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25443 - SL MOUNDS VIEW - PROPOSED <br /> 25443-PROPOSED MSE 24-hr 3 2-YR Rainfall=2.83" <br /> Prepared by Civil Site Group Printed 12/16/2025 <br /> HydroCADO 10.20-8a s/n 02202 ©2025 HydroCAD Software Solutions LLC Page 12 <br /> Summary for Subcatchment PR1 B: PR1 B - TO FIL BASIN 1 <br /> Runoff = 2.53 cfs @ 12.17 hrs, Volume= 0.150 af, Depth= 1.98" <br /> Routed to Pond 1 P : SOUTH FILTRATION BASIN 1 <br /> Runoff by SCS TR-20 method, UH=SCS, Weighted-Q, Time Span= 0.00-240.00 hrs, dt= 0.01 hrs <br /> MSE 24-hr 3 2-YR Rainfall=2.83" <br /> Area (sf) CN Description <br /> 22,963 98 Paved parking, HSG D <br /> 16,438 80 >75% Grass cover, Good, HSG D <br /> 39,401 Weighted Average <br /> 16,438 41.72% Pervious Area <br /> 22,963 58.28% Impervious Area <br /> Tc Length Slope Velocity Capacity Description <br /> (min) (feet) (ft/ft) (ft/sec) (cfs) <br /> 10.0 Direct Entry, <br /> Subcatchment PR1 B: PR1 B - TO FIL BASIN 1 <br /> Hydrograph <br /> 2.53 Cfs ā¯‘Ruoff <br /> MSE 24-hr $ <br /> 2-YR Rainfall=2.83" <br /> 2- Runoff Area=39,401 sf <br /> Runoff Volume=0.150 elf <br /> Runoff Depth=1 .9W' <br /> 3 Tc=10.0 min <br /> 0 <br /> LL <br /> 1- CN=WQ <br /> 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 <br /> Time (hours) <br />