Clayton County, Iowa
45 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Sears 66 Service | 28 | Groundwater | 15 | 11 |
| Starmont Community School District | 742 | Groundwater | 139 | 4 |
| Lazy Susan Campground | 70 | Groundwater | 14 | 4 |
| Pattison Shop | 34 | Groundwater | 8 | 3 |
| Marquette Water Supply | 429 | Groundwater | 3 | 3 |
| Elkader Golf & Country Club | 45 | Groundwater | 19 | 2 |
| Elkader Grace Evangelical Free Church | 120 | Groundwater | 15 | 2 |
| Clayton Hills Campground | 80 | Groundwater | 6 | 2 |
| Camp Ewalu - Cedar Lodge | 100 | Groundwater | 5 | 2 |
| Anchor Inn (garber) | 35 | Groundwater | 82 | 1 |
| Pints River Bar | 36 | Groundwater | 25 | 1 |
| Miners Creek Hideaway | 45 | Groundwater | 10 | 1 |
| Camp C S Klaus Boy Scout Camp | 152 | Groundwater | 5 | 1 |
| Maggies Diner | 70 | Groundwater | 3 | 1 |
| Stockyard | 26 | Groundwater | 174 | 0 |
| Gunder Roadhouse | 25 | Groundwater | 14 | 0 |
| Rausch Cafe | 89 | Groundwater | 10 | 0 |
| Clayton Water Supply | 45 | Groundwater | 8 | 0 |
| Tri-city Golf Club | 28 | Groundwater | 7 | 0 |
| Kingdom Hall | 80 | Groundwater | 6 | 0 |
| Paradise Valley Resort | 150 | Groundwater | 4 | 0 |
| Breezy Pointe Subdivision | 130 | Groundwater | 4 | 0 |
| Clayton Co Law Enforcement Center | 30 | Groundwater | 4 | 0 |
| Garnavillo Water Supply | 763 | Groundwater | 3 | 0 |
| Mcgregor Water Dept | 747 | Groundwater | 3 | 0 |
| Luana Water Works | 301 | Groundwater | 3 | 0 |
| Guttenberg Golf & Country Club | 129 | Groundwater | 3 | 0 |
| Spook Cave and Campground | 118 | Groundwater | 3 | 0 |
| Walters Mobile Home Park | 25 | Groundwater | 3 | 0 |
| Edgewood Water Supply | 939 | Groundwater | 2 | 0 |
| Farmersburg Waterworks | 276 | Groundwater | 2 | 0 |
| Prairie Farms Dairy, Inc. | 205 | Groundwater | 2 | 0 |
| Volga Water Supply | 203 | Groundwater | 2 | 0 |
| Some Place Bar & Grill | 30 | Groundwater | 2 | 0 |
| Monona Municipal Water Dept | 1,471 | Groundwater | 1 | 0 |
| Elkader Muni Water Dept | 1,219 | Groundwater | 1 | 0 |
| Effigy Mounds National Monument | 328 | Groundwater | 1 | 0 |
| Scenic Acres | 27 | Groundwater | 1 | 0 |
| Guttenberg Water Utility | 1,817 | Groundwater | 0 | 0 |
| Strawberry Point Water Supply | 1,155 | Groundwater | 0 | 0 |
| Pikes Peak State Park-campground | 720 | Groundwater | 0 | 0 |
| Saint Olaf Water Supply | 106 | Groundwater | 0 | 0 |
| Osborne Outdoor Education Center | 84 | Groundwater | 0 | 0 |
| Lowells Landing Hoa | 68 | Groundwater | 0 | 0 |
| Camp Ewalu - Pool | 27 | Groundwater | 0 | 0 |