2022 10 Drainage Statement Signed

20 Hydrograph Report Hydraflow Hydrographs by Intelisolve v9.1 Monday, Oct 24, 2022 Hyd. No. 3 Existing Total Hydrograph type = Combine Peak discharge = 8.140 cfs Storm frequency = 100 yrs Time to peak = 724 min Time interval = 1 min Hyd. volume = 27,668 cuft Inflow hyds. = 1, 2 Contrib. drain. area = 1.050 ac Existing Total Q (cfs) Q (cfs) Hyd. No. 3 -- 100 Year 10.00 10.00 8.00 8.00 6.00 6.00 4.00 4.00 2.00 2.00 0.00 0.00 0 120 240 360 480 600 720 840 960 1080 1200 1320 1440 Time (min) Hyd No. 3 Hyd No. 1 Hyd No. 2