Stormwater Management Report 03302026

24-223 DRAINAGE DESIGN-EXISTING-2026-03-30 NOAA 24-hr D 100-Year-2020 Rainfall=9.18", P2=3.47" Prepared by Jarmel Kizel Architects & Engnrs Printed 3/30/2026 HydroCAD® 10.20-6a s/n 12607 © 2024 HydroCAD Software Solutions LLC Page 47 Summary for Link 8L: EXISTING DISTURBED Inflow Area = 69,893 sf,100.00% Impervious, Inflow Depth = 8.94" for 100-Year-2020 event Inflow = 7.87 cfs @ 12.01 hrs, Volume= 52,068 cf Primary = 7.87 cfs @ 12.01 hrs, Volume= 52,068 cf, Atten= 0%, Lag= 0.0 min Routed to Link E-DP 1 : EXIST DP 1 Primary outflow = Inflow, Time Span= 0.00-30.00 hrs, dt= 0.50 hrs Link 8L: EXISTING DISTURBED Hydrograph Inflow 7.87 cfs Primary 8 7.87 cfs Inflow Area=69,893 sf 7 6 5 Flow (cfs) 4 3 2 1 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)