Summary for Subcatchment 8S: DA-P1 IMPERVIOUS

Runoff = 1.33 cfs @ 12.11 hrs, Volume= Routed to Pond 5P : BIORETENTION BASIN 1A

4,627 cf, Depth= 3.19"

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 2 YR-C Rainfall=3.42"

Area (ac) CN Description

0.400 98 Paved roads w/curbs & sewers, HSG A

0.400 98 100.00% Impervious Area

Tc (min) Length (feet) Slope (ft/ft) Velocity (ft/sec) Capacity (cfs) Description

1.4 235 0.0200 2.87 Shallow Concentrated Flow, Paved Kv= 20.3 fps

1.1 137 2.00 Direct Entry, Pipe Flow

2.5 372 Total

Subcatchment 8S: DA-P1_IMPERVIOUS

Subcatchment 8S: DA-P1 IMPERVIOUS

0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 Time (hours)