complete drainage report rev 9

POA-1 NOAA 24-hr D 2-Year Rainfall=3.44" 2024-05-12 HydroCad - Proposed POA 1B-1 Printed 10/25/2024 Page 30 Prepared by Anderson Consulting Services HydroCAD® 10.20-5c s/n 06666 © 2023 HydroCAD Software Solutions LLC Pond 16P: Basin 1 Hydrograph 13 Inflow Primary 11.66 cfs Inflow Area=416,846 sf Peak Elev=544.29' Storage=35,472 cf 12 11 10 9 Flow (cfs) 8 7 6 5 4 3 2 0.75 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) Pond 16P: Basin 1 Stage-Discharge 547 Primary Grate Elevation (feet) 546 545 Orifice/Grate 544 Orifice 0 5 10 15 20 25 30 35 40 Discharge (cfs) 45 50 55 60 65 70