12 2026 02 12 Crestmont CC Stormwater Management Report

Hydrograph 2-yr Summary File: Eagle Rock Existing (Current).hys Hydrology Studio v 3.0.0.39 10-21-2025 Hyd. Hydrograph Hydrograph Peak Time to Hydrograph Inflow Maximum Maximum Flow Peak Volume Hyd(s) Elevation Storage No. Type Name (cfs) (hrs) (cuft) (ft) (cuft) 38 NRCS Runoff EX-2-U Open Space C 0.825 12.25 3,742 ---- 39 NRCS Runoff EX-2-U Woods C 0.711 12.25 3,353 ---- 40 NRCS Runoff EX-2-U Gravel C 0.220 12.12 695 ---- 41 NRCS Runoff EX-2-U Impervious 3.541 12.12 12,682 ---- 42 Junction EX-2-U 4.824 12.12 20,472 38, 39, 40, 41 44 Junction TOTAL POA-2 9.625 12.12 39,342 30, 42 45 Junction POA-2 2YR ALLOW 7.225 12.12 29,907 31, 42 46 Junction POA-2 10YR ALLOW 8.425 12.12 34,624 33, 42 47 Junction POA-2 100YR ALLOW 8.665 12.12 35,568 35, 42