Hydrology Studio IDF File False 3 FHA Sec 7 - Southwest IA, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,9.907587,0,0.4794232,0 1,11.61482,0,0.4735729,0 1,0,0,0,0 1,14.72084,0,0.4726156,0 1,17.17126,0,0.4676218,0 1,20.86923,0,0.4665011,0 1,23.62126,0,0.4636607,0 1,26.44415,0,0.4606193,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.58,2.72,1.94,1.27 5.42,3.22,2.32,1.51 0,0,0,0 6.88,4.08,2.95,1.95 8.09,4.82,3.5,2.32 9.85,5.87,4.27,2.89 11.2,6.7,4.88,3.35 12.6,7.57,5.52,3.84 25 100 50