2021-04-05_PERMIT FILE - C1981019A ‎(18)‎

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

SEDCAD 4 for Windows
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14
Structure #12(Ponds
SD-2 Stockpond
Pond Inputs:
Initial Pool Elev: 97.00 ft
Initial Pool: 1.05 ac-ft
*Sediment Storage: 0.00 ac-ft
Dead Space: 20.00%
*No sediment capacity defined
Emergency Spillwax
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
103.00 20.00 2.00:1 2.00:1 20.00
Pond Results:
Peak Elevation: 103.14 ft
H'graph Detention Time: 2.91 hrs
Pond Model: CSTRS
Dewater Time: 0.44 days
Trap Efficiency: 100.00
Dewatering time is calculated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table
Area Capacity Discharge Dewater
Elevation Time
(ac) (ac-ft) (cfs) (hrs)
90.00 0.050 0.000 0.000 Top of Sed. Storage
90.01 0.050 0.001 0.000
91.00 0.072 0.061 0.000
92.00 0.098 0.145 0.000
93.00 0.128 0.258 0.000
94.00 0.162 0.403 0.000
95.00 0.200 0.583 0.000
96.00 0.231 0.799 0.000
97.00 0.265 1.046 0.000
98.00 0.301 1.329 0.000
99.00 0.339 1.649 0.000
100.00 0.380 2.008 0.000
101.00 0.554 2.473 0.000
102.00 0.761 3.127 0.000
103.00 1.000 4.005 0.000 Spillway#1
103.14 0.909 4.147 6.797 10.60 Peak Stage
Filename: Exhibit 7-14SP Streeter Pond 10 Yr 24 Hr.sc4 Printed 01-19-2021