Time span=5.00-20.00 hrs, dt=0.05 hrs, 301 points Runoff by SCS TR-20 method, UH=Delmarva, Weighted-CN Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Subcatchment1S: POROUS Flow Length=430' Tc=19.1 min CN=47 Runoff=2.68 cfs 0.406 af Subcatchment2S: IMPERVIOUS Flow Length=280' Tc=2.6 min CN=97 Runoff=4.05 cfs 0.309 af Reach 3R: COMPOSITE
Subcatchment1S: POROUS Runoff Area=1.970 ac 0.00% Impervious Runoff Depth>2.47" Flow Length=430' Tc=19.1 min CN=47 Runoff=2.68 cfs 0.406 af Subcatchment2S: IMPERVIOUS Runoff Area=0.450 ac 66.67% Impervious Runoff Depth>8.24" Flow Length=280' Tc=2.6 min CN=97 Runoff=4.05 cfs 0.309 af Reach 3R: COMPOSITE Inflow=5.23 cfs 0.715 af Outflow=5.23 cfs 0.715 af Total Runoff Area = 2.420 ac Runoff Volume = 0.715 af Average Runoff Depth = 3.55" 87.60% Pervious = 2.120 ac 12.40% Impervious = 0.300 ac