Stormwater Management Report 03302026

24-223 DRAINAGE DESIGN-EXISTING-2026-03-30 NOAA 24-hr D 100-Year-2050 Rainfall=11.52", P2=4.09" Prepared by Jarmel Kizel Architects & Engnrs Printed 3/30/2026 HydroCAD® 10.20-6a s/n 12607 © 2024 HydroCAD Software Solutions LLC Page 88 Subcatchment E2-IMP: E2A IMPERVIOUS Hydrograph Runoff 1.70 cfs NOAA 24-hr D 100-Year-2050 Rainfall=11.52" P2=4.09" Runoff Area=12,035 sf Runoff Volume=11,312 cf Flow (cfs) 1 Runoff Depth=11.28" Flow Length=435' Slope=0.0550 '/' Tc=1.9 min CN=98 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Time (hours)