Public Water Systems
4,181 active public water systems in OH, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Aqua Ohio - Auburn Lakes PWS | Mentor, OH | 658 | 320 | - |
| Suburbans Community MHP | New York, OH | 655 | 157 | - |
| New Straitsville, Village Of | New Straitsville, OH | 652 | 41 | - |
| Chardon Woods of Journey | Chardon, OH | 650 | 125 | - |
| Jewett Village | Jewett, OH | 650 | 108 | - |
| Licking Valley High School PWS | Newark, OH | 650 | 373 | - |
| Fairlawn K-12 School | Sidney, OH | 650 | 151 | - |
| Fairbanks Middle and High School | Milford Center, OH | 650 | 76 | - |
| St Helens Parish and School | Newbury, OH | 649 | 159 | - |
| East Central Ohio Business Park | Zaneville, OH | 642 | 37 | - |
| Gurney Elementary School | Chagrin Falls, OH | 640 | 239 | - |
| Russia Village PWS | Russia, OH | 640 | 10 | - |
| Waco Marathon | Massillon, OH | 638 | 43 | - |
| Old Trail School | Bath, OH | 630 | 30 | Clean |
| Mendon Village | Spencerville, OH | 628 | 19 | - |
| Lucas Village | Lucas, OH | 620 | 23 | - |
| Shiloh Village | Shiloh, OH | 619 | 105 | - |
| Four Seasons Marina | Cincinnati, OH | 615 | 8 | - |
| Waffle House 716 PWS | London, OH | 614 | 27 | - |
| Eastwood High School | Pemberville, OH | 613 | 40 | - |
| Field High School | Mogadore, OH | 610 | 17 | - |
| Spee-D-Foods #29 PWS | Greentown, OH | 606 | 4 | - |
| Shawnee, Village Of | Shawnee, OH | 605 | 37 | - |
| Pak-A-Sak 38 PWS | Portland, OH | 604 | 56 | - |
| Thurston Village PWS | Thurston, OH | 604 | 63 | - |
| Mt Victory Village | Mt Victory, OH | 603 | 56 | - |
| Ben Logan High School | Belfontaine, OH | 603 | 10 | - |
| Lowell Village PWS | Lowell, OH | 603 | 158 | - |
| Boardman Park-Main Well PWS | Boardman, OH | 601 | 45 | - |
| East Clinton High School | Lees Creek, OH | 600 | 197 | - |
| Cedar Ridge Lodge Area PWS | Ashville, OH | 600 | 76 | - |
| Keim Lumber Inc PWS 2 | Charm, OH | 600 | 11 | - |
| Rustic Knolls Campground | Mount Vernon, OH | 600 | 55 | - |
| Quincy Village PWS | Quincy, OH | 600 | 183 | - |
| Odot Rest Area 6-21 PWS | Delaware, OH | 600 | 34 | - |
| Cedarlane RV Park | Port Clinton, OH | 600 | 23 | - |
| Bath United Church of Christ-Main | Bath, OH | 600 | 19 | - |
| Nolley Elementary School | New Franklin, OH | 600 | 147 | Clean |
| Cooper Farms Cooked Meats Van Wert | Van Wert, OH | 600 | 12 | - |
| Kettering Health Washington Twp | Dayton, OH | 596 | 8 | - |
| Cory Rawson Schools | Rawson, OH | 595 | 69 | - |
| New Athens PWS | New Athens, OH | 595 | 71 | - |
| Odot Rest Area 1-28 Wb | Lima, OH | 595 | 79 | - |
| Madison Plains High School | London, OH | 593 | 138 | - |
| All Saints Catholic Church | New Riegel, OH | 590 | 8 | - |
| Glacier Hill Lakes Campground | Erlanger, OH | 588 | 20 | - |
| Aqua Ohio - Mansfield System #02 | Massillon, OH | 588 | 52 | - |
| Laurelville, Vlg Of | Laurelville, OH | 586 | 81 | - |
| Northern Ohio Rural Water - SE District | Norwalk, OH | 586 | 1 | - |
| Walnut Hills Water Association | Mansfield, OH | 583 | 17 | - |