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 280 Prepared by Anderson Consulting Services HydroCAD® 10.20-5c s/n 06666 © 2023 HydroCAD Software Solutions LLC Pond 27P: Basin 2 Hydrograph 19 Inflow Primary 17.10 cfs 18 Inflow Area=183,393 sf Peak Elev=545.62' Storage=31,128 cf 17 16 15 14 13 Flow (cfs) 12 11 10 9 8 7 5.38 cfs 6 5 4 3 2 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 74 76 78 80 Time (hours) Pond 27P: Basin 2 Stage-Discharge Elevation (feet) 547 Primary 546 Grate 545 Sharp-Crested Rectangular Weir 0 10 20 30 40 50 Discharge (cfs) 60 70 80 90