Public Water Systems
1,795 active public water systems in IA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Oakland Munic Water Utility | Oakland, IA | 1,524 | 16 | - |
| Wellman Municipal Waterworks | Wellman, IA | 1,524 | 222 | - |
| Bedford Water Works | Bedford, IA | 1,508 | 214 | - |
| Brooklyn Water Department | Brooklyn, IA | 1,505 | 24 | - |
| Holstein, City Of | Holstein, IA | 1,501 | 85 | - |
| Monona Municipal Water Dept | Monona, IA | 1,471 | 34 | - |
| Rathbun Regional Water (Mount Pleasant) | Centerville, IA | 1,465 | 0 | - |
| Cherokee RWS- Mill Creek Subsystem | Cherokee, IA | 1,451 | 12 | - |
| Earlham Municipal Waterworks | Earlham, IA | 1,446 | 136 | - |
| Clarinda Treatment Complex | Clarinda, IA | 1,439 | 101 | - |
| State Center Muni Water Dept | State Center, IA | 1,411 | 57 | - |
| Palo Water Supply | Palo, IA | 1,407 | 42 | - |
| Logan Water Supply | Logan, IA | 1,397 | 36 | - |
| Kingsley Water Supply | Kingsley, IA | 1,396 | 53 | - |
| Roland Water Supply | Roland, IA | 1,394 | 57 | - |
| Manning Water Supply | Manning, IA | 1,392 | 129 | - |
| Sanborn Water Supply | Sanborn, IA | 1,392 | 137 | - |
| Sirwa #3 (Leon) | Creston, IA | 1,373 | 21 | - |
| Nora Springs Water Supply | Manly, IA | 1,369 | 17 | - |
| Mahaska Rural Water (New Sharon) | Oskaloosa, IA | 1,368 | 112 | - |
| Lone Tree Muni Water System | Muscatine, IA | 1,357 | 46 | - |
| Woodward Water Supply | Woodward, IA | 1,346 | 52 | - |
| Lenox Water Supply | Lenox, IA | 1,339 | 54 | - |
| Dike Water Supply | Dike, IA | 1,306 | 19 | - |
| Laurens Water Supply | Laurens, IA | 1,301 | 17 | - |
| Coon Rapids Municipal Utilities | Coon Rapids, IA | 1,300 | 6 | - |
| Lake Ridge, Incorporated | Grinnell, IA | 1,300 | 106 | - |
| Tyson Fresh Meats Inc (Columbus Jct) | Columbus Junction, IA | 1,300 | 59 | - |
| Dysart Water Supply | Dysart, IA | 1,281 | 19 | - |
| Shell Rock Muni Water Supp | Shell Rock, IA | 1,269 | 14 | - |
| Manly Water Supply | Manly, IA | 1,266 | 15 | - |
| Central City Water Supply | Central City, IA | 1,264 | 56 | - |
| Fayette Water Supply | Fayette, IA | 1,256 | 7 | - |
| Clarksville Water Supply | Marshalltown, IA | 1,254 | 71 | Clean |
| Amana Society Water System North | Amana, IA | 1,248 | 20 | - |
| Alton Municipal Water Department | Alton, IA | 1,248 | 62 | - |
| Anamosa State Penitentiary | Anamosa, IA | 1,230 | 42 | - |
| Elkader Muni Water Dept | Elkader, IA | 1,219 | 151 | - |
| Jewell Water Supply | Jewell, IA | 1,216 | 18 | - |
| Caseys General Store (Anamosa) | Ankeny, IA | 1,215 | 202 | - |
| Melcher-Dallas Water Supply | Melcher Dallas, IA | 1,213 | 37 | Clean |
| Gilbert Water Supply | Gilbert, IA | 1,211 | 164 | - |
| Tripoli Water Supply | Tripoli, IA | 1,191 | 11 | - |
| Louisa-Muscatine Community School | Letts, IA | 1,190 | 166 | - |
| Lyon-Sioux RWS-Rock Rapids | Rock Rapids, IA | 1,187 | 17 | - |
| Buffalo Water Supply | Buffalo, IA | 1,176 | 68 | - |
| F W Kent Park | Oxford, IA | 1,169 | 27 | - |
| Camp Dodge Water Supply | Johnston, IA | 1,169 | 79 | - |
| Lake Park Municipal Utilities | Lake Park, IA | 1,167 | 46 | - |
| Springville Water Supply | Springville, IA | 1,164 | 17 | - |