48 001 STORMWATER REPORT 20240823 Sealed

14 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2024 Wednesday, 06 / 5 / 2024 Hyd. No. 3 BASIN 2 Hydrograph type Storm frequency Time interval Drainage area Basin Slope Tc method Total precip. Storm duration = SCS Runoff = 10 yrs = 1 min = 0.023 ac = 0.0 % = User = 5.19 in = 24 hrs Peak discharge Time to peak Hyd. volume Curve number Hydraulic length Time of conc. (Tc) Distribution Shape factor = 0.111 cfs = 722 min = 313 cuft = 88.9 = 0 ft = 2.00 min = Type III = 484 BASIN 2 Q (cfs) Q (cfs) Hyd. No. 3 -- 10 Year 0.50 0.50 0.45 0.45 0.40 0.40 0.35 0.35 0.30 0.30 0.25 0.25 0.20 0.20 0.15 0.15 0.10 0.10 0.05 0.05 0.00 0 120 240 Hyd No. 3 360 480 600 720 840 960 1080 1200 1320 1440 0.00 Time (min)