240916_40 ERW Stormwater Report FULL

NOAA 24-hr D 2-Year Rainfall=3.44"240913_40 ERW Waymaker Proposed Printed 9/16/2024Prepared by Colliers Engineering & Design Page 63HydroCAD® 10.20-2g s/n 04431 © 2022 HydroCAD Software Solutions LLC Pond 11P: Existing Drywell System Inflow Outflow Discarded Primary Hydrograph Time (hours) 727068666462605856545250484644424038363432302826242220181614121086420 Flow (cfs) 0.8 0.75 0.7 0.65 0.6 0.55 0.5 0.45 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 0 Inflow Area=0.919 ac Peak Elev=608.65' Storage=0.019 af 0.74 cfs 0.20 cfs 0.03 cfs 0.17 cfs Pond 11P: Existing Drywell System Surface Storage Stage-Area-Storage Storage (acre-feet) 0.0850.080.0750.070.0650.060.0550.050.0450.040.0350.030.0250.020.0150.010.0050 Surface/Horizontal/Wetted Area (acres) 0.020.0190.0180.0170.0160.0150.0140.0130.0120.0110.010.0090.0080.0070.0060.0050.0040.0030.0020.0010 Elevation (feet) 614 613 612 611 610 609 608 607 Prismatoid Vertical Cone/Cylinder This document was created by an application that isn’t licensed to use novaPDF. Purchase a license to generate PDF files without this notice.