Drainage Report

Basin 2-4 without exfiltration Proposed Basin 2-4 R5 NOAA 24-hr D 100-Year Rainfall=8.66" Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 38 Hydrograph for Pond 43P: pond 2-4 Time Inflow Storage Elevation Primary (hours) (cfs) (cubic-feet) (feet) (cfs) 0.00 0.00 0 542.00 0.00 2.50 0.05 230 542.02 0.00 5.00 0.08 842 542.08 0.00 7.50 0.20 2,004 542.18 0.00 10.00 0.53 4,895 542.44 0.00 12.50 3.76 27,974 544.52 1.99 15.00 0.61 22,882 544.06 1.51 17.50 0.37 17,535 543.58 0.71 20.00 0.28 15,336 543.38 0.46 22.50 0.23 14,139 543.27 0.33 25.00 0.00 12,960 543.17 0.19 27.50 0.00 11,837 543.07 0.08 30.00 0.00 11,305 543.02 0.04 32.50 0.00 11,003 542.99 0.03 35.00 0.00 10,806 542.97 0.02 37.50 0.00 10,672 542.96 0.01 40.00 0.00 10,576 542.95 0.01 42.50 0.00 10,498 542.95 0.01 45.00 0.00 10,434 542.94 0.01 47.50 0.00 10,382 542.94 0.01 50.00 0.00 10,339 542.93 0.00 52.50 0.00 10,304 542.93 0.00 55.00 0.00 10,275 542.93 0.00 57.50 0.00 10,252 542.92 0.00 60.00 0.00 10,233 542.92 0.00 62.50 0.00 10,217 542.92 0.00 65.00 0.00 10,204 542.92 0.00 67.50 0.00 10,193 542.92 0.00 70.00 0.00 10,182 542.92 0.00