2022 10 Drainage Statement Signed

17 Hydrograph Summary Report Hydraflow Hydrographs by Intelisolve v9.1 Hyd. Hydrograph Peak Time Time to Hyd. Inflow Maximum Total Hydrograph No. type flow interval peak volume hyd(s) elevation strge used description (origin) (cfs) (min) (min) (cuft) (ft) (cuft) 1 SCS Runoff 6.918 1 724 24,069 ---- ------ ------ Existing Site (Impervious) 2 SCS Runoff 1.222 1 724 3,599 ---- ------ ------ Existing Site (Pervious) 3 Combine 8.140 1 724 27,668 1, 2 ------ ------ Existing Total 5 SCS Runoff 6.259 1 724 21,777 ---- ------ ------ Proposed Site (Impervious) 6 SCS Runoff 1.839 1 724 5,490 ---- ------ ------ Proposed Site (Pervious) 7 Combine 8.098 1 724 27,267 5, 6 ------ ------ Proposed Total 2021-11-01 2, 10, 100 yr.gpw Return Period: 100 Year Monday, Oct 24, 2022