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 ------ ------- 2.304 ------- ------- 4.442 ------- ------- 9.365 DA-EX Pervious 2 SCS Runoff ------ ------- 8.974 ------- ------- 14.04 ------- ------- 25.46 DA-EX Impervious 3 Combine 1, 2 ------- 11.28 ------- ------- 18.49 ------- ------- 34.83 <no description> Proj. file: Existing - Future Projected.gpw Monday, 12 / 30 / 2024