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 |
|---|---|---|---|---|
| Harrison County W&S Dist-Georgetown | Cadia, OH | 242 | 30 | - |
| The Lost Horizons LLC PWS | Ashland, OH | 242 | 10 | - |
| YMCA Willson Center-Dining PWS | Bellefontaine, OH | 242 | 13 | - |
| Deer Meadows MHP | Morgantown, OH | 242 | 105 | - |
| Marlboro Elementary School | Alliance, OH | 242 | 149 | - |
| Camp Sugarbush Lodge | Kinsman, OH | 242 | 41 | - |
| Catawba Village PWS | Springfield, OH | 241 | 34 | - |
| Peaberry Plaza | Hermitage, OH | 241 | 135 | - |
| Candywood | Warren, OH | 241 | 25 | - |
| Tarkett North | Warren, OH | 240 | 145 | - |
| Dairy Island PWS | Chagrin Falls, OH | 240 | 41 | - |
| Camp Birch PWS | Springfield, OH | 240 | 87 | - |
| Greene Valley Recreation | Fairborn, OH | 240 | 118 | - |
| I70 Fuel Mart 727 | Wooster, OH | 240 | 7 | - |
| Liberty Oaks Event Venue | Ada, OH | 240 | 1 | - |
| Skyview Baptist Ranch - Lodge PWS | Millersburg, OH | 240 | 31 | - |
| Wally World Resorts Inc | Loudonville, OH | 240 | 52 | - |
| Skyview Baptist Ranch-Dining Hall PWS | Millersburg, OH | 240 | 10 | - |
| Skyview Baptist Ranch-Swimming Pool PWS | Millersburg, OH | 240 | 0 | - |
| Martinsburg Village PWS | Martinsburg, OH | 240 | 49 | - |
| Winner's Lakeview Market | Lakeview, OH | 240 | 0 | - |
| Parkside Campground PWS | Lima, OH | 240 | 0 | - |
| Shekinah Christian School PWS | Plain City, OH | 240 | 528 | - |
| Usace-Deercreek Dam Park | Mount Sterling, OH | 240 | 16 | - |
| Columbus Grove Community Center | Columbus Grove, OH | 240 | 47 | - |
| Camp Christopher | Akron, OH | 240 | 42 | - |
| Jehovah's Witness - Barberton | Wadsworth, OH | 240 | 30 | - |
| Huggy Bear Campground Phase II | Middle Point, OH | 240 | 16 | - |
| Caskeys Inc | Orrville, OH | 240 | 92 | - |
| Bryan Fuel Stop | Payne, OH | 240 | 17 | - |
| Twin Lakes Park Campground | Arlington, OH | 239 | 15 | - |
| Mayberry Mini-Mart PWS | Springfield, OH | 237 | 90 | - |
| Velvet Ice Cream Company | Utica, OH | 237 | 97 | - |
| Great Beginnings Academy | Grove City, OH | 236 | 238 | - |
| Villa Vista Mobile Home | Chardon, OH | 236 | 34 | - |
| Principle Business Enterprises | Dunbridge, OH | 236 | 82 | - |
| Kimberly Estates | Newbury, OH | 235 | 18 | - |
| Ripley Church of Christ | Big Prairie, OH | 235 | 27 | - |
| Firelands Manor MHP PWS | Akron, OH | 235 | 6 | - |
| Snow Trails No 1 - Rental | Mansfield, OH | 235 | 21 | - |
| North Plaza-Hartville | Canton, OH | 235 | 45 | - |
| Country Haven MHP PWS | Springfield, OH | 234 | 234 | - |
| Ranch Club Estates Water Association | Ravenna, OH | 234 | 195 | - |
| Dlh Bowles, Inc. | Canton, OH | 234 | 132 | - |
| Dollar General Store - Dunkirk #20694 | Goodlettsville, OH | 233 | 17 | - |
| Walnut Grove Campground No 1 | Tiffin, OH | 233 | 65 | - |
| Hidden Hollow Camp | Mansfield, OH | 232 | 0 | - |
| Oak Grove Mennonite Church and Preschool | Smithville, OH | 232 | 37 | - |
| Nelson Ledges Estates MHP | Garrettsville, OH | 231 | 401 | - |
| Wapakoneta Community Worship Ctr | Wapakoneta, OH | 230 | 0 | - |