Stormwater Report 1

2 Hydrograph Return Period Recap Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Hyd. Hydrograph No. type (origin) Inflow hyd(s) Peak Outflow (cfs) 1-yr 2-yr 3-yr 5-yr 10-yr Hydrograph Description 25-yr 50-yr 100-yr 1 SCS Runoff ------ ------- 1.749 ------- ------- 3.502 ------- ------- 7.132 DA-EX Pervious 2 SCS Runoff ------ ------- 7.590 ------- ------- 11.85 ------- ------- 20.28 DA-EX Impervious 3 Combine 1, 2 ------- 9.339 ------- ------- 15.35 ------- ------- 27.41 <no description> Proj. file: Existing - Current Adjusted.gpw Monday, 12 / 30 / 2024