Hydrology Studio IDF File False 3 FHA Ogden Utah, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,15.68613,9.099998,0.8442892,0 1,20.05761,9.299999,0.8485296,0 1,0,0,0,0 1,26.53913,9.099998,0.8423068,0 1,31.81419,8.799997,0.8330926,0 1,46.18478,9.4,0.8532159,0 1,53.93608,9.099998,0.8411016,0 1,66.10255,9.099998,0.8417479,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 1.68,1.06,0.71,0.439 2.1,1.32,0.89,0.55 0,0,0,0 2.86,1.8,1.21,0.749 3.58,2.25,1.51,0.937 4.75,2.98,2.01,1.24 5.83,3.66,2.47,1.53 7.14,4.49,3.02,1.87 25 100 50