Drainage Report

Basin 5 witout exfiltration Proposed basin 5 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 43 Hydrograph for Pond 24P: Infiltration basin 5 Time Inflow Storage Elevation Primary (hours) (cfs) (cubic-feet) (feet) (cfs) 0.00 0.00 0 570.50 0.00 1.50 0.08 151 570.51 0.00 3.00 0.14 774 570.56 0.00 4.50 0.18 1,641 570.63 0.00 6.00 0.21 2,676 570.72 0.00 7.50 0.31 4,051 570.83 0.00 9.00 0.43 6,055 570.99 0.00 10.50 0.82 9,360 571.25 0.00 12.00 6.47 20,094 572.12 0.00 13.50 1.27 32,240 573.10 2.38 15.00 0.65 28,106 572.76 1.06 16.50 0.48 26,754 572.66 0.62 18.00 0.35 26,136 572.61 0.45 19.50 0.31 25,752 572.58 0.35 21.00 0.28 25,555 572.56 0.31 22.50 0.24 25,398 572.55 0.27 24.00 0.21 25,252 572.53 0.24 25.50 0.00 24,501 572.47 0.10 27.00 0.00 24,131 572.44 0.05 28.50 0.00 23,940 572.43 0.03 30.00 0.00 23,836 572.42 0.02 31.50 0.00 23,764 572.41 0.01 33.00 0.00 23,711 572.41 0.01 34.50 0.00 23,674 572.41 0.01 36.00 0.00 23,647 572.41 0.00 37.50 0.00 23,628 572.40 0.00 39.00 0.00 23,614 572.40 0.00 40.50 0.00 23,604 572.40 0.00 42.00 0.00 23,597 572.40 0.00 43.50 0.00 23,592 572.40 0.00 45.00 0.00 23,588 572.40 0.00 46.50 0.00 23,586 572.40 0.00 48.00 0.00

43.50 0.00 23,592 572.40 0.00 45.00 0.00 23,588 572.40 0.00 46.50 0.00 23,586 572.40 0.00 48.00 0.00 23,584 572.40 0.00 49.50 0.00 23,582 572.40 0.00 51.00 0.00 23,581 572.40 0.00 52.50 0.00 23,581 572.40 0.00 54.00 0.00 23,580 572.40 0.00 55.50 0.00 23,580 572.40 0.00 57.00 0.00 23,580 572.40 0.00 58.50 0.00 23,579 572.40 0.00 60.00 0.00 23,579 572.40 0.00 61.50 0.00 23,579 572.40 0.00 63.00 0.00 23,579 572.40 0.00 64.50 0.00 23,579 572.40 0.00 66.00 0.00 23,579 572.40 0.00 67.50 0.00 23,579 572.40 0.00 69.00 0.00 23,579 572.40 0.00 70.50 0.00 23,579 572.40 0.00 72.00 0.00 23,579 572.40 0.00