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WNY-2500056.00_HydroCAD extreme_precip_tables_output (29) 24-hr S1 10-yr Rainfall=3.14" Prepared by Greenman-Pedersen, Inc Printed 12/18/2025 HydroCAD® 10.20-7a s/n 04560 © 2025 HydroCAD Software Solutions LLC Page 75 Summary for Subcatchment DA 2: Drainage Area 2 Runoff = 0.05 cfs @ 11.96 hrs, Volume= 0.002 af, Depth> 2.91" Routed to Pond RCVR 2 : RCVR 2 Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-24.00 hrs, dt= 0.05 hrs extreme_precip_tables_output (29) 24-hr S1 10-yr Rainfall=3.14" Area (ac) CN Description 0.010 98 Paved parking, HSG D 0.010 100.00% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 0.8 35 0.0100 0.70 Sheet Flow, Smooth surfaces n= 0.011 P2= 2.20" Subcatchment DA 2: Drainage Area 2