complete drainage report rev 9

POA-2 2024-05-12 HydroCad - Proposed POA 2B-1 NOAA 24-hr D 10-Year Rainfall=5.22" 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 0.02 0.04 0.06 0.10 0.26 3.54 0.58 0.32 0.22 0.19 0.16 0.13 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 49 287 644 1,167 2,301 8,017 17,862 15,796 14,349 13,392 12,808 12,382 11,420 10,817 10,438 10,180 10,002 9,872 9,767 9,681 9,611 9,554 9,508 9,470 9,440 9,415 9,394 9,378 9,364 9,353 9,344 9,337 9,331 9,326 9,322 9,319 9,317 9,314 9,313 9,311 Elevation (feet) 544.50 544.50 544.51 544.52 544.54 544.59 544.80 545.16 545.09 545.03 545.00 544.98 544.96 544.93 544.91 544.89 544.88 544.88 544.87 544.87 544.86 544.86 544.86 544.86 544.86 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 544.85 Primary (cfs) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.85 0.57 0.39 0.28 0.23 0.19 0.11 0.07 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 0.00 Printed 10/25/2024 Page 178