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-1-D 10 YR ALLOW Hyd. No. 8 Hydrograph Type = Diversion Peak Flow = 3.163 cfs Storm Frequency = 10-yr Time to Peak = 12.18 hrs Time Interval = 1 min Hydrograph Volume = 13,261 cuft Inflow Hydrograph = 4 - EX-1-D Diversion Method = Flow Ratio Companion Hyd = 9 - <name> Flow Ratio = 0.75 Qp = 3.163 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) EX-1-D EX-1-D 10 YR ALLOW