complete drainage report rev 9

POA-1 2024-05-12 HydroCad - Proposed POA 1B-1 NOAA 24-hr D 2-Year Rainfall=3.44" 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 0.04 0.11 0.16 0.27 0.50 4.72 0.90 0.50 0.34 0.28 0.25 0.21 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 54 609 1,593 3,106 5,597 14,755 35,305 34,736 33,023 31,220 29,740 28,460 26,282 24,543 23,208 22,157 21,310 20,608 20,023 19,529 19,101 18,731 18,411 18,130 17,878 17,650 17,445 17,260 17,094 16,943 16,808 16,685 16,570 16,462 16,360 16,264 Elevation (feet) 543.50 543.50 543.51 543.54 543.57 543.63 543.84 544.29 544.28 544.24 544.20 544.17 544.14 544.09 544.06 544.03 544.00 543.99 543.97 543.96 543.95 543.94 543.93 543.92 543.92 543.91 543.90 543.90 543.90 543.89 543.89 543.89 543.88 543.88 543.88 543.88 543.87 Primary (cfs) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.74 0.70 0.61 0.51 0.43 0.37 0.28 0.21 0.16 0.13 0.11 0.09 0.07 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 0.01 0.01 Printed 10/25/2024 Page 32