Drainage Report

Basin 3 without exfiltration proposed basin 3 R5 NOAA 24-hr D 100-Year Rainfall=8.66" Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 42 Pond 35P: Basin 3 Hydrograph Inflow 13.09 cfs Primary 14 13 Inflow Area=2.191 ac 12 Peak Elev=531.69' 11 10 Storage=23,858 cf 9 Flow (cfs) 8 7 6 5 4.35 cfs 4 3 2 1 0 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 Time (hours)

Basin 3 without exfiltration proposed basin 3 R5 NOAA 24-hr D 100-Year Rainfall=8.66" Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 43 Hydrograph for Pond 35P: Basin 3 Time Inflow Storage Elevation Primary (hours) (cfs) (cubic-feet) (feet) (cfs) 0.00 0.00 0 528.00 0.00 2.50 0.07 281 528.08 0.00 5.00 0.10 1,032 528.28 0.00 7.50 0.19 2,195 528.56 0.00 10.00 0.51 4,939 529.14 0.00 12.50 3.64 23,775 531.68 4.33 15.00 0.60 15,604 530.75 0.82 17.50 0.37 14,642 530.63 0.43 20.00 0.28 14,135 530.57 0.32 22.50 0.23 13,811 530.52 0.26 25.00 0.00 13,074 530.43 0.14 27.50 0.00 12,339 530.32 0.05 30.00 0.00 12,047 530.28 0.02 32.50 0.00 11,894 530.26 0.01 35.00 0.00 11,798 530.25 0.01 37.50 0.00 11,737 530.24 0.01 40.00 0.00 11,695 530.23 0.00 42.50 0.00 11,658 530.23 0.00 45.00 0.00 11,627 530.23 0.00 47.50 0.00 11,601 530.22 0.00 50.00 0.00 11,579 530.22 0.00 52.50 0.00 11,560 530.22 0.00 55.00 0.00 11,543 530.21 0.00 57.50 0.00 11,530 530.21 0.00 60.00 0.00 11,518 530.21 0.00 62.50 0.00 11,508 530.21 0.00 65.00 0.00 11,499 530.21 0.00 67.50 0.00 11,492 530.21 0.00 70.00 0.00 11,486 530.21 0.00

Basin 3 without exfiltration proposed basin 3 R5 NOAA 24-hr D 100-Year Rainfall=8.66" Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 44 Stage-Discharge for Pond 35P: Basin 3 Elevation Primary Elevation Primary Elevation Primary Elevation Primary (feet) (cfs) (feet) (cfs) (feet) (cfs) (feet) (cfs) 528.00 0.00 529.02 0.00 530.04 0.00 531.06 2.24 528.02 0.00 529.04 0.00 530.06 0.00 531.08 2.35 528.04 0.00 529.06 0.00 530.08 0.00 531.10 2.46 528.06 0.00 529.08 0.00 530.10 0.00 531.12 2.57 528.08 0.00 529.10 0.00 530.12 0.00 531.14 2.66 528.10 0.00 529.12 0.00 530.14 0.00 531.16 2.74 528.12 0.00 529.14 0.00 530.16 0.00 531.18 2.83 528.14 0.00 529.16 0.00 530.18 0.00 531.20 2.90 528.16 0.00 529.18 0.00 530.20 0.00 531.22 2.98 528.18 0.00 529.20 0.00 530.22 0.00 531.24 3.05 528.20 0.00 529.22 0.00 530.24 0.01 531.26 3.12 528.22 0.00 529.24 0.00 530.26 0.01 531.28 3.19 528.24 0.00 529.26 0.00 530.28 0.02 531.30 3.26 528.26 0.00 529.28 0.00 530.30 0.03 531.32 3.33 528.28 0.00 529.30 0.00 530.32 0.04 531.34 3.39 528.30 0.00 529.32 0.00 530.34 0.06 531.36 3.45 528.32 0.00 529.34 0.00 530.36 0.07 531.38 3.52 528.34 0.00 529.36 0.00 530.38 0.09 531.40 3.58 528.36 0.00 529.38 0.00 530.40 0.11

.07 531.38 3.52 528.34 0.00 529.36 0.00 530.38 0.09 531.40 3.58 528.36 0.00 529.38 0.00 530.40 0.11 531.42 3.63 528.38 0.00 529.40 0.00 530.42 0.13 531.44 3.69 528.40 0.00 529.42 0.00 530.44 0.16 531.46 3.75 528.42 0.00 529.44 0.00 530.46 0.18 531.48 3.81 528.44 0.00 529.46 0.00 530.48 0.20 531.50 3.86 528.46 0.00 529.48 0.00 530.50 0.23 531.52 3.92 528.48 0.00 529.50 0.00 530.52 0.26 531.54 3.97 528.50 0.00 529.52 0.00 530.54 0.28 531.56 4.02 528.52 0.00 529.54 0.00 530.56 0.31 531.58 4.08 528.54 0.00 529.56 0.00 530.58 0.34 531.60 4.13 528.56 0.00 529.58 0.00 530.60 0.36 531.62 4.18 528.58 0.00 529.60 0.00 530.62 0.40 531.64 4.23 528.60 0.00 529.62 0.00 530.64 0.45 531.66 4.28 528.62 0.00 529.64 0.00 530.66 0.51 531.68 4.33 528.64 0.00 529.66 0.00 530.68 0.57 531.70 4.37 528.66 0.00 529.68 0.00 530.70 0.62 531.72 4.42 528.68 0.00 529.70 0.00 530.72 0.69 531.74 4.47 528.70 0.00 529.72 0.00 530.74 0.76 531.76 4.52 528.72 0.00 529.74 0.00 530.76 0.83 531.78 4.56 528.74 0.00 529.76 0.00 530.78 0.91 531.80 4.61 528.76 0.00 529.78 0.00 530.80 0.99 531.82 4.65 528.78 0.00 529.80 0.00 530.82 1.07 531.84 4.70 528.80 0.00 529.82 0.00 530.84 1.16 531.86 4.74 528.82 0.00 529.84 0.00 530.86

2 1.07 531.84 4.70 528.80 0.00 529.82 0.00 530.84 1.16 531.86 4.74 528.82 0.00 529.84 0.00 530.86 1.24 531.88 4.79 528.84 0.00 529.86 0.00 530.88 1.33 531.90 4.83 528.86 0.00 529.88 0.00 530.90 1.43 531.92 4.87 528.88 0.00 529.90 0.00 530.92 1.52 531.94 4.92 528.90 0.00 529.92 0.00 530.94 1.62 531.96 4.96 528.92 0.00 529.94 0.00 530.96 1.72 531.98 5.00 528.94 0.00 529.96 0.00 530.98 1.82 532.00 5.04 528.96 0.00 529.98 0.00 531.00 1.92 528.98 0.00 530.00 0.00 531.02 2.02 529.00 0.00 530.02 0.00 531.04 2.13

Basin 3 without exfiltration proposed basin 3 R5 NOAA 24-hr D 100-Year Rainfall=8.66" Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 45 Stage-Area-Storage for Pond 35P: Basin 3 Elevation Surface Storage Elevation Surface Storage (feet) (sq-ft) (cubic-feet) (feet) (sq-ft) (cubic-feet) 528.00 3,437 0 530.55 7,619 14,008 528.05 3,517 174 530.60 7,707 14,392 528.10 3,598 352 530.65 7,795 14,779 528.15 3,678 534 530.70 7,884 15,171 528.20 3,758 720 530.75 7,972 15,567 528.25 3,838 909 530.80 8,060 15,968 528.30 3,919 1,103 530.85 8,148 16,373 528.35 3,999 1,301 530.90 8,236 16,783 528.40 4,079 1,503 530.95 8,325 17,197 528.45 4,159 1,709 531.00 8,413 17,616 528.50 4,240 1,919 531.05 8,501 18,038 528.55 4,320 2,133 531.10 8,590 18,466 528.60 4,400 2,351 531.15 8,678 18,897 528.65 4,481 2,573 531.20 8,766 19,333 528.70 4,561 2,799 531.25 8,854 19,774 528.75 4,641 3,029 531.30 8,942 20,219 528.80 4,721 3,263 531.35 9,031 20,668 528.85 4,802 3,501 531.40 9,119 21,122 528.90 4,882 3,744 531.45 9,207 21,580 528.95 4,962 3,990 531.50 9,296 22,043 529.00 5,043 4,240 531.55 9,384 22,510 529.05 5,123 4,494 531.60 9,472 22,981 529.10 5,203

043 529.00 5,043 4,240 531.55 9,384 22,510 529.05 5,123 4,494 531.60 9,472 22,981 529.10 5,203 4,752 531.65 9,560 23,457 529.15 5,283 5,014 531.70 9,649 23,937 529.20 5,364 5,280 531.75 9,737 24,422 529.25 5,444 5,551 531.80 9,825 24,911 529.30 5,524 5,825 531.85 9,913 25,404 529.35 5,604 6,103 531.90 10,001 25,902 529.40 5,685 6,385 531.95 10,090 26,404 529.45 5,765 6,671 532.00 10,178 26,911 529.50 5,845 6,962 529.55 5,926 7,256 529.60 6,006 7,554 529.65 6,086 7,857 529.70 6,166 8,163 529.75 6,247 8,473 529.80 6,327 8,788 529.85 6,407 9,106 529.90 6,487 9,428 529.95 6,568 9,755 530.00 6,648 10,085 530.05 6,736 10,420 530.10 6,825 10,759 530.15 6,913 11,102 530.20 7,001 11,450 530.25 7,089 11,802 530.30 7,177 12,159 530.35 7,266 12,520 530.40 7,354 12,885 530.45 7,442 13,255 530.50 7,531 13,630

16S Basin 4 Porous pvmt 17P Porous pavement system 4 18S 19S OL-4 pre-dev basin 4 Subcat Reach Pond Link Routing Diagram for Proposed basin 4 R5 Prepared by Anderson Consulting Services, Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC

Basin 4 without exfiltration Proposed basin 4 R5 Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 2 Project Notes Rainfall events imported from "NRCS-Rain.txt" for 6606 NJ Essex-D

Basin 4 without exfiltration Proposed basin 4 R5 Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 3 Rainfall Events Listing (selected events) Event# Event Storm Type Curve Mode Duration B/B Depth AMC Name (hours) (inches) 1 2-Year NOAA 24-hr D Default 24.00 1 3.44 2 2 10-Year NOAA 24-hr D Default 24.00 1 5.22 2 3 100-Year NOAA 24-hr D Default 24.00 1 8.66 2