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Subbasin Hydrology <br /> Subbasin : Sub-1 <br /> Input Data <br /> Area(ac) 0.30 <br /> Weighted Runoff Coefficient 0.9000 <br /> Average Slope(%) 1.0000 <br /> Flow Length(ft) 300.00 <br /> Runoff Coefficient <br /> Area Soil Runoff <br /> Soil/Surface Description (acres) Group Coeff. <br /> 0.30 - 0.90 <br /> Composite Area&Weighted Runoff Coeff. 0.30 0.90 <br /> Time of Concentration <br /> TOC Method:FAA <br /> Sheet Flow Equation: <br /> Tc=((0.03*(1.1-C))*((Lf^0.5)*(Sf^-0.333))) <br /> Where: <br /> • Tc=Time of Concentration(hr) <br /> C =Runoff Coefficient <br /> Lf=Flow Length(ft) <br /> Sf=Slope(%) <br /> Runoff Coefficient 0.90 <br /> Flow Length(ft) 300.00 <br /> Slope(%) 1 <br /> Computed TOC(min) 6.24 <br /> Subbasin Runoff Results <br /> Total Rainfall(in) 0.27 <br /> Total Runoff(in) 0.24 <br /> Peak Runoff(cfs) 0.69 <br /> Rainfall Intensity 2.600 <br /> Weighted Runoff Coefficient 0.9000 <br /> Time of Concentration(days hh:mm:ss) 0 00:06:14 <br />