EPA often omits served ZIP codes for large utilities. These systems are tied to Trenton, New Jersey based on this ZIP code's city or county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|
| Trenton Water Works |
217,000 |
Surface Water |
245 |
23 |
| Aqua NJ - Hamilton Square |
39,128 |
Surface Water Purchased |
38 |
0 |
| East Windsor Mua |
25,000 |
Groundwater |
16 |
3 |
| Aqua NJ - Lawrence |
8,655 |
Groundwater Under Influence |
95 |
0 |
| Hightstown Water Department |
5,400 |
Groundwater |
3 |
0 |
| Pennington W Dept |
2,600 |
Groundwater |
140 |
0 |
| Hopewell Boro W Dept |
2,035 |
Surface Water Purchased |
27 |
4 |
| Lawrenceville School |
1,200 |
Groundwater |
11 |
1 |
| Mercer County Correctional Center |
860 |
Groundwater |
101 |
4 |
| Washington Crossing Park Estates |
356 |
Groundwater |
12 |
0 |
| Robbinsville Twp - Newtown Village |
300 |
Surface Water Purchased |
17 |
0 |
| Pennington Shop-Rite |
3,663 |
Groundwater |
3 |
0 |
| Bent Iron Brewery |
1,201 |
Groundwater |
3 |
0 |
| Terhune Orchards |
1,025 |
Groundwater |
93 |
1 |
| Corner Stone Court |
940 |
Groundwater |
7 |
2 |
| Timberlane Middle School |
901 |
Groundwater |
227 |
0 |
| Stacys Cream King |
800 |
Groundwater |
48 |
1 |
| Washington Cross Sp Green Grove Pic Area |
720 |
Groundwater |
20 |
7 |
| Washington Crossing State Pk Stone Barn |
720 |
Groundwater |
29 |
2 |
| Washington Crossing Sp Knox Grove |
720 |
Groundwater |
17 |
2 |
| Washington Crossing State Pk Day Use Trl |
720 |
Groundwater |
15 |
2 |
| Washington Crossing Sp-Interpretive Ctr |
720 |
Groundwater |
7 |
0 |
| Washington Crossing Sp Visitors Center |
720 |
Groundwater |
0 |
0 |
| The Pennington School |
565 |
Groundwater |
46 |
0 |
| Bear Tavern School |
555 |
Groundwater |
26 |
0 |
| Hopewell Valley Golf Clu |
548 |
Groundwater |
30 |
6 |
| Hamilton Ymca at Sawmill Road |
498 |
Groundwater |
1 |
0 |
| Wildflowers |
362 |
Groundwater |
0 |
0 |
| Princeton Community Church |
305 |
Groundwater |
1 |
1 |
| Unitarian Universalist C |
271 |
Groundwater |
1 |
0 |
| Tree Farm Village |
230 |
Groundwater |
24 |
2 |
| Pennington Cleaners |
215 |
Groundwater |
5 |
0 |
| Little League of Hopewell Twp |
200 |
Groundwater |
20 |
0 |
| Princeton Rd Professiona |
165 |
Groundwater |
2 |
0 |
| Professor's Hard Cider |
162 |
Groundwater |
1 |
1 |
| Goddard School - West Windsor |
155 |
Groundwater |
3 |
0 |
| Kooltronic Inc |
140 |
Groundwater |
25 |
0 |
| Titusville Marketplace |
135 |
Groundwater |
0 |
0 |
| Pennington Montessori School |
133 |
Groundwater |
1 |
0 |
| Offices at Pennington Point |
125 |
Groundwater |
42 |
0 |
| Saint Peter Lutheran Church |
125 |
Groundwater |
9 |
0 |
| Its Nutts |
120 |
Groundwater |
2 |
0 |
| Titusville Academy Princeton |
116 |
Groundwater |
5 |
1 |
| Patriots Crossing Restaurant |
112 |
Groundwater |
9 |
1 |
| Princeton Child Developmnt Ins |
110 |
Groundwater |
4 |
0 |
| Hillbilly Hall, Inc. |
104 |
Groundwater |
41 |
0 |
| Marcos Pizza |
104 |
Groundwater |
16 |
0 |
| St George R C Church |
100 |
Groundwater |
13 |
4 |
| Mercer Professional Center @ Penn |
100 |
Groundwater |
4 |
1 |
| The Village Learning Center |
100 |
Groundwater |
136 |
0 |
| Revere Restaurant |
100 |
Groundwater |
11 |
0 |
| Titusville Presbyterian Church |
100 |
Groundwater |
0 |
0 |
| Hopewell Munic Services |
95 |
Groundwater |
10 |
1 |
| Word Christian Fellowship Int |
91 |
Groundwater |
0 |
0 |
| Princeton Windsor Office |
85 |
Groundwater |
7 |
0 |
| Princeton Technology Ctr |
80 |
Groundwater |
53 |
3 |
| Pennington Point West |
76 |
Groundwater |
4 |
1 |
| Hopewell Tennis and Swim |
75 |
Groundwater |
14 |
0 |
| Practice Square Offices |
72 |
Groundwater |
15 |
0 |
| Hopewell Valley Vineyards LLC |
71 |
Groundwater |
22 |
0 |
| Camelot Nursery School |
69 |
Groundwater |
5 |
0 |
| 84 Hopewell LLC |
66 |
Groundwater |
0 |
0 |
| Music & Movement Center |
65 |
Groundwater |
5 |
4 |
| Zydus Pharmaceuticals |
65 |
Groundwater |
7 |
1 |
| Hopwell Valley Medical Center |
65 |
Groundwater |
52 |
0 |
| Eden Autism Clayton Center |
60 |
Groundwater |
166 |
8 |
| Lukoil Station #57703 |
55 |
Groundwater |
24 |
2 |
| 2nd Pentecostal Church |
55 |
Groundwater |
0 |
0 |
| Jewish Community Center |
55 |
Groundwater |
0 |
0 |
| NJ Credit Union League |
55 |
Groundwater |
0 |
0 |
| Kyle Family Farm |
54 |
Groundwater |
9 |
0 |
| Rosedale Park - Pump House 1 |
52 |
Groundwater |
36 |
2 |
| International Process Plants |
51 |
Groundwater |
24 |
0 |
| Etra Lake Park |
50 |
Groundwater |
4 |
0 |
| East Windsor Deli |
45 |
Groundwater |
10 |
1 |
| Hopewell Township Municipal GA |
45 |
Groundwater |
2 |
1 |
| Pennington Family Chiropractic Pc |
44 |
Groundwater |
25 |
0 |
| Alliance Homes |
40 |
Groundwater |
2 |
0 |
| The Watershed Institute |
36 |
Groundwater |
0 |
0 |
| Apple Montessori School |
35 |
Groundwater |
100 |
0 |
| Union Fire Company & Rescue Squad |
35 |
Groundwater |
5 |
0 |
| Great Jones Books Inc |
35 |
Groundwater |
3 |
0 |
| Pennington Citgo #12261011 |
35 |
Groundwater |
2 |
0 |
| Ibew #827 |
35 |
Groundwater |
0 |
0 |
| Mercer County Parks Commission Wildlife |
34 |
Groundwater |
10 |
0 |
| Pennington Bp Gas Station #94706 |
33 |
Groundwater |
0 |
0 |
| Linluks LLC |
32 |
Groundwater |
14 |
0 |
| Wilson & Apple Funeral Home |
32 |
Groundwater |
0 |
0 |
| Pennington Office Park-A |
31 |
Groundwater |
10 |
0 |
| H&H Appliance Center |
30 |
Groundwater |
0 |
0 |
| Bcj&R |
29 |
Groundwater |
15 |
0 |
| Shiva 1722 LLC |
26 |
Groundwater |
11 |
3 |
| The Watershed Institute |
26 |
Groundwater |
39 |
0 |
| American Legion Post 148 |
26 |
Groundwater |
6 |
0 |
| Pennington Office Park-B |
25 |
Groundwater |
6 |
1 |
| Greater Princeton Investments LLC |
25 |
Groundwater |
5 |
0 |