complete drainage report rev 9

POA-2 2024-05-12 HydroCad - Proposed POA 2B-1 NOAA 24-hr D 100-Year Rainfall=8.66" Prepared by Anderson Consulting Services HydroCAD® 10.20-5c s/n 06666 © 2023 HydroCAD Software Solutions LLC Hydrograph for Pond 27P: Basin 2 Time (hours) 0.00 2.00 4.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 22.00 24.00 26.00 28.00 30.00 32.00 34.00 36.00 38.00 40.00 42.00 44.00 46.00 48.00 50.00 52.00 54.00 56.00 58.00 60.00 62.00 64.00 66.00 68.00 70.00 72.00 74.00 76.00 78.00 80.00 Inflow (cfs) 0.00 0.05 0.08 0.12 0.26 0.60 7.05 1.08 0.58 0.39 0.33 0.28 0.24 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Storage (cubic-feet) 0 158 648 1,332 2,674 5,485 16,996 25,827 19,686 16,767 15,156 14,274 13,657 12,121 11,230 10,700 10,359 10,126 9,965 9,842 9,742 9,661 9,595 9,541 9,497 9,462 9,433 9,409 9,390 9,374 9,361 9,351 9,342 9,335 9,330 9,325 9,321 9,318 9,316 9,314 9,312 Elevation (feet) 544.50 544.51 544.52 544.55 544.60 544.71 545.13 545.44 545.22 545.12 545.06 545.03 545.01 544.95 544.92 544.90 544.89 544.88 544.87 544.87 544.87 544.86 544.86 544.86 544.86 544.86 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 Primary (cfs) 0.00 0.00 0.00 0.00 0.00 0.00 0.73 2.25 1.14 0.70 0.49 0.38 0.31 0.16 0.09 0.06 0.04 0.03 0.02 0.02 0.01 0.01 0.01 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Printed 10/25/2024 Page 282