complete drainage report rev 9

POA-1 2024-05-12 HydroCad - Proposed POA 1B-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 16P: Basin 1 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 Inflow (cfs) 0.00 0.25 0.39 0.51 0.89 1.74 15.86 2.56 1.39 0.95 0.79 0.68 0.57 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) 0 723 3,093 6,302 11,247 19,779 46,635 60,873 48,007 43,359 40,687 38,744 36,846 32,275 28,877 26,465 24,682 23,316 22,243 21,380 20,666 20,071 19,571 19,138 18,763 18,438 18,154 17,900 17,670 17,463 17,276 17,108 16,956 16,820 16,696 16,580 16,471 Elevation (feet) 543.50 543.52 543.57 543.65 543.76 543.95 544.53 544.84 544.56 544.46 544.40 544.36 544.32 544.22 544.15 544.10 544.06 544.03 544.01 543.99 543.97 543.96 543.95 543.94 543.93 543.92 543.92 543.91 543.91 543.90 543.90 543.89 543.89 543.89 543.88 543.88 543.88 Primary (cfs) 0.00 0.00 0.00 0.00 0.00 0.07 2.05 5.75 2.34 1.44 1.07 0.94 0.83 0.57 0.39 0.28 0.21 0.17 0.13 0.11 0.09 0.08 0.06 0.06 0.05 0.04 0.04 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.02 0.02 0.01 Printed 10/25/2024 Page 116