Runoff = 0.08 cfs @ 12.26 hrs, Volume= Routed to Link 15L : Offsite 0.012 af, Depth= 1.61"
0.012 af, Depth= 1.61"
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 10 YR-C Rainfall=5.26"
Area (ac) CN Description
0.070 55 Woods, Good, HSG B
0.010 61 >75% Grass cover, Good, HSG B
0.010 98 Roofs, HSG B
0.090 60 Weighted Average
0.080 56 88.89% Pervious Area
0.010 98 11.11% Impervious Area
Tc (min) Length (feet) Slope (ft/ft) Velocity (ft/sec) Capacity (cfs) Description
9.3 13 0.0100 0.02 Sheet Flow, Woods: Dense underbrush n=0.800 P2=3.42" Using McCuen-Spiess flow length
2.0 116 0.0190 0.96 Shallow Concentrated Flow, Short Grass Pasture Kv=7.0 fps
2.2 147 0.0500 1.12 Shallow Concentrated Flow, Woodland Kv=5.0 fps
14.0 294 Total
0.5 18 0.0160 0.63 Shallow Concentrated Flow, Woodland Kv=5.0 fps