Public Water Systems
5,117 active public water systems in IL, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Harvel | Harvel, IL | 191 | 64 | - |
| Rolling Green Estates MHP | Chicago, IL | 191 | 38 | - |
| Colonial Meadows Water Company | Bloomington, IL | 190 | 376 | - |
| Claremont | Claremont, IL | 190 | 69 | - |
| Sheets Creek Saloon | Spring Bay, IL | 190 | 0 | - |
| Prairie Trails of Long Grove | Long Grove, IL | 189 | 17 | - |
| West Shoreland Subdivision | Mundelein, IL | 189 | 15 | - |
| Smithboro | Smithboro, IL | 188 | 53 | - |
| Country Estates Subdivision | Geneseo, IL | 188 | 56 | - |
| Fieldon | Fieldon, IL | 186 | 45 | - |
| Prairie Path Water Company-Char-Mar | McHenry, IL | 186 | 11 | - |
| Waggoner | Waggoner, IL | 186 | 101 | - |
| Windwood Water System, Inc. | Galesburg, IL | 185 | 78 | - |
| Wadsworth Oaks Subdivision | Wadsworth, IL | 185 | 75 | - |
| Oak Park Estates | Peru, IL | 185 | 94 | - |
| Metamora Mennonite Church | Metamora, IL | 185 | 6 | - |
| Fawn Hills Subdivision | Chillicothe, IL | 183 | 32 | - |
| Modesto | Modesto, IL | 182 | 66 | - |
| Rockbridge | Rockbridge, IL | 180 | 25 | - |
| Raritan | Raritan, IL | 180 | 192 | - |
| Sciota | Sciota, IL | 180 | 7 | - |
| Baylis | Baylis, IL | 180 | 66 | - |
| Dixie Estates Subdivision | Beecher, IL | 180 | 51 | - |
| Washington American Legion | Washington, IL | 180 | 8 | - |
| Parsons Inc | Roanoke, IL | 180 | 15 | - |
| Kemper Lakes Golf Hole #6 | Long Grove, IL | 180 | 0 | - |
| Antioch Cong of Jehovahs Witn | Waukegan, IL | 180 | 2 | - |
| Apostolic Christian Faith of Congerville | Congerville, IL | 180 | 4 | - |
| Cantigny Park | Wheaton, IL | 180 | 89 | - |
| Tres Rojas Winery | Morton, IL | 180 | 2 | - |
| Deerwood Estates | Indianola, IL | 176 | 0 | - |
| Springerton | Springerton, IL | 176 | 32 | - |
| DE Witt | Clinton, IL | 175 | 429 | - |
| Holiday Acres Camping Resort - East Well | Garden Prairie, IL | 175 | 24 | - |
| Prospect Heights Comm Church | Prospect Heights, IL | 175 | 3 | - |
| Lynwood Sports Center | Lynwood, IL | 175 | 4 | - |
| Camp Duncan Main Lodge Kitchen | Ingleside, IL | 175 | 0 | - |
| Holiday Acres Camping Resort - West Well | Garden Prairie, IL | 175 | 23 | - |
| Oconnells Yogi Bear - Beach/Office | Amboy, IL | 175 | 23 | - |
| Faith Baptist Church (121103) | Champaign, IL | 175 | 15 | - |
| Ledges Swim Club | Roscoe, IL | 175 | 31 | - |
| Eswood School Dist 269 | Lindenwood, IL | 175 | 112 | - |
| National Shopping Plaza | Chicago, IL | 175 | 2 | - |
| Wm W Fox Development Center | Dwight, IL | 174 | 83 | - |
| Johnsburg 1 | Johnsburg, IL | 174 | 70 | - |
| Hettick | Hettick, IL | 174 | 247 | - |
| Marley Community Church | Mokena, IL | 174 | 3 | - |
| Country View Mhc | Pierron, IL | 173 | 12 | - |
| Prairie Path Water Company-Cedar Water | Oakwood, IL | 172 | 118 | - |
| North Henderson | North Henderson, IL | 172 | 140 | - |