurtosis 0.81 0.81 2.00 2.00 1.63 1.63

Kurtosis Test Non-normal Normal Normal Normal Normal Normal

99.0% t-statistic for UL 2.43 2.43 3.14 3.14 2.82 2.82

99.0% UL 0.0005 0.0007 0.004 0.04 0.26 1.41

99.0% t-statistic for UPL 2.43 2.43 3.36 3.36 2.90 2.90

99.0% UPL 0.0004 0.0003 0.004 0.01 0.19 0.41

Sample Size 31 31 6 4 9 9

Average 0.00 -6.23 0.0027 -5.94 0.0017 -6.42

Median 0.00 -6.10 0.0010 -6.01 0.0018 -6.30

Standard Deviation 0.00 1.11 0.0034 1.12 0.0004 0.28

Minimum 0.00 -9.16 0.0000 -6.91 0.0011 -6.80

Maximum 0.02 -4.18 0.0080 -4.83 0.0023 -6.10

Skewness 2.30 -0.74 1.04 0.06 -0.38 -0.56

SE Skewness 0.44 0.44 1.00 1.22 0.82 0.82

Skewness Test Non-normal Normal Normal Normal Normal Normal

Kurtosis 7.07 0.54 -1.03 -5.67 -1.53 -1.63

SE Kurtosis 0.88 0.88 2.00 2.45 1.63 1.63

Kurtosis Test Non-normal Normal Normal Normal Normal Normal

99.0% t-statistic for UL 2.45 2.45 3.14 3.75 2.82 2.82

99.0% UL 0.0108 0.0299 0.0135 0.18 0.00289 0.004

99.0% t-statistic for UPL 2.46 2.46 3.36 4.54 2.90 2.90

99.0% UPL 0.01 0.01 0.01 0.13 0.003 0.0028

Sample Size 36 36 6 6 9 9

Average 0.00 -6.95 0.013 -4.78 0.56 -0.73

Median 0.00 -6.94 0.014 -4.29 0.51 -0.68

Standard Deviation 0.00 0.76 0.009 1.14 0.30 0.64

Minimum 0.00 -8.34 0.002 -6.21 0.15 -1.91

Maximum 0.00 -5.32 0.022 -3.82 0.98 -0.02

Skewness 1.97 0.12 -0.31 -0.78 0.16 -0.77

SE Skewness 0.41 0.41 1.00 1.00 0.82 0.82

Skewness Test Non-normal Normal Normal Normal Normal Normal

Kurtosis 4.02 -0.30 -2.20 -1.94 -1.10 -0.18

SE Kurtosis 0.82 0.82 2.00 2.00 1.63 1.63

Kurtosis Test Non-normal Normal Normal Normal Normal Normal

99.0% t-statistic for UL 2.43 2.43 3.14 3.14 2.82 2.82

99.0% UL 0.00 0.00609 0.04 0.30 1.40 2.94

99.0% t-statistic for UPL 2.44 2.44 3.36 3.36 2.90 2.90

99.0% UPL 0.00 0.00 0.03 0.13 1.14 1.66

Sample Size 47 46 15 15 9 9

Average 6.31 1.32 9.25 1.80 102.93 4.54

Median 5.22 1.66 7.66 2.04 92.51 4.53

Standard Deviation 6.61 1.22 8.79 1.00 48.18 0.47

Minimum 0.00 -1.46 1.46 0.38 47.40 3.86

Maximum 40.32 3.70 33.27 3.50 197.40 5.29

Skewness 3.05 -0.73 1.65 -0.04 0.81 0.06

SE Skewness 0.36 0.36 0.63 0.63 0.82 0.82

Skewness Test Non-normal Normal Non-normal Normal Normal Normal

Kurtosis 14.51 -0.09 3.00 -1.14 0.29 -1.03

SE Kurtosis 0.71 0.72 1.26 1.26 1.63 1.63

Kurtosis Test Non-normal Normal Non-normal Normal Normal Normal

99.0% t-statistic for UL 2.41 2.41 2.60 2.60 2.82 2.82

99.0% UL 22.23 70.52 32.14 81.38 238.85 351.06

99.0% t-statistic for UPL 2.41 2.41 2.62 2.62 2.90 2.90

99.0% UPL 15.79 21.56 23.85 31.70 195.95 231.17

Sample Size 32 32 12 12 9 9

Average 0.58 -0.89 27.10 2.46 66.51 4.07

Median 0.44 -0.82 9.00 2.20 78.62 4.36

Standard Deviation 0.49 0.89 36.44 1.35 27.36 0.61

Minimum 0.07 -2.72 1.40 0.34 18.08 2.89

Maximum 2.13 0.76 92.80 4.53 95.87 4.56

Skewness 1.49 -0.14 1.33 0.51 -1.27 -1.55

SE Skewness 0.43 0.43 0.71 0.71 0.82 0.82

Skewness Test Non-normal Normal Normal Normal Normal Normal

Kurtosis 2.26 -0.75 -0.20 -0.55 0.31 0.79

SE Kurtosis 0.87 0.87 1.41 1.41 1.63 1.63

Kurtosis Test Non-normal Normal Normal Normal Normal Normal

99.0% t-statistic for UL 2.45 2.45 2.68 2.68 2.82 2.82

99.0% UL 1.79 3.59 124.80 430.99 143.71 331.35

99.0% t-statistic for UPL 2.45 2.45 2.72 2.72 2.90 2.90

99.0% UPL 1.31 1.52 91.04 123.91 119.34 191.66

Blue, regular font presents the Ln-transformed statistical values

Yellow highlighted indicates the limit basis.

Green highlights indicate instances where normal population limit was selected to provide a more protective emission limit.

Cadmium (Cd)

(mg/dscm@7%O

2)

EG

Mercury (Hg)

(mg/dscm@7%O

2)

EG

Hydrogen 

Chloride (HCl)

(ppmdv@7%O2)

EG

Lead (Pb)

(mg/dscm@7%O

2)

EG

Particulate 

Matter (PM)

(PM filterable)

(mg/dscm@7%O

2)

EG
Table A-9. Alternative Approach EG Variability Summary

No Subcategories Incinerators Energy recovery units

Top 71 Units Top 4 Units Top 52 Units

Pollutant Type Statistic Normal Ln-transformed Normal Ln-transformed Normal Ln-transformed

Sample Size 256 253 12 12 105 105

Average 77.140 -1.55 0.011 -4.79 2.211 -1.61

Median 0.145 -1.83 0.010 -4.61 0.292 -1.23

Standard Deviation 414.715 3.51 0.007 0.97 8.448 2.61

Minimum 0.000 -11.38 0.001 -6.91 0.000 -8.63

Maximum 3520.000 8.17 0.023 -3.77 81.238 4.40

Skewness 6.77 0.32 0.04 -1.21 8.20 -0.51

SE Skewness 0.15 0.15 0.71 0.71 0.24 0.24

Skewness Test Non-normal Non-normal Normal Normal Non-normal Normal

Kurtosis 48.44 0.52 -1.17 0.73 75.26 0.02

SE Kurtosis 0.31 0.31 1.41 1.41 0.48 0.48

Kurtosis Test Non-normal Normal Normal Normal Non-normal Normal

99.0% t-statistic for UL 2.34 2.34 2.68 2.68 2.36 2.36

99.0% UL 1047.99 792.09 0.030 0.11 22.17 94.19

99.0% t-statistic for UPL 2.34 2.34 2.72 2.72 2.36 2.36

99.0% UPL 640.95 25.22 0.02 0.05 13.90 7.35

Sample Size 207 203 24 24 33 33

Average 0.96 -4.96 0.559 -2.23 5.404 -2.63

Median 0.01 -4.21 0.086 -2.46 0.078 -2.55

Standard Deviation 6.70 5.39 0.772 2.23 16.265 3.58

Minimum 0.00 -28.06 0.003 -5.91 0.000 -8.17

Maximum 80.00 4.38 2.440 0.89 80.000 4.38

Skewness 10.06 -2.89 1.28 -0.02 3.89 0.33

SE Skewness 0.17 0.17 0.50 0.50 0.43 0.43

Skewness Test Non-normal Normal Non-normal Normal Non-normal Normal

Kurtosis 108.09 9.97 0.41 -1.46 15.54 -0.89

SE Kurtosis 0.34 0.34 1.00 1.00 0.85 0.85

Kurtosis Test Non-normal Non-normal Normal Normal Non-normal Normal

99.0% t-statistic for UL 2.34 2.34 2.49 2.49 2.44 2.44

99.0% UL 16.68 2174.57 2.48 27.75 45.17 450.68

99.0% t-statistic for UPL 2.34 2.34 2.50 2.50 2.45 2.45

99.0% UPL 10.10 10.96 1.74 3.26 29.42 14.14

Sample Size 294 286 39 39 219 216

Average 42.16 2.62 0.86 -0.40 92.19 3.88

Median 21.02 3.11 0.70 -0.36 74.39 4.34

Standard Deviation 50.71 2.05 0.54 0.80 80.31 1.65

Minimum 0.00 -7.85 0.10 -2.30 0.00 -7.85

Maximum 343.44 5.84 2.29 0.83 376.30 5.93

Skewness 1.95 -1.12 0.62 -0.91 1.03 -2.59

SE Skewness 0.14 0.14 0.39 0.39 0.17 0.17

Skewness Test Non-normal Normal Normal Normal Non-normal Normal

Kurtosis 5.75 1.77 -0.20 0.47 0.61 12.22

SE Kurtosis 0.29 0.29 0.78 0.78 0.33 0.33

Kurtosis Test Non-normal Non-normal Normal Normal Normal Non-normal

99.0% t-statistic for UL 2.34 2.34 2.43 2.43 2.34 2.34

99.0% UL 160.78 1669.11 2.17 4.69 280.39 2324.56

99.0% t-statistic for UPL 2.34 2.34 2.43 2.43 2.34 2.34

99.0% UPL 110.99 222.47 1.64 2.15 201.59 459.81

Sample Size 308 307 21 21 158 158

Average 112.51 4.43 14.70 2.55 135.66 4.75

Median 98.77 4.60 15.08 2.71 128.62 4.86

Standard Deviation 78.41 0.88 7.31 0.56 90.84 0.56

Minimum 0.00 1.77 5.90 1.77 20.68 3.03

Maximum 431.20 6.07 24.90 3.21 660.31 6.49

Skewness 1.12 -0.93 0.01 -0.20 3.48 -0.22

SE Skewness 0.14 0.14 0.53 0.53 0.19 0.19

Skewness Test Non-normal Normal Normal Normal Non-normal Normal

Kurtosis 1.79 0.59 -1.88 -1.89 17.66 1.57

SE Kurtosis 0.28 0.28 1.07 1.07 0.39 0.39

Kurtosis Test Non-normal Non-normal Normal Normal Non-normal Non-normal

99.0% t-statistic for UL 2.34 2.34 2.52 2.52 2.35 2.35

99.0% UL 295.87 656.06 33.09 52.42 349.15 436.65

99.0% t-statistic for UPL 2.34 2.34 2.53 2.53 2.35 2.35

99.0% UPL 218.89 276.21 26.10 30.66 260.09 250.96

Sample Size 334 323 19 19 168 166

Average 49.55 2.36 0.73 -0.94 61.51 2.73

Median 10.70 2.49 0.61 -0.50 15.70 2.80

Standard Deviation 109.48 1.96 0.69 1.29 125.99 1.92

Minimum 0.00 -3.22 0.05 -3.00 0.00 -3.22

Maximum 744.28 6.61 2.28 0.82 831.64 6.72

Skewness 3.73 -0.27 0.77 -0.21 3.97 -0.52

SE Skewness 0.13 0.14 0.56 0.56 0.19 0.19

Skewness Test Non-normal Normal Normal Normal Non-normal Normal

Kurtosis 15.19 0.08 -0.47 -1.68 17.82 0.56

SE Kurtosis 0.27 0.27 1.12 1.12 0.38 0.38

Kurtosis Test Non-normal Normal Normal Normal Non-normal Normal

99.0% t-statistic for UL 2.34 2.34 2.54 2.54 2.35 2.35

99.0% UL 305.47 1048.48 2.48 10.42 357.43 1404.93

99.0% t-statistic for UPL 2.34 2.34 2.55 2.55 2.35 2.35

99.0% UPL 197.97 152.34 1.83 3.04 233.89 212.82

Blue, regular font presents the Ln-transformed statistical values

Automatic font and highlighted indicates the base limit

Green highlights indicate instances where normal population limit was selected to base limit to provide a more protective emission limit.

Dioxins/Furans 

(DF)

(Total Mass 

Basis)

(ng/dscm@7%O

2)

Sulfur Dioxide 

(SO2)

(ppmdv@7%O2)

EG

Carbon 

Monoxide (CO)

(ppmdv@7%O2)

EG

Dioxins/Furans 

(DF)

(Toxic 

Equivalents 

Basis)

(ng/dscm@7%O

2)

EG

Nitrogen Oxides 

(NOx)

(ppmdv@7%O2)

EG

EG
Table A-9. Alternative Approach EG Variability Summary Table A-9. Alternative Approach EG Variability Summary

Waste-burning Kilns Burn-Off Ovens Small, remote

Top 9 Units Top 5 Units Top 3 Units

Pollutant Type Statistic Normal Ln-transformed Normal Ln-transformed Normal Ln-transformed

Sample Size 40 38 6 5 9 9

Average 0.03 -4.37 0.05 -5.58 473.38 5.76

Median 0.03 -3.55 0.00 -5.65 416.00 6.03

Standard Deviation 0.03 2.11 0.09 3.36 364.60 1.14

Minimum 0.00 -9.94 0.00 -9.21 26.40 3.27

Maximum 0.14 -2.00 0.22 -1.52 1140.00 7.04

Skewness 1.04 -1.24 2.19 0.12 0.70 -1.31

SE Skewness 0.39 0.40 1.00 1.10 0.82 0.82

Skewness Test Non-normal Normal Non-normal Normal Normal Normal

Kurtosis 0.81 0.54 4.84 -2.43 -0.40 2.24

SE Kurtosis 0.77 0.79 2.00 2.19 1.63 1.63

Kurtosis Test Normal Normal Non-normal Normal Normal Normal

99.0% t-statistic for UL 2.42 2.43 3.14 3.36 2.82 2.82

99.0% UL 0.12 2.15 0.32 303.78 1502.06 7824.72

99.0% t-statistic for UPL 2.43 2.43 3.36 3.75 2.90 2.90

99.0% UPL 0.08 0.28 0.25 36.85 1177.40 2844.44

Sample Size 36 34 NO TEQ DIOXIN/FURAN DATA NO TEQ DIOXIN/FURAN DATA

Average 0.00 -10.91

Median 0.00 -6.91

Standard Deviation 0.00 8.01

Minimum 0.00 -28.06

Maximum 0.00 -5.51

Skewness 0.67 -1.61

SE Skewness 0.41 0.42

Skewness Test Normal Normal

Kurtosis -0.75 0.89

SE Kurtosis 0.82 0.84

Kurtosis Test Normal Normal

99.0% t-statistic for UL 2.43 2.44

99.0% UL 0.00432 5698.35

99.0% t-statistic for UPL 2.44 2.44

99.0% UPL 0.00 2.43

Sample Size 75 75 15 15 9 7

Average 157.12 4.80 28.58 3.13 17.42 2.12

Median 110.70 4.71 20.10 3.00 2.79 3.14

Standard Deviation 112.07 0.77 19.51 0.74 21.29 1.92

Minimum 12.69 2.54 3.24 1.17 0.00 -0.81

Maximum 518.21 6.25 67.27 4.21 54.80 4.00

Skewness 1.23 -0.64 1.21 -0.86 0.80 -0.60

SE Skewness 0.28 0.28 0.63 0.63 0.82 0.93

Skewness Test Non-normal Normal Normal Normal Normal Normal

Kurtosis 0.70 1.08 0.39 2.71 -0.98 -1.63

SE Kurtosis 0.57 0.57 1.26 1.26 1.63 1.85

Kurtosis Test Normal Normal Normal Non-normal Normal Normal

99.0% t-statistic for UL 2.38 2.38 2.60 2.60 2.82 3.00

99.0% UL 423.51 755.66 79.36 158.31 77.48 2652.31

99.0% t-statistic for UPL 2.38 2.38 2.62 2.62 2.90 3.14

99.0% UPL 314.01 356.73 60.97 78.53 58.53 539.24

Sample Size 68 68 15 15 9 8

Average 525.24 6.09 51.63 3.79 91.83 4.61

Median 541.62 6.29 55.77 4.02 99.93 4.69

Standard Deviation 232.97 0.69 22.52 0.65 40.82 0.24

Minimum 62.20 4.13 12.86 2.55 0.00 4.18

Maximum 862.10 6.76 82.69 4.42 130.45 4.87

Skewness -0.50 -1.56 -0.76 -1.40 -1.56 -0.74

SE Skewness 0.30 0.30 0.63 0.63 0.82 0.87

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis -0.69 1.55 -0.16 0.47 2.76 -0.61

SE Kurtosis 0.59 0.59 1.26 1.26 1.63 1.73

Kurtosis Test Normal Non-normal Normal Normal Normal Normal

99.0% t-statistic for UL 2.38 2.38 2.60 2.60 2.82 2.90

99.0% UL 1080.28 2314.82 110.23 242.60 207.00 204.31

99.0% t-statistic for UPL 2.38 2.38 2.62 2.62 2.90 3.00

99.0% UPL 852.80 1175.94 89.00 131.18 170.65 165.37

Sample Size 45 45 14 8 8 6

Average 34.05 2.62 0.88 0.20 12.18 2.55

Median 12.06 2.49 0.46 0.34 13.42 2.81

Standard Deviation 57.29 1.41 1.18 0.74 10.76 0.92

Minimum 0.35 -1.06 0.00 -0.87 0.00 0.78

Maximum 253.90 5.54 4.21 1.44 29.63 3.39

Skewness 3.08 -0.12 1.84 0.03 0.22 -1.87

SE Skewness 0.37 0.37 0.65 0.87 0.87 1.00

Skewness Test Non-normal Normal Non-normal Normal Normal Normal

Kurtosis 9.13 0.24 4.08 -0.04 -1.01 4.02

SE Kurtosis 0.73 0.73 1.31 1.73 1.73 2.00

Kurtosis Test Non-normal Normal Non-normal Normal Normal Non-normal

99.0% t-statistic for UL 2.41 2.41 2.62 2.90 2.90 3.14

99.0% UL 172.23 409.67 3.99 10.48 43.35 228.22

99.0% t-statistic for UPL 2.41 2.41 2.65 3.00 3.00 3.36

99.0% UPL 116.51 104.25 2.88 5.51 34.03 113.31

Blue, regular font presents the Ln-transformed statistical values

Automatic font and highlighted indicates the base limit

Green highlights indicate instances where normal population limit was selected to base limit to provide a more protective emission limit.

Dioxins/Furans 

(DF)

(Total Mass 

Basis)

(ng/dscm@7%O

2)

EG

Nitrogen Oxides 

(NOx)

(ppmdv@7%O2)

EG

Sulfur Dioxide 

(SO2)

(ppmdv@7%O2)

EG

Dioxins/Furans 

(DF)

(Toxic 

Equivalents 

Basis)

(ng/dscm@7%O

2)

EG

Carbon 

Monoxide (CO)

(ppmdv@7%O2)

EG
Table A-10. Alternative Approach NSPS Variability Summary

No Subcategories Incinerators Energy recovery units

Top 71 Units Top 4 Units Top 52 Units

Pollutant Type Statistic Normal Ln-transformed Normal Ln-transformed Normal Ln-transformed

Sample Size 3 3 3 3 3 3

Average 0.00000 -15.26 0.0002 -8.61 0.000000 -15.26

Median 0.00000 -15.22 0.0002 -8.52 0.00000 -15.22

Standard Deviation 0.00000 0.66 0.0001 0.56 0.00000 0.66

Minimum 0.00000 -15.93 0.0001 -9.21 0.00000 -15.93

Maximum 0.00000 -14.62 0.0003 -8.11 0.00000 -14.62

Skewness 0.67 -0.27 0.0000 -0.75 0.6692 -0.27

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 0.00000102 0.00000466 0.0007 0.0023 0.000001017 0.00000

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 0.0000 0.0000 0.0008 0.004 0.0000 0.0000

Sample Size 3 3 3 3 3 3

Average 0.00003 -10.55 0.00007 -9.58 0.00003 -10.55

Median 0.0000 -10.35 0.0001 -9.57 0.0000 -10.35

Standard Deviation 0.0000 0.82 0.0000 0.17 0.0000 0.82

Minimum 0.0000 -11.44 0.0001 -9.76 0.0000 -11.44

Maximum 0.0001 -9.84 0.0001 -9.42 0.0001 -9.84

Skewness -0.02 -1.02 -0.02 -0.28 -0.02 -1.02

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 0.00013 0.00108 0.00012 0.00015 0.00013 0.00108

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 0.0002 0.0028 0.0001 0.0002 0.0002 0.0028

Sample Size 3 3 3 3 3 3

Average 0.00000 -13.38 0.0007 -7.21 0.00000 -13.38

Median 0.00000 -13.65 0.0008 -7.18 0.0000 -13.65

Standard Deviation 0.00000 1.55 0.0001 0.16 0.0000 1.55

Minimum 0.00000 -14.79 0.0006 -7.39 0.0000 -14.79

Maximum 0.00001 -11.71 0.0008 -7.08 0.0000 -11.71

Skewness 1.66 0.75 -0.85 -1.02 1.66 0.75

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 0.0000 0.0018 0.0013 0.0015 0.0000 0.002

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 0.0000 0.0107 0.0014 0.0018 0.0000 0.0107

Sample Size 3 3 3 3 3 3

Average 0.0056 -5.19 0.006 -5.19 0.866 -0.27

Median 0.0053 -5.24 0.005 -5.24 0.635 -0.45

Standard Deviation 0.0005 0.08 0.000 0.08 0.555 0.61

Minimum 0.0053 -5.24 0.005 -5.24 0.464 -0.77

Maximum 0.0061 -5.10 0.006 -5.10 1.499 0.40

Skewness 1.73 1.73 1.73 1.73 1.55 1.23

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 0.0077 0.0080 0.0077 0.0080 3.38 11.99

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 0.008 0.009 0.01 0.01 4.02 24.04

Sample Size 3 3 3 3 3 3

Average 0.01 -4.30 0.04 -3.20 0.01 -4.30

Median 0.01 -4.47 0.04 -3.17 0.01 -4.47

Standard Deviation 0.00 0.31 0.01 0.17 0.00 0.31

Minimum 0.01 -4.50 0.03 -3.38 0.01 -4.50

Maximum 0.02 -3.94 0.05 -3.04 0.02 -3.94

Skewness 1.72 1.72 -0.42 -0.66 1.72 1.72

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 0.035 0.06 0.073 0.09 0.04 0.06

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 0.04 0.08 0.08 0.11 0.04 0.08

Blue, regular font presents the Ln-transformed statistical values

Yellow highlighted indicates the limit basis.

NSPS

NSPS

NSPS

NSPS

NSPS

Lead (Pb)

(mg/dscm@7%O

2)

Particulate 

Matter (PM)

(PM filterable)

(mg/dscm@7%O

2)

Hydrogen 

Chloride (HCl)

(ppmdv@7%O2)

Cadmium (Cd)

(mg/dscm@7%O

2)

Mercury (Hg)

(mg/dscm@7%O

2)
Table A-10. Alternative Approach NSPS Variability Summary

Waste-burning Kilns Burn-Off Ovens Small, remote

Top 9 Units Top 5 Units Top 3 Units

Pollutant Type Statistic Normal Ln-transformed Normal Ln-transformed Normal Ln-transformed

Sample Size 1 1 3 3 3 3

Average 0.000038 -10.17 0.0008 -7.22 0.011 -4.85

Median 0.00004 -10.17 0.0007 -7.26 0.007 -5.00

Standard Deviation #DIV/0! #DIV/0! 0.0005 0.63 0.010 0.98

Minimum 0.00004 -10.17 0.0004 -7.82 0.003 -5.76

Maximum 0.00004 -10.17 0.0014 -6.57 0.022 -3.81

Skewness #DIV/0! #DIV/0! 1.09 0.32 1.48 0.63

SE Skewness 2.45 2.45 1.41 1.41 1.41 1.41

Skewness Test #DIV/0! #DIV/0! Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 4.90 4.90 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 31.82 31.82 4.54 4.54 4.54 4.54

99.0% UL #DIV/0! #DIV/0! 0.003 0.01 0.06 0.67

99.0% t-statistic for UPL #NUM! #NUM! 6.96 6.96 6.96 6.96

99.0% UPL #NUM! #NUM! 0.00 0.03 0.07 2.06

Sample Size 3 3 3 2 3 3

Average 0.0002 -8.4647 0.0007 -6.91 0.001 -6.78

Median 0.0002 -8.2994 0.0010 -6.91 0.001 -6.78

Standard Deviation 0.0001 0.6262 0.0006 0.00 0.000 0.02

Minimum 0.0001 -9.1569 0.0000 -6.91 0.001 -6.80

Maximum 0.0004 -7.9377 0.0010 -6.91 0.001 -6.75

Skewness -0.4104 -1.1050 -1.73 #DIV/0! 0.47 0.44

SE Skewness 1.4142 1.4142 1.41 1.73 1.41 1.41

Skewness Test Normal Normal Normal #DIV/0! Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.8284 2.8284 2.83 3.46 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.5407 4.5407 4.54 6.96 4.54 4.54

99.0% UL 0.0008 0.0036 0.003 0.0010 0.0013 0.0013

99.0% t-statistic for UPL 6.9646 6.9646 6.96 31.82 6.96 6.96

99.0% UPL 0.0010 0.0074 0.0039 0.0010 0.0013 0.0013

Sample Size 6 6 3 3 3 3

Average 0.0004 -7.90 0.0050 -5.65 0.45 -0.89

Median 0.0004 -7.93 0.0020 -6.21 0.49 -0.72

Standard Deviation 0.0001 0.32 0.0052 0.98 0.21 0.54

Minimum 0.0002 -8.34 0.0020 -6.21 0.22 -1.50

Maximum 0.0006 -7.45 0.0110 -4.51 0.63 -0.46

Skewness 0.66 0.13 1.73 1.73 -0.82 -1.29

SE Skewness 1.00 1.00 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis -0.18 -0.61 #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.00 2.00 2.83 2.83 2.83 2.83

Kurtosis Test Normal Normal #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 3.14 3.14 4.54 4.54 4.54 4.54

99.0% UL 0.0008 0.001 0.029 0.31 1.39 4.76

99.0% t-statistic for UPL 3.36 3.36 6.96 6.96 6.96 6.96

99.0% UPL 0.0007 0.001 0.035 0.95 1.62 8.83

Sample Size 3 3 3 3 3 3

Average 0.93 -0.09 6.68 1.61 83.53 4.34

Median 0.93 -0.08 8.54 2.14 75.39 4.32

Standard Deviation 0.19 0.21 4.58 1.07 40.82 0.50

Minimum 0.74 -0.30 1.46 0.38 47.40 3.86

Maximum 1.12 0.11 10.03 2.31 127.82 4.85

Skewness 0.05 -0.27 -1.53 -1.69 0.86 0.19

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 1.80 2.37 27.48 645.38 268.90 733.50

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 2.02 3.02 32.72 2200.59 315.68 1295.42

Sample Size 1 1 9 9 3 3

Average 0.13 -2.04 7.11 1.79 45.44 3.52

Median 0.13 -2.04 7.20 1.97 22.36 3.11

Standard Deviation #DIV/0! #DIV/0! 3.71 0.69 43.73 0.91

Minimum 0.13 -2.04 1.40 0.34 18.08 2.89

Maximum 0.13 -2.04 12.70 2.54 95.87 4.56

Skewness #DIV/0! #DIV/0! -0.01 -1.20 1.71 1.63

SE Skewness 2.45 2.45 0.82 0.82 1.41 1.41

Skewness Test #DIV/0! #DIV/0! Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! -0.95 1.40 #DIV/0! #DIV/0!

SE Kurtosis 4.90 4.90 1.63 1.63 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! Normal Normal #DIV/0! #DIV/0!

99.0% t-statistic for UL 31.82 31.82 2.82 2.82 4.54 4.54

99.0% UL #DIV/0! #DIV/0! 17.56 42.05 244.01 2090.13

99.0% t-statistic for UPL #NUM! #NUM! 2.90 2.90 6.96 6.96

99.0% UPL #NUM! #NUM! 14.26 22.74 294.12 5916.42

Blue, regular font presents the Ln-transformed statistical values

Yellow highlighted indicates the limit basis.

Cadmium (Cd)

(mg/dscm@7%O

2)

NSPS

Mercury (Hg)

(mg/dscm@7%O

2)

NSPS

Hydrogen 

Chloride (HCl)

(ppmdv@7%O2)

NSPS

Lead (Pb)

(mg/dscm@7%O

2)

NSPS

Particulate 

Matter (PM)

(PM filterable)

(mg/dscm@7%O

2)

NSPS
Table A-10. Alternative Approach NSPS Variability Summary

No Subcategories Incinerators Energy recovery units

Top 71 Units Top 4 Units Top 52 Units

Pollutant Type Statistic Normal Ln-transformed Normal Ln-transformed Normal Ln-transformed

Sample Size 3 3 3 3 3 3

Average 0.00011 -9.27 0.002 -6.21 0.001 -6.95

Median 0.00011 -9.09 0.002 -6.21 0.001 -6.86

Standard Deviation 0.00005 0.60 0.002 0.69 0.000 0.17

Minimum 0.00005 -9.94 0.001 -6.91 0.001 -7.14

Maximum 0.00015 -8.78 0.004 -5.52 0.001 -6.84

Skewness -0.66 -1.23 0.94 0.00 -1.68 -1.70

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 0.00035 0.0015 0.009 0.05 0.00 0.00

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 0.0004 0.0029 0.01 0.10 0.00 0.00

Sample Size 3 3 6 6 3 3

Average 0.00000 -27.70 0.010 -4.84 0.0005 -7.70

Median 0.00000 -27.76 0.008 -4.89 0.000 -7.85

Standard Deviation 0.00000 0.26 0.008 0.79 0.000 0.55

Minimum 0.00000 -27.92 0.003 -5.91 0.000 -8.17

Maximum 0.00000 -27.41 0.024 -3.74 0.001 -7.10

Skewness 1.24 1.01 1.20 0.09 1.47 1.10

SE Skewness 1.41 1.41 1.00 1.00 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! 0.81 -0.71 #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.00 2.00 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! Normal Normal #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 3.14 3.14 4.54 4.54

99.0% UL 0.0000 0.0000 0.03 0.09 0.0018 0.0055

99.0% t-statistic for UPL 6.96 6.96 3.36 3.36 6.96 6.96

99.0% UPL 0.0000 0.0000 0.03 0.05 0.00 0.01

Sample Size 3 1 3 3 6 3

Average 0.45 0.29 0.60 -0.54 0.65 0.25

Median 0.00 0.29 0.70 -0.36 0.50 0.34

Standard Deviation 0.77 #DIV/0! 0.17 0.32 0.73 0.22

Minimum 0.00 0.29 0.40 -0.92 0.00 0.00

Maximum 1.34 0.29 0.70 -0.36 1.50 0.41

Skewness 1.73 #DIV/0! -1.73 -1.73 0.20 -1.54

SE Skewness 1.41 2.45 1.41 1.41 1.00 1.41

Skewness Test Normal #DIV/0! Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! -2.85 #DIV/0!

SE Kurtosis 2.83 4.90 2.83 2.83 2.00 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! Normal #DIV/0!

99.0% t-statistic for UL 4.54 31.82 4.54 4.54 3.14 4.54

99.0% UL 3.96 #DIV/0! 1.39 2.52 2.95 3.43

99.0% t-statistic for UPL 6.96 #NUM! 6.96 6.96 3.36 6.96

99.0% UPL 4.85 #NUM! 1.58 3.65 2.39 4.40

Sample Size 12 12 12 12 3 3

Average 9.03 2.14 9.03 2.14 42.79 3.75

Median 7.35 1.99 7.35 1.99 42.16 3.74

Standard Deviation 3.71 0.36 3.71 0.36 4.32 0.10

Minimum 5.90 1.77 5.90 1.77 38.83 3.66

Maximum 15.50 2.74 15.50 2.74 47.39 3.86

Skewness 1.19 1.03 1.19 1.03 0.64 0.51

SE Skewness 0.71 0.71 0.71 0.71 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis -0.43 -0.62 -0.43 -0.62 #DIV/0! #DIV/0!

SE Kurtosis 1.41 1.41 1.41 1.41 2.83 2.83

Kurtosis Test Normal Normal Normal Normal #DIV/0! #DIV/0!

99.0% t-statistic for UL 2.68 2.68 2.68 2.68 4.54 4.54

99.0% UL 18.99 22.37 18.99 22.37 62.39 67.21

99.0% t-statistic for UPL 2.72 2.72 2.72 2.72 6.96 6.96

99.0% UPL 15.55 15.98 15.55 15.98 67.34 75.38

Sample Size 3 3 3 3 3 3

Average 0.04 -3.22 0.223 -2.05 0.040 -3.22

Median 0.04 -3.22 0.080 -2.53 0.040 -3.22

Standard Deviation 0.00 0.00 0.275 1.26 0.000 0.00

Minimum 0.04 -3.22 0.050 -3.00 0.040 -3.22

Maximum 0.04 -3.22 0.540 -0.62 0.040 -3.22

Skewness 2.45 1.71 1.46 #DIV/0! 2.45

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test #DIV/0! Normal Normal Normal #DIV/0! Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 0.04 0.04 1.47 39.51 0.04 0.04

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 0.04 0.04 1.79 167.44 0.04 0.04

Blue, regular font presents the Ln-transformed statistical values

Automatic font and highlighted indicates the base limit

Sulfur Dioxide 

(SO2)

(ppmdv@7%O2)

NSPS

Dioxins/Furans 

(DF)

(Toxic 

Equivalents 

Basis)

(ng/dscm@7%O

2)

NSPS

Carbon 

Monoxide (CO)

(ppmdv@7%O2)

NSPS

Nitrogen Oxides 

(NOx)

(ppmdv@7%O2)

NSPS

NSPS

Dioxins/Furans 

(DF)

(Total Mass 

Basis)

(ng/dscm@7%O

2)
Table A-10. Alternative Approach NSPS Variability Summary

Waste-burning Kilns Burn-Off Ovens Small, remote

Top 9 Units Top 5 Units Top 3 Units

Pollutant Type Statistic Normal Ln-transformed Normal Ln-transformed Normal Ln-transformed

Sample Size 3 3 3 3 3 3

Average 0.00011 -9.27 0.0013 -7.79 366.33 5.82

Median 0.00011 -9.09 0.0002 -8.52 416.00 6.03

Standard Deviation 0.00005 0.60 0.0019 1.88 162.30 0.53

Minimum 0.00005 -9.94 0.0001 -9.21 185.00 5.22

Maximum 0.00015 -8.78 0.0035 -5.65 498.00 6.21

Skewness -0.66 -1.23 1.73 1.47 -1.25 -1.51

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.41

Skewness Test Normal Normal Normal Normal Normal Normal

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 4.54

99.0% UL 0.00035 0.0015 0.01 2.15 1103.30 3698.95

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 6.96

99.0% UPL 0.00041 0.00 0.01 18.60 1289.28 6769.89

Sample Size 3 3 NO TEQ DIOXIN/FURAN DATA NO TEQ DIOXIN/FURAN DATA

Average 0.0000 -27.70

Median 0.0000 -27.76

Standard Deviation 0.0000 0.26

Minimum 0.0000 -27.92

Maximum 0.0000 -27.41

Skewness 1.24 1.01

SE Skewness 1.41 1.41

Skewness Test Normal Normal

Kurtosis #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83

Kurtosis Test #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54

99.0% UL 0.000 0.00

99.0% t-statistic for UPL 6.96 6.96

99.0% UPL 0.000 0.00

Sample Size 3 3 3 3 3 1

Average 16.22 2.76 17.51 2.53 0.45 0.29

Median 15.12 2.72 23.47 3.16 0.00 0.29

Standard Deviation 4.19 0.25 12.41 1.17 0.77 #DIV/0!

Minimum 12.69 2.54 3.24 1.17 0.00 0.29

Maximum 20.84 3.04 25.81 3.25 1.34 0.29

Skewness 1.10 0.83 -1.66 -1.72 1.73 #DIV/0!

SE Skewness 1.41 1.41 1.41 1.41 1.41 2.45

Skewness Test Normal Normal Normal Normal Normal #DIV/0!

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 4.90

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 31.82

99.0% UL 35.23 49.79 73.87 2564.89 3.96 #DIV/0!

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 #NUM!

99.0% UPL 40.03 66.43 88.09 9826.30 4.85 #NUM!

Sample Size 3 3 3 3 3 2

Average 108.30 4.68 13.16 2.58 73.66 4.70

Median 106.00 4.66 12.88 2.56 99.93 4.70

Standard Deviation 5.80 0.05 0.50 0.04 64.65 0.14

Minimum 104.00 4.64 12.86 2.55 0.00 4.60

Maximum 114.90 4.74 13.74 2.62 121.04 4.80

Skewness 1.50 1.48 1.73 1.73 -1.53 #DIV/0!

SE Skewness 1.41 1.41 1.41 1.41 1.41 1.73

Skewness Test Normal Normal Normal Normal Normal #DIV/0!

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 2.83 2.83 3.46

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 4.54 4.54 6.96

99.0% UL 134.65 137.58 15.43 15.61 367.23 282.58

99.0% t-statistic for UPL 6.96 6.96 6.96 6.96 6.96 31.82

99.0% UPL 141.30 146.18 16.01 16.29 441.32 5631.72

Sample Size 3 3 3 1 3 1

Average 1.43 0.32 0.17 -0.69 4.79 2.67

Median 1.60 0.47 0.00 -0.69 0.00 2.67

Standard Deviation 0.47 0.37 0.29 #DIV/0! 8.30 #DIV/0!

Minimum 0.90 -0.11 0.00 -0.69 0.00 2.67

Maximum 1.80 0.59 0.50 -0.69 14.38 2.67

Skewness -1.39 -1.54 1.73 #DIV/0! 1.73 #DIV/0!

SE Skewness 1.41 1.41 1.41 2.45 1.41 2.45

Skewness Test Normal Normal Normal #DIV/0! Normal #DIV/0!

Kurtosis #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

SE Kurtosis 2.83 2.83 2.83 4.90 2.83 4.90

Kurtosis Test #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

99.0% t-statistic for UL 4.54 4.54 4.54 31.82 4.54 31.82

99.0% UL 3.58 7.40 1.48 #DIV/0! 42.49 #DIV/0!

99.0% t-statistic for UPL 6.96 6.96 6.96 #NUM! 6.96 #NUM!

99.0% UPL 4.12 11.32 1.82 #NUM! 52.01 #NUM!

Blue, regular font presents the Ln-transformed statistical values

Automatic font and highlighted indicates the base limit

Dioxins/Furans 

(DF)

(Total Mass 

Basis)

(ng/dscm@7%O

2)

NSPS

Nitrogen Oxides 

(NOx)

(ppmdv@7%O2)

NSPS

Sulfur Dioxide 

(SO2)

(ppmdv@7%O2)

NSPS

Dioxins/Furans 

(DF)

(Toxic 

Equivalents 

Basis)

(ng/dscm@7%O

2)

NSPS

Carbon 

Monoxide (CO)

(ppmdv@7%O2)

NSPS