Public Water Systems
2,332 active public water systems in CT, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Stardust Motel | North Stonington, CT | 25 | 119 | - |
| North Stonington Baptist Church | North Stonington, CT | 25 | 6 | - |
| 563 Providence-New London Tnpk | Taunton, CT | 25 | 163 | - |
| Hellen Brand Promate 6.0 | North Stonington, CT | 25 | 51 | - |
| Jonathan Edwards Winery | North Stonington, CT | 25 | 8 | - |
| Dollar General - North Stonington | Goodlettsville, CT | 25 | 0 | - |
| Church of Jesus Christ of Latter Day Sai | Cromwell, CT | 25 | 12 | - |
| Norwich Worship Center | Norwich, CT | 25 | 20 | - |
| 7-Eleven #32524 | Brockton, CT | 25 | 17 | - |
| Mohegan Park - Group Pavilion | Norwich, CT | 25 | 18 | - |
| Mohegan Park - Dog Pound | Norwich, CT | 25 | 22 | - |
| Black Hall Club | Old Lyme, CT | 25 | 0 | - |
| First Congregational Church of Old Lyme | Old Lyme, CT | 25 | 4 | - |
| Florence Griswold Museum | Old Lyme, CT | 25 | 19 | - |
| Hains Park | Old Lyme, CT | 25 | 120 | - |
| Laysville Center Stores | Old Lyme, CT | 25 | 5 | - |
| Lyme Art Association | Old Lyme, CT | 25 | 32 | - |
| Old Lyme Library | Old Lyme, CT | 25 | 26 | - |
| Old Lyme Pizza Palace Inc. | Old Lyme, CT | 25 | 8 | - |
| 85 Halls Road | New Paltz, CT | 25 | 56 | - |
| 163 Boston Post Road | Old Lyme, CT | 25 | 53 | - |
| Dodgingtown Market | Newtown, CT | 25 | 26 | - |
| The Catherine Violet Hubbard Foundation | Newton, CT | 25 | 0 | - |
| Global Partners LP | Glastonbury, CT | 25 | 48 | - |
| Norwich Aesthetic Dentistry | Norwich, CT | 25 | 48 | - |
| Old Lyme Country Club House | Old Lyme, CT | 25 | 3 | - |
| Saint Anns Church | Old Lyme, CT | 25 | 39 | - |
| Old Lyme Country Club- Tennis Court | Old Lyme, CT | 25 | 30 | - |
| Old Lyme Country Club- Pool Cabana | Old Lyme, CT | 25 | 31 | - |
| Town Woods Park | Old Lyme, CT | 25 | 27 | - |
| Lyme Senior Center | Old Lyme, CT | 25 | 4 | - |
| Long River Local | Old Lyme, CT | 25 | 20 | - |
| Cedarwood Professional Associates | Orange, CT | 25 | 281 | - |
| 231 Oxford Road - Oxford | Oxford, CT | 25 | 23 | - |
| Girl Scouts of CT - Camp Anseox | North Haven, CT | 25 | 13 | - |
| The Community Chapel | Oxford, CT | 25 | 29 | - |
| Bobby Fritzs Snack Bar LLC | Oxford, CT | 25 | 5 | - |
| Posypanko Park | Oxford, CT | 25 | 69 | - |
| 144 Oxford Road, LLC | Hamden, CT | 25 | 50 | - |
| Old Saybrook VFW | Old Saybrook, CT | 25 | 21 | - |
| Oxford United Church of Christ Congreg. | Oxford, CT | 25 | 20 | - |
| Hank's Dairy Bar | Plainfield, CT | 25 | 31 | - |
| 1019 Norwich Road | Moosup, CT | 25 | 28 | - |
| Edi's Place | Moosup, CT | 25 | 29 | - |
| Skate-Inn, Inc. | Plainfield, CT | 25 | 16 | - |
| Plainfield Rest Area (I-395 N&s) | New Haven, CT | 25 | 104 | - |
| 518 Norwich Road - Plainfield | Franklin, CT | 25 | 43 | - |
| Flats Business Park | Plainfield, CT | 25 | 0 | - |
| Gentile's Campground - Tennis Well | Plymouth, CT | 25 | 46 | - |
| Camp Mattatuck - Well #3 | Hartford, CT | 25 | 58 | - |