AB

Appendix_I_addinflow1

DIA Water Quality Study

Loading Sampling Event #2

Flow Calculation Sample:

Area:

Flow:

Total Flow in channel:

Average Flow Depth:

Average Flow Velocity:

Ai = wi x zi

where A is area in ft2

w is width in ft

z is depth in ft

Qi = Ui x Ai

where Q is flow in cfs

U is velocity in ft/s

A is area in ft2

Qtotal = Sum( Qi ) 

zavg = Sum ( Ai ) / wtotal

Uavg = Sum ( Qi ) / Sum ( Ai )
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Appendix_I_addinflow1

DIA Water Quality Study

Loading Sampling Event #2

Flow Calculation Sample:

stream conditions:

Date 4/23/2001

Time

Left Bank (ft) 12

Right Bank (ft) 1 Width = 11 mean velocity = 0.943794

Mean Depth = 1.413636364

Increment start 

(ft)

Increment 

stop (ft)

Distance, 

y (ft)

Width, w 

(ft)

Depth, z 

(ft)

Velocity at 

0.6y (ft/s)

Area, A = 

w*z (ft^2)

Discharge, 

Q = V*A 

(cfs)

1 1.5 1 0.5 0.2 0 0.1 0

1.5 2.5 2 1 0.3 0 0.3 0

2.5 3.5 3 1 0.45 0 0.45 0

3.5 4.5 4 1 0.7 0.23 0.7 0.161

4.5 5.5 5 1 2.2 1.25 2.2 2.75

5.5 6.5 6 1 3 1.46 3 4.38

6.5 7.5 7 1 3.1 1.23 3.1 3.813

7.5 8.5 8 1 1.9 1.03 1.9 1.957

8.5 9.5 9 1 1.7 0.8 1.7 1.36

9.5 10.5 10 1 1.7 0.15 1.7 0.255

10.5 11.5 11 1 0.4 0 0.4 0

11.5 12 12 0.5 0 0 0 0

Area (ft^2) = 

total Q (cfs) 

=

15.55 14.676
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Appendix_I_addinflow1

stream conditions:

Event 1

Station WQTC01

Date 4/12/2001

Time 11:05

Left Bank (ft) 12

Right Bank (ft) 0.6 Width = 11.4 Mean Velocity = 1.057179

Mean Depth = 1.026315789

Increment start (ft)

Increment 

stop (ft)

Distance, 

y (ft)

Width, w 

(ft)

Depth, z 

(ft)

Velocity 

at 0.6y 

(ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

1.9 2.9 1 1 0.2 0 0.2 0

2.9 3.9 2 1 0.5 0.03 0.5 0.015

3.9 4.9 3 1 0.6 0.25 0.6 0.15

4.9 5.9 4 1 1.2 1.35 1.2 1.62

5.9 6.9 5 1 2 1.63 2 3.26

6.9 7.9 6 1 1.9 1.6 1.9 3.04

7.9 8.9 7 1 1.5 1.3 1.5 1.95

8.9 9.9 8 1 1.7 1.1 1.7 1.87

9.9 10.9 9 1 1.6 0.29 1.6 0.464

10.9 11.4 10 1 0.5 0 0.5 0

11.4 11.5 11 1 0 0 0 0

Area (ft^2) = total Q (cfs) =

11.7 12.369
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Appendix_I_addinflow1

stream conditions:

Event 1

Station WQTC02

Date 4/12/2001

Time 11:05

Left Bank (ft) 4

Right Bank (ft) 19.5 Width = 15.5 Mean Velocity = 1.033361

Mean Depth = 0.782258065

Increment start 

(ft)

Increment 

stop (ft)

Distance, 

y (ft)

Width, w 

(ft)

Depth, z 

(ft)

Velocity 

at 0.6y 

(ft/s)

Area, A = 

w*z (ft^2)

Discharge, Q = 

V*A (cfs)

0 0.75 1 0.75 0.6 0.9 0.45 0.405

0.75 2.25 2 1.5 0.6 0.9 0.9 0.81

2.25 5.25 3 3 0.75 1.24 2.25 2.79

5.25 8.25 4 3 0.75 1.62 2.25 3.645

8.25 11.25 5 3 0.9 1.41 2.7 3.807

11.25 14.5 6 3.25 1.1 0.3 3.575 1.0725

14.5 15.5 7 1 0.275 0.075 0.275 0.020625

Area (ft^2) = total Q (cfs) =

12.125 12.5295
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Appendix_I_addinflow1

stream conditions:

Event 1

Station WQTC03

Date 4/12/2001

Time 12:30

Left Bank (ft) 22.9

Right Bank (ft) 4.4 Width = 18.5 Mean Velocity = 0.695656

Mean Depth = 1.132162162

Increment start (ft)

Increment 

stop (ft)

Distance, 

y (ft)

Width, w 

(ft)

Depth, z 

(ft)

Velocity 

at 0.6y 

(ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

0 2.1 1.05 2.1 0.45 0.045 0.945 0.042525

2.1 6.1 4.1 4 1.8 0.18 7.2 1.296

6.1 10.1 8.1 4 1.8 1.45 7.2 10.44

10.1 14.1 12.1 4 1 0.61 4 2.44

14.1 18.1 16.1 4 0.4 0.22 1.6 0.352

Area (ft^2) = total Q (cfs) =

20.945 14.571
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Appendix_I_addinflow1

stream conditions:

Event 1

Station WQTC04

Date 4/12/2001

Time

Left Bank (ft) 36

Right Bank (ft) 9 Width = 27 Mean Velocity = 0.76814

Mean Depth = 0.743888889

Increment start (ft)

Increment 

stop (ft)

Distance, 

y (ft)

Width, w 

(ft)

Depth, z 

(ft)

Velocity 

at 0.6y 

(ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

0 2 0 2 0.25 0 0.5 0

2 5.5 4 3.5 0.5 0 1.75 0

5.5 8 7 2.5 0.83 0.02 2.075 0.0415

8 10 9 2 1 0.28 2 0.56

10 12 11 2 2.2 1.87 4.4 8.228

12 14 13 2 2 1.23 4 4.92

14 16 15 2 0.92 0.7 1.84 1.288

16 18 17 2 0.93 0.21 1.86 0.3906

18 20 19 2 0.5 0 1 0

20 22 21 2 0.33 0 0.66 0

22 27 27 5 0 0 0 0

Area (ft^2) = total Q (cfs) =

20.085 15.4281
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Appendix_I_addinflow1

stream conditions:

Event 1

Station WQTC05

Date 4/12/2001

Time 12:28

Left Bank (ft) 13

Right Bank (ft) 0 Width = 13 Mean Velocity = 0.245487

Mean Depth = 0.371538462

Increment start (ft)

Increment 

stop (ft)

Distance, 

y (ft)

Width, w 

(ft)

Depth, z 

(ft)

Velocity 

at 0.6y 

(ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

0 1.5 1 1.5 0.2 0 0.3 0

1.5 2.5 2 1 0.2 0 0.2 0

2.5 3.5 3 1 0.2 0 0.2 0

3.5 4.5 4 1 0.3 0.04 0.3 0.012

4.5 5.5 5 1 0.5 0.04 0.5 0.02

5.5 6.5 6 1 0.75 0.31 0.75 0.2325

6.5 7.5 7 1 0.8 0.8 0.8 0.64

7.5 8.5 8 1 0.75 0.33 0.75 0.2475

8.5 9.5 9 1 0.65 0.05 0.65 0.0325

9.5 10.5 10 1 0.03 0.04 0.03 0.0012

10.5 11.5 11 1 0.2 0 0.2 0

11.5 13 12 1.5 0.1 0 0.15 0

Area (ft^2) = total Q (cfs) =

4.83 1.1857
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Appendix_I_addinflow1

stream conditions:

Event 1

Station WQTC06

Date 4/12/2001

Time

Left Bank (ft) 33

Right Bank (ft) 4 Width = 29 Mean Velocity = 0.988509

Mean Depth = 0.705172414

Increment start (ft)

Increment 

stop (ft)

Distance, 

y (ft)

Width, w 

(ft)

Depth, z 

(ft)

Velocity 

at 0.6y 

(ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

0 1 0 1 0.6 0 0.6 0

1 3 2 2 0.8 0.29 1.6 0.464

3 4.5 4 1.5 0.8 0.4 1.2 0.48

4.5 5.5 5 1 1.1 0.49 1.1 0.539

5.5 6.5 6 1 1.9 1.97 1.9 3.743

6.5 7.5 7 1 1.8 2.89 1.8 5.202

7.5 8.5 8 1 1.6 2.8 1.6 4.48

8.5 9.5 9 1 1.5 2.62 1.5 3.93

9.5 10.5 10 1 1.5 0.51 1.5 0.765

10.5 12 11 1.5 1.2 0.34 1.8 0.612

12 14.5 13 2.5 0.6 0 1.5 0

14.5 18 16 3.5 0.5 0 1.75 0

18 24.5 20 6.5 0.4 0 2.6 0

24.5 29 29 4.5 0 0 0 0

Area (ft^2) = total Q (cfs) =

20.45 20.215
AB

Appendix_I_addinflow1

stream conditions:

Event 2

Station WQTC01

Date 4/23/2001

Time

Left Bank (ft) 12

Right Bank (ft) 1 Width = 11 Mean Velocity = 0.943794

Mean Depth = 1.413636364

Increment start (ft)

Increment stop 

(ft)

Distance, 

y (ft)

Width, 

w (ft)

Depth, z 

(ft)

Velocity at 

0.6y (ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

1 1.5 1 0.5 0.2 0 0.1 0

1.5 2.5 2 1 0.3 0 0.3 0

2.5 3.5 3 1 0.45 0 0.45 0

3.5 4.5 4 1 0.7 0.23 0.7 0.161

4.5 5.5 5 1 2.2 1.25 2.2 2.75

5.5 6.5 6 1 3 1.46 3 4.38

6.5 7.5 7 1 3.1 1.23 3.1 3.813

7.5 8.5 8 1 1.9 1.03 1.9 1.957

8.5 9.5 9 1 1.7 0.8 1.7 1.36

9.5 10.5 10 1 1.7 0.15 1.7 0.255

10.5 11.5 11 1 0.4 0 0.4 0

11.5 12 12 0.5 0 0 0 0

Area (ft^2) = total Q (cfs) =

15.55 14.676
AB

Appendix_I_addinflow1

stream conditions:

Event 2

Station WQTC02

Date 4/23/2001

Time

Left Bank (ft) 20

Right Bank (ft) 5 Width = 15 Mean Velocity = 1.54705

Mean Depth = 0.87

Increment start (ft)

Increment stop 

(ft)

Distance, 

y (ft)

Width, 

w (ft)

Depth, z 

(ft)

Velocity at 

0.6y (ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

5 7 6 2 0.8 1.8 1.6 2.88

7 10.5 9 3.5 0.7 1.42 2.45 3.479

10.5 13.5 12 3 0.9 1.9 2.7 5.13

13.5 16.5 15 3 1 1.36 3 4.08

16.5 19.5 18 3 1.1 1.4 3.3 4.62

19.5 20 20 0.5 0.00 0 0 0

Area (ft^2) = total Q (cfs) =

13.05 20.189
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Appendix_I_addinflow1

stream conditions:

Event 2

Station WQTC03

Date 4/23/2001

Time

Left Bank (ft) 0

Right Bank (ft) 13.7 Width = 13.7 Mean Velocity = 1.027097

Mean Depth = 0.719160584

Increment start (ft)

Increment stop 

(ft)

Distance, 

y (ft)

Width, 

w (ft)

Depth, z 

(ft)

Velocity at 

0.6y (ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

0 1.5 0 1.5 0.175 0.2875 0.2625 0.07546875

1.5 4.5 3 3 0.7 1.15 2.1 2.415

4.5 7.5 6 3 0.85 0.82 2.55 2.091

7.5 10.5 9 3 0.9 1.18 2.7 3.186

10.5 13.7 12 3.2 0.7 1.05 2.24 2.352

Area (ft^2) = total Q (cfs) =

9.8525 10.11946875
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Appendix_I_addinflow1

stream conditions:

Event 2

Station WQTC04

Date 4/23/2001

Time

Left Bank (ft) 18

Right Bank (ft) 4 Width = 14 Mean Velocity = 0.856074

Mean Depth = 0.964285714

Increment start (ft)

Increment stop 

(ft)

Distance, 

y (ft)

Width, 

w (ft)

Depth, z 

(ft)

Velocity at 

0.6y (ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

4 6 5 2 0.7 0.15 1.4 0.21

6 8 7 2 1.1 1.74 2.2 3.828

8 10 9 2 1.1 1.86 2.2 4.092

10 12 11 2 1.1 0.82 2.2 1.804

12 14 13 2 1 0.5 2 1

14 16 15 2 0.7 0.19 1.4 0.266

16 18 17 2 1.05 0.17 2.1 0.357

Area (ft^2) = total Q (cfs) =

13.5 11.557
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Appendix_I_addinflow1

stream conditions:

Event 2

Station WQTC05

Date 4/23/2001

Time

Left Bank (ft) 7

Right Bank (ft) 1 Width = 6 Mean Velocity = 0.047279

Mean Depth = 0.245

Increment start (ft)

Increment stop 

(ft)

Distance, 

y (ft)

Width, 

w (ft)

Depth, z 

(ft)

Velocity at 

0.6y (ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q = 

V*A (cfs)

1 1.5 1 0.5 0 0 0 0

1.5 2.5 2 1 0.2 0 0.2 0

2.5 3.5 3 1 0.4 0 0.4 0

3.5 4.5 4 1 0.45 0.11 0.45 0.0495

4.5 5.5 5 1 0.4 0.05 0.4 0.02

5.5 6.5 6 1 0.02 0 0.02 0

6.5 7 7 0.5 0 0 0 0

Area (ft^2) = total Q (cfs) =

1.47 0.0695
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Appendix_I_addinflow1

stream conditions:

Event 2

Station WQTC06

Date 4/23/2001

Time

Left Bank (ft) 2

Right Bank (ft) 8 Width = 6 Mean Velocity = 1.640548

Mean Depth = 1.216666667

Increment start (ft)

Increment stop 

(ft)

Distance, 

y (ft)

Width, 

w (ft)

Depth, z 

(ft)

Velocity at 

0.6y (ft/s)

Area, A = w*z 

(ft^2)

Discharge, Q 

= V*A (cfs)

2 3 2.5 1 0.8 0.39 0.8 0.312

3 4 3.5 1 1 1.7 1 1.7

4 5 4.5 1 2.2 2.01 2.2 4.422

5 6 5.5 1 1.3 2.38 1.3 3.094

6 7 6.5 1 1.2 1.9 1.2 2.28

7 8 7.5 1 0.8 0.21 0.8 0.168

Area (ft^2) = total Q (cfs) =

7.3 11.976