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 |
| Sherman Park & Beach Pavilion | Sherman, CT | 25 | 76 | - |
| Tower Ridge Country Club | Jaffrey, CT | 25 | 12 | - |
| Cedar Knob Golf Course | Somers, CT | 25 | 7 | - |
| Pleasant View Golf Ctr. | Somers, CT | 25 | 13 | - |
| Church of the Epiphany | Southbury, CT | 25 | 23 | - |
| Mirandas Pizza & Restaurant | Southbury, CT | 25 | 33 | - |
| South Britain Congregational Church | Southbury, CT | 25 | 18 | - |
| Old Country Store Deli LLC | Southbury, CT | 25 | 30 | - |
| Splash Car Wash | Southbury, CT | 25 | 23 | - |
| Southford Retail Center | Shelton, CT | 25 | 115 | - |
| Wheels Store No. 14 | Glastonbury, CT | 25 | 9 | - |
| Hollywood Lounge | Kensington, CT | 25 | 91 | - |
| Saints Drive-in Restaurant | Southington, CT | 25 | 74 | - |
| Hidden Valley Mini Golf - Batter Up | Southington, CT | 25 | 52 | - |
| Southington Sportsman Assn., Inc. | Southington, CT | 25 | 18 | - |
| JR Queen St LLC | Southington, CT | 25 | 38 | - |
| 1226-1234 Queen St - Strip Mall | Trumbull, CT | 25 | 4 | - |
| 1217 Queen St | Southington, CT | 25 | 128 | - |
| Messiah Lutheran Church | South Windsor, CT | 25 | 0 | - |
| Fairway Miniature Golf and Batting Cages | South Windsor, CT | 25 | 112 | - |
| Sprague Rod and Gun Club | Sprague, CT | 25 | 43 | - |
| River Bend Plaza | Milldale, CT | 25 | 31 | - |
| Panthorn Park Upper Restroom | Southington, CT | 25 | 61 | - |
| Mineral Springs Campground-System #1 | Stafford Springs, CT | 25 | 12 | - |
| Mineral Springs Campground-System #2 | Stafford Springs, CT | 25 | 6 | - |
| Sun Valley Campground-System #2:Well 56 | Stafford Springs, CT | 25 | 9 | - |
| Sun Valley Campground-System #3:Well 40 | Stafford Springs, CT | 25 | 9 | - |
| Sun Valley Campground-System #4:Well 214 | Stafford Springs, CT | 25 | 10 | - |
| Sun Valley Beach Club | Stafford Springs, CT | 25 | 9 | - |
| Brookside Professional Centre | Manchester, CT | 25 | 44 | - |
| Chimney Corners Shopping Center | New Canaan, CT | 25 | 7 | - |
| Dorothy Heroy Recreation Complex | Stamford, CT | 25 | 164 | - |
| Lakeside Diner & Mall | Stamford, CT | 25 | 30 | - |
| Bartlett Arboretum Assoc. | Stamford, CT | 25 | 14 | - |
| Oneco Market | Sterling, CT | 25 | 30 | - |
| Denison Pequotsepos Nature Center, Inc. | Stonington, CT | 25 | 55 | - |
| Elmridge Golf Course | Stonington, CT | 25 | 2 | - |
| Sterling Municipal Building | Oneco, CT | 25 | 4 | - |
| America's Best Value Inn | Stonington, CT | 25 | 230 | - |
| Road Church | Stonington, CT | 25 | 112 | - |
| Hero Holdings LLC | Stonington, CT | 25 | 291 | - |
| Cove Ledge Inn | Pawcatuck, CT | 25 | 17 | - |
| Stonington Little League | Pawcatuck, CT | 25 | 34 | - |
| Stonington Country Club Inc. | Stonington, CT | 25 | 11 | - |
| Saltwater Farm Vineyard | Stonington, CT | 25 | 31 | - |
| Airways Golf Course | Suffield, CT | 25 | 0 | - |
| Good Shepherd Lutheran Church | Suffield, CT | 25 | 48 | - |
| VFW Post 9544 | West Suffield, CT | 25 | 119 | - |
| 1365 Mountain Road - Suffield | Southwick, CT | 25 | 132 | - |
| Sunrise Park - Pavilion | Suffield, CT | 25 | 37 | - |