Hydrology Studio IDF File False 3 FHA Johnstown PA, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,41.83839,9.900002,0.8803318,0 1,48.95826,10,0.8709785,0 1,0,0,0,0 1,49.64312,9.199999,0.8212394,0 1,48.5628,8.399996,0.7811481,0 1,46.65827,7.299995,0.7311155,0 1,46.10451,6.599996,0.699957,0 1,43.84653,5.699997,0.6607885,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 3.88,2.46,1.63,0.995 4.63,2.94,1.97,1.21 0,0,0,0 5.62,3.57,2.44,1.53 6.4,4.05,2.81,1.79 7.45,4.69,3.31,2.15 8.3,5.19,3.71,2.44 9.18,5.72,4.13,2.76 25 100 50