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 |
| Flobee's LLC | Ridgefield, CT | 25 | 65 | - |
| St Ignatius Retreat House | Ridgefield, CT | 25 | 49 | - |
| 632 Danbury Road | Danbury, CT | 25 | 23 | - |
| 659 Danbury Road - Ridgefield | Ridgefield, CT | 25 | 74 | - |
| Ridgebury Congregational Church | Ridgefield, CT | 25 | 238 | - |
| Golf Performance Center | Ridgefield, CT | 25 | 113 | - |
| Ridgefield Little League – Jensen Field | Ridgefield, CT | 25 | 39 | - |
| Christ Episcopal Church | Roxbury, CT | 25 | 46 | - |
| Henny Penny (Hendels Inc.) Salem | Falls Church, CT | 25 | 21 | - |
| Salem Farms Campground, Inc | Salem, CT | 25 | 30 | - |
| Witch Meadow Lake Campground - Well #3 | Salem, CT | 25 | 6 | - |
| Fox Farm Brewery | Salem, CT | 25 | 0 | - |
| Burnett's Country Gardens | Salem, CT | 25 | 51 | - |
| Salem Manor Condominiums, System #2 | Niantic, CT | 25 | 138 | - |
| Dollar General Salem | Salem, CT | 25 | 0 | - |
| Wicked Southern Coffee | Salem, CT | 25 | 5 | - |
| Salem Valley Farms Ice Cream Co. | Salem, CT | 25 | 0 | - |
| Pewter Pot Chocolates | Salem, CT | 25 | 0 | - |
| Lime Rock Park, LLC | Lakeville, CT | 25 | 156 | - |
| O`hara's Landing Marina | Salisbury, CT | 25 | 80 | - |
| First Congregational Church of Plymouth | Plymouth, CT | 25 | 40 | - |
| 37 Putnam Road | North Windham, CT | 25 | 15 | - |
| 19 Putnam RD Store LLC | Durham, CT | 25 | 6 | - |
| Roxbury Congregational Church | Roxbury, CT | 25 | 2 | - |
| Fiberoptics Technology (New) | Pomfret, CT | 25 | 16 | - |
| St. Clements Estate- Castle System | Portland, CT | 25 | 49 | - |
| Flemings Center | Preston, CT | 25 | 11 | - |
| Bethel Baptist Church | Prospect, CT | 25 | 8 | - |
| Highland Greens (Golfcourse Clubhouse) | Prospect, CT | 25 | 30 | - |
| Stonewall Commons of Putnam | Thompson, CT | 25 | 32 | - |
| Redding Road House | Easton, CT | 25 | 228 | - |
| 2 Main Street | Weston, CT | 25 | 8 | - |
| Ridgefield Golf Course(public Fountain) | Ridgefield, CT | 25 | 55 | - |
| Ridgefield Golf Course(pro Shop & Rest.) | Ridgefield, CT | 25 | 53 | - |
| St Elizabeth Seton Church | Ridgefield, CT | 25 | 45 | - |
| Twin Lakes Beach Club | Salisbury, CT | 25 | 42 | - |
| Salisbury School - Boat House | Salisbury, CT | 25 | 4 | - |
| Lime Rock Park II, LLC | Salisbury, CT | 25 | 0 | - |
| Scotland Fire Dept | Scotland, CT | 25 | 6 | - |
| Zone Nation Sports | Seymour, CT | 25 | 33 | - |
| Seymour Land Trust-Bldg& Athletic Field | Seymour, CT | 25 | 35 | - |
| Silver Lake - Cedars Lodge Building | Sharon, CT | 25 | 55 | - |
| National Audubon Society | Sharon, CT | 25 | 64 | - |
| Huntington Chapel | Shelton, CT | 25 | 172 | - |
| 278 Leavenworth RD, Building B | Shelton, CT | 25 | 0 | - |
| American Pie Company | Sherman, CT | 25 | 11 | - |
| Holy Trinity Church | New Fairfield, CT | 25 | 21 | - |
| Club River Oaks | Sherman, CT | 25 | 13 | - |
| Sherman Library | Sherman, CT | 25 | 28 | - |
| Sherman Volunteer Fire Department | Sherman, CT | 25 | 41 | - |