Analysis - Proposed Conditions NOAA 24-hr D 2 YR-C Rainfall=3.42" Prepared by Civil Core Consulting Printed 10/24/2025 HydroCAD® 10.20-7a s/n 13637 © 2025 HydroCAD Software Solutions LLC Page 8

Pond 52P: Subsurface Basin Lot 6

Pond 56P: Subsurface Basin Lot 7 Peak Elev=93.25' Storage=0.001 af Inflow=0.15 cfs 491 cf Outflow=0.07 cfs 491 cf

Total Runoff Area = 16,650 sf Runoff Volume = 4,422 cf Average Runoff Depth = 3.19" 0.00% Pervious = 0 sf 100.00% Impervious = 16,650 sf

Peak Elev=93.25' Storage=0.001 af Inflow=0.15 cfs 491 cf Outflow=0.07 cfs 491 cf

Peak Elev=94.21' Storage=0.001 af Inflow=0.15 cfs 491 cf Outflow=0.08 cfs 491 cf

Runoff Volume = 4,422 cf Average Runoff Depth = 3.19" 0.00% Pervious = 0 sf 100.00% Impervious = 16,650 sf