Runoff = 1.57 cfs @ 12.12 hrs, Volume= Routed to Pond 10P : PERVIOUS PAVEMENT 2B 6,372 cf, Depth= 9.24"
6,372 cf, Depth= 9.24"
Runoff by SCS TR-20 method, UH=Delmarva, Split Pervious/Imperv. UI as Pervious, Time Span= 0.00-72.00 hrs, dt= NOAA 24-hr D 100 YR-C Rainfall=9.48"
Area (ac) CN Description
0.190 98 Paved roads w/curbs & sewers, HSG A
0.190 98 100.00% Impervious Area
Tc (min) Length (feet) Slope (ft/ft) Velocity (ft/sec) Capacity (cfs) Description
3.5 35 0.0300 0.17 Sheet Flow,
0.8 137 0.0200 2.87 Grass: Short n= 0.150 P2= 3.42"
Shallow Concentrated Flow,
Paved Kv= 20.3 fps
4.3 172 Total
Subcatchment 7S: DA-P2 IMPERVIOUS
Subcatchment 7S: DA-P2 IMPERVIOUS