V3 RESUBMISSION Stormwater Management Report Rev 2 Dated November 3 2022

3 Hydrograph Summary Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 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 3.212 3 723 12,440 ------ ------ ------ DA-1A (Roof) 2 SCS Runoff 2.997 3 729 12,528 ------ ------ ------ DA-2 (Pervious) 3 SCS Runoff 3.437 3 723 13,313 ------ ------ ------ DA-2 (Impervious) 4 SCS Runoff 5.223 3 729 21,835 ------ ------ ------ DA-3 (Pervious) 5 SCS Runoff 3.888 3 723 15,059 ------ ------ ------ DA-3 (Impervious) 6 SCS Runoff 0.481 3 738 5,159 ------ ------ ------ DA-4 (Pervious) 7 SCS Runoff 3.043 3 723 11,786 ------ ------ ------ DA-4 (Impervious) 8 Combine 6.176 3 726 25,841 2, 3, ------ ------ DA-2 9 Combine 8.718 3 726 36,895 4, 5, ------ ------ DA-3 10 Combine 3.173 3 726 16,944 6, 7, ------ ------ DA-4 11 Reservoir 1.694 3 735 16,943 10 417.10 2,468 Basin #3 12 Reservoir 1.308 3 735 12,439 1 420.43 2,053 Basin #1A 13 Reservoir 4.882 3 738 36,893 9 415.64 5,555 Basin #2 14 SCS Runoff 4.931 3 723 19,097 ------ ------ ------ DA-1B (Roof) 15 Reservoir 2.451 3 732 19,096 14 406.53 2,981 Basin #1B 16 Combine 14.78 3 729 111,213 8, 11, 12, ------ ------ <no description> 13,

Basin #1B 16 Combine 14.78 3 729 111,213 8, 11, 12, ------ ------ <no description> 13, 15 Proposed Conditions.gpw Return Period: 2 Year Wednesday, 11 / 2 / 2022