Hydrology Studio IDF File False 3 FHA Rockford Illinois, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,52.01094,10,0.8832783,0 1,56.34477,9.700001,0.8607164,0 1,0,0,0,0 1,58.88438,9.4,0.825249,0 1,60.62861,8.899998,0.7967572,0 1,54.79271,7.499995,0.7377434,0 1,51.55922,6.499996,0.6957684,0 1,49.54217,5.699997,0.6629839,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.76,3.02,2,1.22 5.58,3.55,2.37,1.46 0,0,0,0 6.53,4.15,2.84,1.78 7.45,4.72,3.28,2.08 8.51,5.36,3.78,2.45 9.43,5.9,4.22,2.78 10.3,6.41,4.63,3.09 25 100 50