250701_42 ERW_Stormwater Report

NOAA 24-hr D 25-Year Rainfall=6.44" 250624_42 ERW Waymaker Prepared by Colliers Engineering & Design HydroCAD® 10.20-5c s/n 04431 © 2023 HydroCAD Software Solutions LLC Printed 7/1/2025 Page 33 Pond BASIN: Hydrograph 12.08 cfs 13 12 11 Inflow Area=2.619 ac Peak Elev=18.32' Storage=0.253 af 10 Flow (cfs) 9 8 5.24 cfs 7 6 5 4.37 cfs 4 3 2 0.87 cfs 1 0 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 Time (hours) Inflow Outflow Discarded Primary