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11586 SPENSA-ORONO Type 11 24-hr 100 yr Rainfall=6.00" <br /> Prepared by{enter your company name here} Page 15 <br /> HydroCADO 8.00 s/n 000837 0 2006 HvdroCAD Software Solutions LLC 5/18/2009 <br /> Time span=5.00-20.00 hrs, dt=0.05 hrs, 301 points <br /> Runoff by SCS TR-20 method, UH=SCS <br /> Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method <br /> Subcatchment 1P: PROPOSED Runoff Area=42,540 sf Runoff Depth>4.64" <br /> Tc=10.0 min CN=91 Runoff=6.81 cfs 0.378 of <br /> Subcatchment 1S: EXISTING Runoff Area=30,350 sf Runoff Depth>4.54" <br /> Tc=12.0 min CN=90 Runoff=4.50 cfs 0.264 of <br /> Reach 1R: (new Reach) Inflow=4.50 cfs 0.264 of <br /> Outflow=4.50 cfs 0.264 of <br /> Pond RAIN G: POND 1 Peak Elev=1,023.68' Storage=4,430 cf Inflow=6.81 cfs 0.378 of <br /> Discarded=0.04 cfs 0.039 of Primary=6.79 cfs 0.238 of Outflow=6.83 cfs 0.276 of <br /> Total Runoff Area= 1.673 ac Runoff Volume=0.641 of Average Runoff Depth=4.60" <br /> 39.17% Pervious Area=0.655 ac 60.83%Impervious Area= 1.018 ac <br />