Drainage Report

Basin 2-5 without exfiltration Proposed Basin 2-5 R5 NOAA 24-hr D 10-Year Rainfall=5.22" Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 25 Hydrograph for Pond 39P: pond 2-5 Time Inflow Storage Elevation Primary (hours) (cfs) (cubic-feet) (feet) (cfs) 0.00 0.00 0 540.50 0.00 2.50 0.07 226 540.52 0.00 5.00 0.12 1,084 540.59 0.00 7.50 0.19 2,406 540.71 0.00 10.00 0.38 4,725 540.91 0.00 12.50 1.86 18,470 542.10 0.56 15.00 0.30 18,651 542.11 0.57 17.50 0.18 16,385 541.92 0.39 20.00 0.13 15,044 541.80 0.23 22.50 0.11 14,406 541.75 0.16 25.00 0.00 13,769 541.69 0.10 27.50 0.00 13,102 541.63 0.05 30.00 0.00 12,733 541.60 0.03 32.50 0.00 12,503 541.58 0.02 35.00 0.00 12,344 541.57 0.02 37.50 0.00 12,227 541.56 0.01 40.00 0.00 12,143 541.55 0.01 42.50 0.00 12,077 541.54 0.01 45.00 0.00 12,021 541.54 0.01 47.50 0.00 11,973 541.54 0.00 50.00 0.00 11,931 541.53 0.00 52.50 0.00 11,896 541.53 0.00 55.00 0.00 11,866 541.53 0.00 57.50 0.00 11,841 541.52 0.00 60.00 0.00 11,819 541.52 0.00 62.50 0.00 11,800 541.52 0.00 65.00 0.00 11,784 541.52 0.00 67.50 0.00 11,771 541.52 0.00 70.00 0.00 11,759 541.52 0.00