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 |
| Elliston Zion UMC- Graytown | Graytown, OH | 40 | 20 | - |
| County Line Bar and Grill | Hartville, OH | 40 | 59 | - |
| Goodyear - Airship Ops. | Mogadore, OH | 40 | 29 | - |
| Cantex, Inc. | Aurora, OH | 40 | 52 | - |
| Mantua Township Civic Center | Mantua, OH | 40 | 0 | - |
| Hillcrest Tavern Inc. | Brookville, OH | 40 | 93 | - |
| Preble County Historical | Eaton, OH | 40 | 81 | - |
| Rome Community Church-Shiloh | Shiloh, OH | 40 | 16 | - |
| Stoke Run Action Sports Park | Polk, OH | 40 | 8 | - |
| Midwest Regional Education Service Ctr | Sidney, OH | 40 | 0 | - |
| Pine Mill Ridge 525 PWS | Cuyahoga Falls, OH | 40 | 200 | - |
| Budget Inn | Peninsula, OH | 40 | 46 | - |
| Ken Stewarts Lodge PWS | Akron, OH | 40 | 497 | - |
| Royal Gardens | Akron, OH | 40 | 74 | - |
| East Liberty Church of the Nazarene PWS | Akron, OH | 40 | 151 | - |
| Cleveland Ave Properties | N. Canton, OH | 40 | 146 | - |
| Main Street Ventures Plaza PWS | Akron, OH | 40 | 66 | - |
| Clark Building PWS | Akron, OH | 40 | 0 | - |
| Bucking Barnyard Grill & Pub | North Bloomfield, OH | 40 | 52 | - |
| The Camp | Cortland, OH | 40 | 0 | - |
| Sandy Valley Foe 3228 PWS | Sandyville, OH | 40 | 25 | - |
| New Cumberland United Methodist Church | Mineral City, OH | 40 | 57 | - |
| West Union United Methodist Church | Newcomerstown, OH | 40 | 20 | - |
| Camp Zimmerman | Gnadenhutten, OH | 40 | 34 | - |
| Creekside Community Center | Sugarcreek, OH | 40 | 54 | - |
| Hyponex Corporation | Shreve, OH | 40 | 41 | - |
| Troutman Vineyard PWS | Wooster, OH | 40 | 0 | - |
| Pulaski United Methodist Ch-Bryan | Bryan, OH | 40 | 32 | - |
| Lafferty Leisure Village | Perrysburg, OH | 40 | 105 | - |
| Minnich Manufacturing | Mansfield, OH | 39 | 84 | - |
| Glade Run Mennonite Church School | Mechanicstown, OH | 39 | 46 | - |
| Beaver Creek Estates | Chesterland, OH | 39 | 738 | - |
| Hill N Dale Club - Lodge | Medina, OH | 39 | 0 | - |
| Dr Curl Dental Office | Fremont, OH | 39 | 0 | - |
| Boyds Kinsman Home PWS | Kinsman, OH | 39 | 144 | - |
| Robins Nest Campground | Harrod, OH | 38 | 53 | - |
| Three Rivers Energy LLC PWS | Coshocton, OH | 38 | 17 | - |
| Mvp Plastics PWS | Middlefield, OH | 38 | 19 | - |
| Holmes-Wayne Electric Cooperative Inc Pw | Millersburg, OH | 38 | 4 | - |
| Stony Glen Camp-A-Frame | Madison, OH | 38 | 6 | - |
| Cranberry Condominiums | Russells Point, OH | 38 | 27 | - |
| Southside Drive Thru | Mansfield, OH | 38 | 118 | - |
| Brenckle Farms | Hartville, OH | 38 | 31 | - |
| Emmanuel United Church of Christ | Bluffton, OH | 37 | 0 | - |
| Kiddie Kingdom | Xenia, OH | 37 | 149 | - |
| Giles Meats | Willard, OH | 37 | 0 | - |
| Prairie Oaks Visitor Center PWS | Westerville, OH | 37 | 3 | - |
| Lees Landing | Minster, OH | 37 | 23 | - |
| Lake Shore Marina | Celina, OH | 37 | 57 | - |
| Jerry Boley, MD Cardiologist Office | Celina, OH | 37 | 4 | - |