Hydrology Studio IDF File False 3 FHA Holland Michigan, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,8.125432,0,0.4871061,0 1,9.550917,0,0.4858057,0 1,0,0,0,0 1,12.06636,0,0.4847865,0 1,14.23578,0,0.4823384,0 1,17.50038,0,0.4817266,0 1,20.1559,0,0.479924,0 1,22.88425,0,0.4781761,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 3.71,2.2,1.55,1.02 4.37,2.6,1.83,1.19 0,0,0,0 5.53,3.29,2.32,1.51 6.55,3.9,2.76,1.8 8.06,4.8,3.4,2.24 9.31,5.54,3.94,2.61 10.6,6.33,4.5,3 25 100 50