Hydrology Studio IDF File False 3 FHA Sec 2 - North Central IA, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,10.17589,0,0.4812787,0 1,12.01983,0,0.482386,0 1,0,0,0,0 1,14.97017,0,0.4785521,0 1,17.67181,0,0.4786008,0 1,21.4948,0,0.477952,0 1,24.56405,0,0.4769807,0 1,27.7424,0,0.4757777,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.69,2.79,1.98,1.28 5.53,3.28,2.33,1.52 0,0,0,0 6.93,4.12,2.94,1.92 8.18,4.87,3.47,2.27 9.96,5.92,4.23,2.8 11.4,6.79,4.85,3.23 12.9,7.68,5.5,3.69 25 100 50