V3 RESUBMISSION Stormwater Management Report Rev 2 Dated November 3 2022

49 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 10 DA-4 Hydrograph type = Combine Peak discharge = 7.872 cfs Storm frequency = 10 yrs Time to peak = 12.10 hrs Time interval = 3 min Hyd. volume = 36,364 cuft Inflow hyds. = 6, 7 Contrib. drain. area = 5.920 ac DA-4 Q (cfs) Q (cfs) Hyd. No. 10 -- 10 Year 8.00 8.00 6.00 6.00 4.00 4.00 2.00 2.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 10 Hyd No. 6 Hyd No. 7

50 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 11 Basin #3 Hydrograph type = Reservoir Peak discharge = 5.580 cfs Storm frequency = 10 yrs Time to peak = 12.20 hrs Time interval = 3 min Hyd. volume = 36,363 cuft Inflow hyd. No. = 10 - DA-4 Max. Elevation = 418.05 ft Reservoir name = Basin #3 Max. Storage = 4,581 cuft Storage Indication method used. Basin #3 Q (cfs) Q (cfs) Hyd. No. 11 -- 10 Year 8.00 8.00 6.00 6.00 4.00 4.00 2.00 2.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 11 Hyd No. 10 Total storage used = 4,581 cuft

51 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 12 Basin #1A Hydrograph type = Reservoir Peak discharge = 3.723 cfs Storm frequency = 10 yrs Time to peak = 12.15 hrs Time interval = 3 min Hyd. volume = 19,330 cuft Inflow hyd. No. = 1 - DA-1A (Roof) Max. Elevation = 421.29 ft Reservoir name = Basin #1A Max. Storage = 2,838 cuft Storage Indication method used. Basin #1A Q (cfs) Q (cfs) Hyd. No. 12 -- 10 Year 5.00 5.00 4.00 4.00 3.00 3.00 2.00 2.00 1.00 1.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 12 Hyd No. 1 Total storage used = 2,838 cuft

52 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 13 Basin #2 Hydrograph type = Reservoir Peak discharge = 14.61 cfs Storm frequency = 10 yrs Time to peak = 12.20 hrs Time interval = 3 min Hyd. volume = 71,205 cuft Inflow hyd. No. = 9 - DA-3 Max. Elevation = 416.72 ft Reservoir name = Basin #2 Max. Storage = 9,200 cuft Storage Indication method used. Basin #2 Q (cfs) Q (cfs) Hyd. No. 13 -- 10 Year 18.00 18.00 15.00 15.00 12.00 12.00 9.00 9.00 6.00 6.00 3.00 3.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 13

21 24 27 Time (hrs) Hyd No. 13 Hyd No. 9 Total storage used = 9,200 cuft

53 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 14 DA-1B (Roof) Hydrograph type = SCS Runoff Peak discharge = 7.530 cfs Storm frequency = 10 yrs Time to peak = 12.05 hrs Time interval = 3 min Hyd. volume = 29,675 cuft Drainage area = 1.750 ac Curve number = 98 Basin Slope = 0.0 % Hydraulic length = 0 ft Tc method = User Time of conc. (Tc) = 6.00 min Total precip. = 5.22 in Distribution = Custom Storm duration = S:\Petry Engineering Cad Projects\2019\19 Shape factor 0265 Daughters = 484 of Israel - West Oran DA-1B (Roof) Q (cfs) Q (cfs) Hyd. No. 14 -- 10 Year 8.00 8.00 6.00 6.00 4.00 4.00 2.00 2.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 14

54 Precipitation Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 14 DA-1B (Roof) Storm Frequency = 10 yrs Time interval = 3 min Total precip. = 5.2200 in Distribution = Custom Storm duration = S:\Petry Engineering Cad Projects\2019\19 0265 Daughters of Israel - West Ora Incremental Rainfall Precipitation Precip (in) Precip (in) Hyd. No. 14 : DA-1B (Roof) - 10 Year 0.50 0.50 0.45 0.45 0.40 0.40 0.35 0.35 0.30 0.30 0.25 0.25 0.20 0.20 0.15 0.15 0.10 0.10 0.05 0.05 0.00 0.00 0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 22.5 25.0

0.00 0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 22.5 25.0 Time (hrs) Custom Design Storm -- S:\Petry Engineering Cad Projects\2019\19 0265 Daughters of Israel - West Orange\Civil\Cur

55 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 15 Basin #1B Hydrograph type = Reservoir Peak discharge = 6.009 cfs Storm frequency = 10 yrs Time to peak = 12.15 hrs Time interval = 3 min Hyd. volume = 29,674 cuft Inflow hyd. No. = 14 - DA-1B (Roof) Max. Elevation = 407.36 ft Reservoir name = Basin #1B Max. Storage = 3,997 cuft Storage Indication method used. Basin #1B Q (cfs) Q (cfs) Hyd. No. 15 -- 10 Year 8.00 8.00 6.00 6.00 4.00 4.00 2.00 2.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 15 Hyd No. 14 Total storage used = 3,997 cuft

56 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 16 <no description> Hydrograph type = Combine Peak discharge = 39.73 cfs Storm frequency = 10 yrs Time to peak = 12.15 hrs Time interval = 3 min Hyd. volume = 204,688 cuft Inflow hyds. = 8, 11, 12, 13, 15 Contrib. drain. area = 0.000 ac <no description> Q (cfs) Q (cfs) Hyd. No. 16 -- 10 Year 40.00 40.00 30.00 30.00 20.00 20.00 10.00 10.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 16 Hyd No. 8 Hyd No. 11 Hyd No. 12 Hyd No. 13 Hyd No. 15