2008-07-29_PERMIT FILE - C1981010

• Permit No: C1981010
• IBM Index Class Name: Permit File
• Doc Date: 7/29/2008
• Doc Name: Horse Gulch Hydrologic Model
• Section_Exhibit Name: APPENDIX Q SECTION XXVII
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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12
Subwatershed Hydro/ogy Detai/;

Stru
#
SWS
#
SWS Area
(ac) Time of
Conc

(ham)
Musk K
(hrs)
Musk X
Curve
Number
UHS Peak
Discharge

(cfs) Runoff
Volume

(ac-ft)
# 1 1 140.311 0.126 0.000 0.000 87.000 F 97.11 8.796
2 17.817 0.038 0.000 0.000 87.000 F 14.67 1.117
158.128 105.45 9.913
#2 1 34.225 0.068 0.010 0.402 87.000 F 28.18 2.146
2 14.903 0.383 0.000 0.000 47.000 M 0.00 0.000
3 10.378 0.126 0.000 0.000 47.000 M 0.00 0.000
4 7.807 0.014 0.023 0.426 67.000 M 0.72 0.075
5 32.014 0.049 0.023 0.426 80.000 F 16.50 1.186
6 3.498 0.008 0.038 0.434 67.000 F 0.32 0.034
7 2.433 0.008 0.038 0.434 87.000 F 2.00 0.153
8 1.886 0.005 0.019 0.451 87.000 F 1.55 0.118
265.272 154.73 13.625
#3 1 4.732 0.015 0.000 0.000 47.000 M 0.00 0.000
2 0.906 0.004 0.015 0.449 80.000 F 0.47 0.034
3 0.667 0.005 0.019 0.451 87.000 F 0.55 0.042
4 3.447 0.023 0.000 0.000 87.000 F 2.84 0.216
5 7.372 0.339 0.000 0.000 47.000 M 0.00 0.000
6 3.059 0.006 0.015 0.045 87.000 F 2.52 0.192
285.455 161.10 14.108
Subwatershed Sedimento%gy Detai/;

Stru SWS
# #
Soil K
L (ft)
S (%)
C
P
PS #
Sediment
(tons) Peak
Sediment
Conc.
(mg/I) Peak
Settleable
Conc
(ml/I)
24VW
(ml/I)
#1 1 0.140 361.00 16.62 1.0000 1.0000 1 3,463.2 468,372 207.91 114.85
2 0.140 366.00 24.59 1.0000 1.0000 1 597.9 585,943 279.42 154.58
4,061.1 474,863 213.10 119.81
#2 1 0.140 275.00 40.00 1.0000 1.0000 1 1,717.1 784,915 374.31 213.16
2 0.250 485.00 17.73 0.0110 1.0000 1 0.0 1 0.00 0.00
3 0.250 418.00 33.49 0.0110 1.0000 1 0.0 1 0.00 0.00
4 0.140 605.00 31.14 0.1800 0.6000 1 4.6 112,060 53.44 20.94
5 0.140 329.00 30.40 0.2600 0.6000 1 121.0 152,665 72.80 34.34
6 0.140 329.00 30.40 1.0000 1.0000 1 11.7 526,962 251.30 108.74
7 0.140 329.00 30.40 1.0000 1.0000 1 75.5 551,617 263.06 145.00
8 0.140 286.00 20.98 1.0000 1.0000 1 34.9 361,592 172.44 92.78
Filename: Horse Pond Expansion - As-built, 25 year, 24 hour event.sc4 Printed 09-12-2008