12 2026 02 12 Crestmont CC Stormwater Management Report

Hydrograph Report File: Eagle Rock Proposed (Future).hys Hydrology Studio v 3.0.0.39 10-21-2025 PR-2B Routing Hyd. No. 57 Hydrograph Type = Pond Route Peak Flow = 0.205 cfs Storm Frequency = 2-yr Time to Peak = 12.70 hrs Time Interval = 1 min Hydrograph Volume = 5,506 cuft Inflow Hydrograph = 56 - PR-2B Max. Elevation = 553.88 ft Pond Name = PAPS-1 Max. Storage = 2,314 cuft Pond Routing by Storage Indication Method Center of mass detention time = 2.69 hrs Qp = 0.205 cfs 2 1.9 1.8 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 Time (hrs) PR-2B PR-2B Routing