Stormwater Management Report 03302026

24-223 DRAINAGE DESIGN-PROPOSED-2026-03-30 NOAA 24-hr D 2-Year-2020 Rainfall=3.47", 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 21 Summary for Link 11L: Proposed Disturbed Inflow Area = 69,715 sf, 92.28% Impervious, Inflow Depth = 3.08" for 2-Year-2020 event Inflow = 2.79 cfs @ 12.01 hrs, Volume= 17,899 cf Primary = 2.79 cfs @ 12.01 hrs, Volume= 17,899 cf, Atten= 0%, Lag= 0.0 min Routed to Link P-DP 1 : PROP DP 1 Primary outflow = Inflow, Time Span= 0.00-30.00 hrs, dt= 0.50 hrs Link 11L: Proposed Disturbed Hydrograph Inflow 2.79 cfs Primary 3 2.79 cfs Inflow Area=69,715 sf 2 Flow (cfs) 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)