Hydrology Studio IDF File False 3 FHA Sioux City Iowa, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,9.649059,0,0.4808861,0 1,11.41557,0,0.4814396,0 1,0,0,0,0 1,14.26209,0,0.4797027,0 1,16.69556,0,0.478449,0 1,20.14166,0,0.477486,0 1,22.83867,0,0.4769373,0 1,25.60834,0,0.4761786,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.45,2.65,1.88,1.22 5.26,3.13,2.22,1.43 0,0,0,0 6.59,3.92,2.79,1.8 7.73,4.6,3.28,2.11 9.34,5.56,3.97,2.58 10.6,6.32,4.51,2.95 11.9,7.1,5.07,3.35 25 100 50