V3 RESUBMISSION Stormwater Management Report Rev 2 Dated November 3 2022

57 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 8.166 3 723 32,665 ------ ------ ------ DA-1A (Roof) 2 SCS Runoff 15.09 3 729 61,119 ------ ------ ------ DA-2 (Pervious) 3 SCS Runoff 8.739 3 723 34,957 ------ ------ ------ DA-2 (Impervious) 4 SCS Runoff 26.29 3 729 106,527 ------ ------ ------ DA-3 (Pervious) 5 SCS Runoff 9.885 3 723 39,542 ------ ------ ------ DA-3 (Impervious) 6 SCS Runoff 13.41 3 729 54,939 ------ ------ ------ DA-4 (Pervious) 7 SCS Runoff 7.736 3 723 30,946 ------ ------ ------ DA-4 (Impervious) 8 Combine 23.34 3 726 96,077 2, 3, ------ ------ DA-2 9 Combine 35.49 3 726 146,069 4, 5, ------ ------ DA-3 10 Combine 20.32 3 726 85,885 6, 7, ------ ------ DA-4 11 Reservoir 16.11 3 732 85,884 10 419.98 8,917 Basin #3 12 Reservoir 8.123 3 726 32,664 1 421.71 3,108 Basin #1A 13 Reservoir 31.02 3 729 146,068 9 417.97 13,426 Basin #2 14 SCS Runoff 12.54 3 723 50,144 ------ ------ ------ DA-1B (Roof) 15 Reservoir 12.46 3 726 50,143 14 407.83 4,376 Basin #1B 16 Combine 86.57 3 726 410,835 8, 11, 12, ------ ------ <no description> 13,

Basin #1B 16 Combine 86.57 3 726 410,835 8, 11, 12, ------ ------ <no description> 13, 15 Proposed Conditions.gpw Return Period: 100 Year Wednesday, 11 / 2 / 2022