complete drainage report rev 9

POA-2 NOAA 24-hr D 2-Year Rainfall=3.44" 2024-05-12 HydroCad - Proposed POA 2B-1 Printed 10/25/2024 Page 66 Prepared by Anderson Consulting Services HydroCAD® 10.20-5c s/n 06666 © 2023 HydroCAD Software Solutions LLC Pond 22P: Basin 4 Hydrograph 3.37 cfs Inflow Area=49,050 sf Peak Elev=572.30' Storage=1,477 cf Flow (cfs) 3 Inflow Outflow Discarded Primary 2 1.13 cfs 1.13 cfs 1 0.00 cfs 0 0 5 10 15 20 25 30 35 40 45 Time (hours) 50 55 60 65 70 75 80 Pond 22P: Basin 4 Stage-Discharge Total Discarded Primary Sharp-Crested Rectangular Weir Elevation (feet) 574 573 Orifice Exfiltration 572 0 1 2 3 4 5 6 7 8 Discharge (cfs) 9 10 11 12 13