Hydrology Studio IDF File False 3 FHA Evansville Indiana, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,50.87684,10,0.8800263,0 1,61.66394,10.4,0.8798996,0 1,0,0,0,0 1,58.66622,9.4,0.8204316,0 1,58.36674,8.699997,0.7883158,0 1,55.60538,7.699995,0.7407184,0 1,50.62276,6.499996,0.6939862,0 1,48.16664,5.699997,0.6593692,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.7,2.99,1.98,1.21 5.57,3.54,2.38,1.46 0,0,0,0 6.59,4.2,2.88,1.81 7.42,4.7,3.27,2.08 8.47,5.34,3.78,2.45 9.3,5.82,4.17,2.75 10.1,6.31,4.56,3.05 25 100 50