V3 RESUBMISSION Stormwater Management Report Rev 2 Dated November 3 2022

26 Pond Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Pond No. 1 - Basin #2 Pond Data Contours -User-defined contour areas. Conic method used for volume calculation. Begining Elevation = 414.00 ft Stage / Storage Table Stage (ft) Elevation (ft) Contour area (sqft) Incr. Storage (cuft) Total storage (cuft) 0.00 414.00 3,360 0 0 5.00 419.00 3,400 16,898 16,898 Culvert / Orifice Structures Weir Structures [A] [B] [C] [PrfRsr] [A] [B] [C] [D] Rise (in) = 8.00 13.00 0.00 0.00 Crest Len (ft) = 4.00 0.00 0.00 0.00 Span (in) = 16.00 22.00 0.00 0.00 Crest El. (ft) = 418.00 0.00 0.00 0.00 No. Barrels = 1 2 0 0 Weir Coeff. = 3.33 3.33 3.33 3.33 Invert El. (ft) = 414.00 416.00 0.00 0.00 Weir Type = Rect --- --- --- Length (ft) = 0.00 0.00 0.00 0.00 Multi-Stage = No No No No Slope (%) = 0.00 0.00 0.00 n/a N-Value = .013 .013 .013 n/a Orifice Coeff. = 0.60 0.60 0.60 0.60 Exfil.(in/hr) = 0.000 (by Contour) Multi-Stage = n/a No No No TW Elev. (ft) = 0.00 Note: Culvert/Orifice

Contour) Multi-Stage = n/a No No No TW Elev. (ft) = 0.00 Note: Culvert/Orifice outflows are analyzed under inlet (ic) and outlet (oc) control. Weir risers checked for orifice conditions (ic) and submergence (s). Stage / Storage / Discharge Table Stage Storage Elevation Clv A Clv B Clv C PrfRsr Wr A Wr B Wr C Wr D Exfil User Total ft cuft ft cfs cfs cfs cfs cfs cfs cfs cfs cfs cfs cfs 0.00 0 414.00 0.00 0.00 --- --- 0.00 --- --- --- --- --- 0.000 5.00 16,898 419.00 9.25 ic 29.99 ic --- --- 13.32 --- --- --- --- --- 52.55

27 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 = 4.931 cfs Storm frequency = 2 yrs Time to peak = 12.05 hrs Time interval = 3 min Hyd. volume = 19,097 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. = 3.44 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 -- 2 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. 14

28 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 = 2 yrs Time interval = 3 min Total precip. = 3.4400 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) - 2 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

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

29 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 = 2.451 cfs Storm frequency = 2 yrs Time to peak = 12.20 hrs Time interval = 3 min Hyd. volume = 19,096 cuft Inflow hyd. No. = 14 - DA-1B (Roof) Max. Elevation = 406.53 ft Reservoir name = Basin #1B Max. Storage = 2,981 cuft Storage Indication method used. Basin #1B Q (cfs) Q (cfs) Hyd. No. 15 -- 2 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. 15 Hyd No. 14 Total storage used = 2,981 cuft

30 Pond Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Pond No. 3 - Basin #1B Pond Data UG Chambers -Invert elev. = 404.00 ft, Rise x Span = 4.00 x 4.00 ft, Barrel Len = 60.00 ft, No. Barrels = 5, Slope = 0.00%, Headers = Yes Stage / Storage Table Stage (ft) Elevation (ft) Contour area (sqft) Incr. Storage (cuft) Total storage (cuft) 0.00 404.00 n/a 0 0 0.40 404.40 n/a 233 233 0.80 404.80 n/a 405 637 1.20 405.20 n/a 492 1,130 1.60 405.60 n/a 542 1,671 2.00 406.00 n/a 566 2,238 2.40 406.40 n/a 566 2,804 2.80 406.80 n/a 542 3,346 3.20 407.20 n/a 492 3,838 3.60 407.60 n/a 404 4,242 4.00 408.00 n/a 233 4,474 Culvert / Orifice Structures Weir Structures [A] [B] [C] [PrfRsr] [A] [B] [C] [D] Rise (in) = 4.00 6.00 0.00 0.00 Crest Len

fRsr] [A] [B] [C] [D] Rise (in) = 4.00 6.00 0.00 0.00 Crest Len (ft) = 4.00 0.00 0.00 0.00 Span (in) = 5.00 18.00 0.00 0.00 Crest El. (ft) = 407.25 0.00 0.00 0.00 No. Barrels = 2 1 0 0 Weir Coeff. = 3.33 3.33 3.33 3.33 Invert El. (ft) = 404.00 406.35 0.00 0.00 Weir Type = Rect --- --- --- Length (ft) = 0.00 0.00 0.00 0.00 Multi-Stage = No No No No Slope (%) = 0.00 0.00 0.00 n/a N-Value = .013 .013 .013 n/a Orifice Coeff. = 0.60 0.60 0.60 0.60 Exfil.(in/hr) = 0.000 (by Wet area) Multi-Stage = n/a No No No TW Elev. (ft) = 0.00 Note: Culvert/Orifice outflows are analyzed under inlet (ic) and outlet (oc) control. Weir risers checked for orifice conditions (ic) and submergence (s). Stage / Storage / Discharge Table Stage Storage Elevation Clv A Clv B Clv C PrfRsr Wr A Wr B Wr C Wr D Exfil User Total ft cuft ft cfs cfs cfs cfs cfs cfs cfs cfs cfs cfs cfs 0.00 0 404.00 0.00 0.00 --- --- 0.00 --- --- --- --- --- 0.000 0.40 233 404.40 0.65 ic 0.00 --- --- 0.00 --- --- --- --- --- 0.646 0.80

233 404.40 0.65 ic 0.00 --- --- 0.00 --- --- --- --- --- 0.646 0.80 637 404.80 1.06 ic 0.00 --- --- 0.00 --- --- --- --- --- 1.064 1.20 1,130 405.20 1.36 ic 0.00 --- --- 0.00 --- --- --- --- --- 1.360 1.60 1,671 405.60 1.60 ic 0.00 --- --- 0.00 --- --- --- --- --- 1.601 2.00 2,238 406.00 1.81 ic 0.00 --- --- 0.00 --- --- --- --- --- 1.811 2.40 2,804 406.40 2.00 ic 0.06 ic --- --- 0.00 --- --- --- --- --- 2.056 2.80 3,346 406.80 2.17 ic 1.54 ic --- --- 0.00 --- --- --- --- --- 3.712 3.20 3,838 407.20 2.33 ic 2.80 ic --- --- 0.00 --- --- --- --- --- 5.127 3.60 4,242 407.60 2.48 ic 3.61 ic --- --- 2.76 --- --- --- --- --- 8.848 4.00 4,474 408.00 2.62 ic 4.27 ic --- --- 8.65 --- --- --- --- --- 15.54

31 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 = 14.78 cfs Storm frequency = 2 yrs Time to peak = 12.15 hrs Time interval = 3 min Hyd. volume = 111,213 cuft Inflow hyds. = 8, 11, 12, 13, 15 Contrib. drain. area = 0.000 ac <no description> Q (cfs) Q (cfs) Hyd. No. 16 -- 2 Year 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. 16 Hyd No. 8 Hyd No. 11 Hyd No. 12 Hyd No. 13 Hyd No. 15