Runoff = 0.42 cfs @ 12.09 hrs, Volume= 1,424 cf, Depth= 9.24"
Routed to Pond 41P : Subsurface Basin Lot 9
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 (sf) CN Description
1,850 98 Roofs, HSG A
1,850 98 100.00% Impervious Area
Tc (min) Length (feet) Slope (ft/ft) Velocity (ft/sec) Capacity (cfs)
0.4 45 2.00 Direct Entry, Pipe Flow
Subcatchment 40S: Roof Lot 9
Hydrograph