Public Water Systems
2,823 active public water systems in MO, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Shady Slope 2 | Osage Beach, MO | 25 | 0 | - |
| Poverty Flats Village | Osage Beach, MO | 25 | 159 | - |
| Oxford Peaceful Valley Resort | Versailles, MO | 25 | 86 | - |
| Shepherd of the Hills Lutheran Church | Hermann, MO | 25 | 66 | - |
| Grace Church Rolla | Rolla, MO | 25 | 8 | - |
| Sunrise Bay Condominiums | Sunrise Beach, MO | 25 | 90 | - |
| Dollar General #21069 Macks Creek | Goodlettsville, MO | 25 | 1 | - |
| Spencer Manor Vineyards and Winery | Saint James, MO | 25 | 3 | - |
| Dollar General #30348 Otterville | Goodlettsville, MO | 25 | 0 | - |
| Olean Regional Stockyards | Eldon, MO | 25 | 0 | - |
| Bee Line | Jefferson City, MO | 25 | 182 | - |
| Kaiser Industrial Park | Kaiser, MO | 25 | 20 | - |
| Cgs Minimart | Sunrise Beach, MO | 25 | 263 | - |
| Z7 Trading Post | Lebanon, MO | 25 | 231 | - |
| Oak Bluff Condominiums | Camdenton, MO | 25 | 26 | - |
| Spring Lake Subdivision | Troy, MO | 25 | 1 | - |
| New Hope Residential Care Inc | Park Hills, MO | 25 | 27 | - |
| The Legacy Ranch | Irondale, MO | 25 | 7 | - |
| Usfs Loggers Lake | Rolla, MO | 25 | 63 | - |
| Usfs Deer Leap Campground | Doniphan, MO | 25 | 23 | - |
| Usfs Float Camp Campground | Doniphan, MO | 25 | 24 | - |
| Usace Clearwater Webb Creek Park 06C | Piedmont, MO | 25 | 10 | - |
| Usace Clearwater Resident Office 15C | Piedmont, MO | 25 | 7 | - |
| Usace Clearwater Old Highway K Park 14 | Piedmont, MO | 25 | 3 | - |
| Usace Clearwater Bluff View 05C | Piedmont, MO | 25 | 9 | - |
| Usace Wappapello Res Holliday Landing | Greenville, MO | 25 | 117 | - |
| Taum Sauk State Park | Middlebrook, MO | 25 | 5 | - |
| St Joe State Park | Park Hills, MO | 25 | 7 | - |
| Kidz World Daycare & Preschool | Farmington, MO | 25 | 127 | - |
| Potosi R III Schools Ballfield Complex | Potosi, MO | 25 | 1 | - |
| Buchheit Inc | Perryville, MO | 25 | 266 | - |
| Doe Run Company West Fork Unit | Viburnum, MO | 25 | 15 | - |
| Rubys Landing | Waynesville, MO | 25 | 4 | - |
| Brushy Creek Lodge & Resort | Black, MO | 25 | 16 | - |
| Shannondale Timber Lodge | Salem, MO | 25 | 0 | - |
| Uturn RV Park and Convenience Store | Ellsinore, MO | 25 | 24 | - |
| Doe Run Country Club | Viburnum, MO | 25 | 14 | - |
| St Francois Country Club Inc | Farmington, MO | 25 | 235 | - |
| Westover Farms | Steelville, MO | 25 | 0 | - |
| Peaceful Bend Vineyard | Steelville, MO | 25 | 12 | - |
| Backwoods Convenience Bar and Grill | Mineral Point, MO | 25 | 50 | - |
| Cornerstone Event Center LLC | French Village, MO | 25 | 0 | - |
| Chateau Ste Genevieve Winery | Foristell, MO | 25 | 0 | - |
| Links at Valor Bluffs | Bonne Terre, MO | 25 | 0 | - |
| Stateline Munch N Pump | Poplar Bluff, MO | 25 | 152 | - |
| Rons Meat Shop LLC | Oak Ridge, MO | 25 | 40 | - |
| Clearwater Stores Inc | Piedmont, MO | 25 | 59 | - |
| Discovery Ministries | Eminence, MO | 25 | 26 | - |
| The Rafting Company | Steelville, MO | 25 | 16 | - |
| Boiling Spring Campground LLC | Dixon, MO | 25 | 16 | - |