2020-03-31_PERMIT FILE - C1981019A ‎(13)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 3/31/2020
• Doc Name: Prospect Sedimentation Pond
• Type & Sequence: TR136
• Section_Exhibit Name: Exhibit 07 Item 20 Part PP
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
(`nnvrinhf 1 QQR-W1l n Pamcla I Crhwah
40
Area Capacity Discharge Dewater
Elevation Time
(ac) (ac-ft) (cfs) (hrs)
6,745.50 0.404 2.753 1.029 2.55
6,746.00 0.418 2.958 1.188 2.25
6,746.50 0.433 3.171 1.329 2.05
6,747.00 0.448 3.391 1.456 1.90
6,747.50 0.463 3.619 1.572 1.85
6,748.00 0.478 3.854 1.681 1.75
6,748.50 0.493 4.097 1.783 1.70
6,749.00 0.509 4.348 1.879 1.70
6,749.50 0.525 4.606 1.971 1.65
6,750.00 0.542 4.873 2.058 1.70
6,750.30 0.551 5.037 2.109 1.10 Spillway#2
6,750.50 0.557 5.148 2.143 0.80
6,751.00 0.572 5.430 3.164 1.80
6,751.50 0.588 5.720 4.143 3.25
6,751.67 0.594 5.824 4.416 2.50 Peak Stage
6,752.00 0.604 6.018 4.931 Spillway#1
6,752.05 0.604 6.048 5.220
6,752.50 0.618 6.323 7.790
6,753.00 0.633 6.636 35.637
6,753.50 0.648 6.956 67.751
6,754.00 0.664 7.284 110.493
6,754.50 0.679 7.620 162.309
6,755.00 0.695 7.964 223.067
*Designates time(s)to dewater have been extrapolated beyond the 50 hour hydrograph limit.
Detailed Discharge Table
Combined
Elevation Emergency Total
(ft) Spillway(cfs) Perf. Riser(cfs)
Discharge
(cfs)
6,734.00 0.000 0.000 0.000
6,734.01 0.000 0.000 0.000
6,734.50 0.000 0.000 0.000
6,735.00 0.000 0.000 0.000
6,735.50 0.000 0.000 0.000
6,736.00 0.000 0.000 0.000
6,736.50 0.000 0.000 0.000
6,737.00 0.000 0.000 0.000
6,737.50 0.000 0.000 0.000
Filename: Prospect Pond 10 Yr 24 Hr Storm Event.sc4 Printed 01-06-2020