250701_42 ERW_Stormwater Report

250624_42 ERW Waymaker Prepared by Colliers Engineering & Design HydroCAD® 10.20-5c s/n 04431 © 2023 HydroCAD Software Solutions LLC Area Listing (selected nodes) Area (acres) CN Description (subcatchment-numbers) 1.453 0.621 0.355 0.492 2.922 74 89 98 98 84 >75% Grass cover, Good, HSG C (PR 1A-P, PR 1B-P) Gravel roads, HSG C (PR 1A-P, PR 1B-P) Paved parking, HSG C (PR 1B-I) Roofs, HSG C (PR 1B-I) TOTAL AREA Printed 7/1/2025 Page 4