12 2026 02 12 Crestmont CC Stormwater Management Report

Hydrograph Report File: Eagle Rock Existing (Current).hys Hydrology Studio v 3.0.0.39 10-21-2025 EX-2-U Woods C Hyd. No. 39 Hydrograph Type = NRCS Runoff Peak Flow = 4.295 cfs Storm Frequency = 100-yr Time to Peak = 12.23 hrs Time Interval = 1 min Runoff Volume = 18,911 cuft Drainage Area = 0.95 ac Curve Number = 70.00 Tc Method = User Time of Conc. (Tc) = 18.0 min Total Rainfall = 9.24 in Design Storm = NOAA-D Storm Duration = 24 hrs Shape Factor = 484 Qp = 4.295 cfs 5 4 3 Q (cfs) 2 1 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Time (hrs)