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T:10742\1406Wune11CityApp\Surface Water\ <br />ER Landfill 06_2011-dead storage affect Type ll 24-hr 25 yr Rainfall=4.70" <br />Prepared by Wenck Associates, Inc. Printed 8/15/2011 <br />HydroCAD® 9.10 s/n 02201 ©2010 HydroCAD Software Solutions LLC page 7 <br />Summary for Subcatchment 1A: 1A <br />Runoff = 4.66 cfs @ 11.99 hrs, Volume= 0.226 af, Depth= 2.37" <br />Runoff by SCS TR-20 method, UH=SCS, -Time Span=.0.00-96.00 hrs, dt= 0.02 hrs <br />Type II 24-hr 25 yr Rainfall=4.70" <br />Area (sf) CN Description <br />49,776 77 Top of Landfill <br />49,776 100.00% Pervious Area <br />Tc Length Slope Velocity Capacity Description <br />7.0 600 1.43 Direct Entry, <br />Runoff <br />