Hydrology Studio IDF File False 3 FHA McAllen Texas, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,50.7472,11.70001,0.8135256,0 1,53.23319,10.6,0.7828999,0 1,0,0,0,0 1,64.6382,10.1,0.7719938,0 1,70.9342,9.5,0.7562352,0 1,76.18065,8.499996,0.7301151,0 1,84.25749,8.299995,0.7256873,0 1,89.21569,7.899995,0.7134724,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 5.14,3.45,2.44,1.57 6.2,4.15,2.93,1.9 0,0,0,0 7.96,5.3,3.74,2.43 9.4,6.25,4.4,2.87 11.4,7.58,5.3,3.48 12.9,8.6,5.98,3.93 14.4,9.64,6.67,4.4 25 100 50