2021-04-05_PERMIT FILE - C1981019A ‎(17)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 4/5/2021
• Doc Name: Section 16 Pond Temporary and Permanent Channels
• Section_Exhibit Name: Exhibit 07 Item 14 Appendix Exh7-14S
• Media Type: D
• Archive: Yes

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11
Subwatershed Hydrology Detail;
SWS Area Time of Musk K Curve Peak Runoff
Stru SWS Conc Musk X UHS Discharge Volume
# # (ac) (hrs) Number
(hrs) (cfs) (ac-ft)
#6 1 12.800 0.031 0.000 0.000 47.000 S 0.00 0.000
2 21.800 0.086 0.000 0.000 62.000 M 3.01 0.290
71 34.600 3.01 0.290
#5 1 1.100 0.016 0.000 0.000 47.000 S 0.00 0.000
2 14.700 0.044 0.000 0.000 62.000 M 2.03 0.196
71 50.400 5.04 0.486
#4 1 28.000 0.081 0.000 0.000 47.000 S 0.00 0.000
2 5.400 0.071 0.000 0.000 47.000 S 0.00 0.000
3 15.700 0.043 0.000 0.000 47.000 S 0.00 0.000
4 89.400 0.125 0.000 0.000 62.000 M 4.76 0.970
5 8.900 0.092 0.000 0.000 80.000 F 7.59 0.558
197.800 13.57 2.014
#3 1 22.800 0.178 0.000 0.000 80.000 F 15.50 1.376
2 59.000 0.208 0.000 0.000 47.000 S 0.01 0.000
3 2.700 0.024 0.000 0.000 47.000 S 0.00 0.000
E 84.500 15.50 1.376
#2 1 1.000 0.050 0.000 0.000 47.000 S 0.00 0.000
2 0.900 0.046 0.000 0.000 47.000 S 0.00 0.000
E 284.200 27.64 3.390
#1 E 284.200 1.10 2.855
Subwatershed Time of Concentration Details;
Stru SWS Vert. Dist. Horiz. Dist. Velocity
# # Land Flow Condition Slope(%) (ft) (ft) (fps) Time(hrs)
#2 1 3. Short grass pasture 10.60 50.13 473.00 2.600 0.050
#2 1 Time of Concentration: 0.050
#2 2 3. Short grass pasture 6.90 24.15 350.00 2.100 0.046
#2 2 Time of Concentration: 0.046
#3 1 3. Short grass pasture 4.60 50.55 1,099.00 1.710 0.178
#3 1 Time of Concentration: 0.178
#3 2 3. Short grass pasture 12.00 249.60 2,080.00 2.770 0.208
#3 2 Time of Concentration: 0.208
#3 3 3. Short grass pasture 10.50 24.15 230.00 2.590 0.024
#3 3 Time of Concentration: 0.024
#4 1 3. Short grass pasture 12.00 195.00 1,625.00 2.770 0.162
Filename:Section 16 25 YR 24 HR Postmining Case.sc4 Printed 01-05-2021