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25443 - SL MOUNDS VIEW - EXISTING <br /> 25443-EXISTING MSE 24-hr 3 100-YR Rainfall=7.30" <br /> Prepared by Civil Site Group Printed 12/16/2025 <br /> HydroCADO 10.20-8a s/n 02202 ©2025 HydroCAD Software Solutions LLC Page 39 <br /> Summary for Subcatchment OFF-EX4: OFFSITE EX4 - DRAINS SOUTH TO WETLAND <br /> Runoff = 11.39 cfs @ 12.17 hrs, Volume= 0.699 af, Depth= 6.55" <br /> Routed to Reach 1 R : TOTAL TO WETLAND <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 3 100-YR Rainfall=7.30" <br /> Area (sf) CN Description <br /> 42,086 98 Paved parking, HSG D <br /> 13,701 80 >75% Grass cover, Good, HSG D <br /> 55,787 Weighted Average <br /> 13,701 24.56% Pervious Area <br /> 42,086 75.44% Impervious Area <br /> Tc Length Slope Velocity Capacity Description <br /> (min) (feet) (ft/ft) (ft/sec) (cfs) <br /> 10.0 Direct Entry, <br /> Subcatchment OFF-EX4: OFFSITE EX4 - DRAINS SOUTH TO WETLAND <br /> Hydrograph <br /> 12 11.39 cfs ā¯‘Runoff <br /> MSE 24-hr 3 <br /> 10 100-YR Rainfall=7.30" <br /> 9 Runoff Area=55,787 sf <br /> , <br /> 8 Runoff Volume=0.699 of <br /> 7 Runoff Depth=6.55"' <br /> ° 6 Tc=10.0 min <br /> LL <br /> 5 CN=WQ <br /> 4 <br /> 3 <br /> 2 <br /> 1 <br /> 0 <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 />