complete drainage report rev 9

POA-2 NOAA 24-hr D 100-Year Rainfall=8.66" 2024-05-12 HydroCad - Proposed POA 2B-1 Printed 10/25/2024 Page 298 Prepared by Anderson Consulting Services HydroCAD® 10.20-5c s/n 06666 © 2023 HydroCAD Software Solutions LLC Pond 42P: Basin 9 Hydrograph 4.43 cfs Inflow Area=26,377 sf Peak Elev=563.59' Storage=4,157 cf Flow (cfs) 4 Inflow Outflow Discarded Primary 3 2 0.77 cfs 0.61 cfs 1 0.16 cfs 0 0 5 10 15 20 25 30 35 40 45 Time (hours) 50 55 60 65 70 75 80 Pond 42P: Basin 9 Stage-Discharge Total Discarded Primary Sharp-Crested Rectangular Weir Elevation (feet) 564 Orifice 563 Exfiltration 562 0 1 2 Discharge (cfs) 3 4