Revised Stormwater Management Report

POA 2 proposed 2024-05-12 HydroCad - Proposed POA 2 NOAA 24-hr D 10-Year Rainfall=5.22" Prepared by Anderson Consulting Services Printed 6/29/2024 Page 108 HydroCAD® 10.20-5a s/n 06666 © 2023 HydroCAD Software Solutions LLC Hydrograph for Subcatchment 46S: Basin 11 - Perv Time Precip. Excess (hours) (inches) (inches) 0.00 0.00 0.00 0.80 0.05 0.00 1.60 0.10 0.00 2.40 0.15 0.00 3.20 0.21 0.00 4.00 0.27 0.00 4.80 0.34 0.00 5.60 0.41 0.00 6.40 0.48 0.00 7.20 0.57 0.00 8.00 0.68 0.00 8.80 0.80 0.00 9.60 0.94 0.02 10.40 1.14 0.06 11.20 1.46 0.15 12.00 2.50 0.65 12.80 3.76 1.49 13.60 4.08 1.73 14.40 4.28 1.88 15.20 4.42 1.99 16.00 4.54 2.08 16.80 4.65 2.17 17.60 4.74 2.24 18.40 4.81 2.30 19.20 4.88 2.35 20.00 4.95 2.41 20.80 5.01 2.46 21.60 5.07 2.50 22.40 5.12 2.55 23.20 5.17 2.59 24.00 5.22 2.63 24.80 5.22 2.63 25.60 5.22 2.63 26.40 5.22 2.63 27.20 5.22 2.63 28.00 5.22 2.63 28.80 5.22 2.63 29.60 5.22 2.63 30.40 5.22 2.63 31.20 5.22 2.63 32.00 5.22 2.63 32.80 5.22 2.63 33.60 5.22 2.63 34.40 5.22 2.63 35.20 5.22 2.63 36.00 5.22 2.63 36.80 5.22 2.63 37.60 5.22 2.63 38.40 5.22 2.63 39.20 5.22 2.63 40.00 5.22 2.63 Runoff (cfs) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.03 0.07 0.49 0.21 0.11 0.08 0.06 0.05 0.04 0.04 0.03 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Time Precip. Excess (hours) (inches)

08 0.06 0.05 0.04 0.04 0.03 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Time Precip. Excess (hours) (inches) (inches) 40.80 5.22 2.63 41.60 5.22 2.63 42.40 5.22 2.63 43.20 5.22 2.63 44.00 5.22 2.63 44.80 5.22 2.63 45.60 5.22 2.63 46.40 5.22 2.63 47.20 5.22 2.63 48.00 5.22 2.63 48.80 5.22 2.63 49.60 5.22 2.63 50.40 5.22 2.63 51.20 5.22 2.63 52.00 5.22 2.63 52.80 5.22 2.63 53.60 5.22 2.63 54.40 5.22 2.63 55.20 5.22 2.63 56.00 5.22 2.63 56.80 5.22 2.63 57.60 5.22 2.63 58.40 5.22 2.63 59.20 5.22 2.63 60.00 5.22 2.63 60.80 5.22 2.63 61.60 5.22 2.63 62.40 5.22 2.63 63.20 5.22 2.63 64.00 5.22 2.63 64.80 5.22 2.63 65.60 5.22 2.63 66.40 5.22 2.63 67.20 5.22 2.63 68.00 5.22 2.63 68.80 5.22 2.63 69.60 5.22 2.63 70.40 5.22 2.63 71.20 5.22 2.63 72.00 5.22 2.63 72.80 5.22 2.63 73.60 5.22 2.63 74.40 5.22 2.63 75.20 5.22 2.63 76.00 5.22 2.63 76.80 5.22 2.63 77.60 5.22 2.63 78.40 5.22 2.63 79.20 5.22 2.63 80.00 5.22 2.63 Runoff (cfs) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00