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23-4121 storm calcs - Proposed Type II 24-hr 100-Year Rainfall=5.23" Prepared by Carmina Wood Design Printed 5/14/2026 HydroCAD® 10.20-8a s/n 05019 © 2025 HydroCAD Software Solutions LLC Page 33 Subcatchment 1S: Proposed - North Hydrograph Runoff 15 13.94 cfs 14 Type II 24-hr 13 12 100-Year Rainfall=5.23" 11 Runoff Area=159,502 sf 10 Runoff Volume=53,068 cf 9 Flow (cfs) 8 Runoff Depth=3.99" 7 Flow Length=738' 6 Tc=24.8 min 5 CN=89 4 3 2 1 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Time (hours) Page 555 of 849