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 |
|---|---|---|---|---|
| Caledonia School | Belvidere, IL | 750 | 58 | - |
| White Pines Forest St Park-Lodge/Cabins | Franklin Grove, IL | 750 | 5 | - |
| Silver Springs State Park (94185) | Shabbona, IL | 750 | 14 | - |
| White Pines Forest St Park-Cedar Ridge | Franklin Grove, IL | 750 | 5 | - |
| Streator Baptist Camp -Office Well | Streator, IL | 750 | 20 | - |
| Northbrooks Sports Club | Waukegan, IL | 750 | 1 | - |
| Bluffs | Bluffs, IL | 748 | 55 | Clean |
| Keithsburg | Keithsburg, IL | 747 | 24 | - |
| Stewardson | Stewardson, IL | 747 | 27 | - |
| Ingalls Park Subdivision | New Lenox, IL | 744 | 50 | - |
| Tiskilwa | Tiskilwa, IL | 740 | 41 | - |
| Brownstown | Brownstown, IL | 740 | 44 | - |
| New Windsor | New Windsor, IL | 740 | 112 | - |
| Tilden | Tilden, IL | 740 | 40 | - |
| Oakland | Oakland, IL | 739 | 39 | - |
| Vermont | Vermont, IL | 738 | 173 | - |
| Shawnee Valley Pwd | Wolf Lake, IL | 738 | 50 | - |
| Lucky Monk | South Barrington, IL | 736 | 1,722 | - |
| Clover Leaf Village MHP | Moline, IL | 732 | 70 | - |
| Brookport | Brookport, IL | 730 | 18 | - |
| Christian Life Church | Lockport, IL | 730 | 0 | - |
| Aqua Illinois-Eastwood Manor | Kankakee, IL | 728 | 309 | - |
| Ashkum | Ashkum, IL | 724 | 102 | Clean |
| Taylor Springs | Taylor Springs, IL | 724 | 17 | - |
| Moro Pwd | Moro, IL | 723 | 61 | Detected |
| Thayer | Thayer, IL | 721 | 93 | - |
| Cooks Mills Water Association | Mattoon, IL | 720 | 27 | - |
| Enchanted Village | Farmington Hills, IL | 720 | 25 | - |
| Kirkwood | Kirkwood, IL | 714 | 248 | - |
| Greenview Estates MHP | Belvidere, IL | 710 | 8 | - |
| Clayton | Clayton, IL | 709 | 51 | - |
| Kansas | Kansas, IL | 707 | 35 | - |
| IL American-Alpine Heights | Godfrey, IL | 707 | 2 | - |
| Tonica | Tonica, IL | 705 | 129 | - |
| Lost Lake Utility District | Dixon, IL | 704 | 254 | - |
| South Wilmington | South Wilmington, IL | 700 | 198 | - |
| Prairie Path Water-Bahl Water Company | Galena, IL | 700 | 131 | - |
| Evansville | Evansville, IL | 700 | 239 | - |
| Kennel Lake Sportsmens Club | Morton, IL | 700 | 5 | - |
| Apostolic Christian Church (60871) | Roanoke, IL | 700 | 4 | - |
| Snap on Tools | Crystal Lake, IL | 700 | 35 | - |
| North Barrington Elm School | Barrington, IL | 700 | 124 | - |
| Turtle Creek Rest Area | Rock Falls, IL | 700 | 11 | - |
| Keystone Steel and Wire | Bartonville, IL | 700 | 195 | - |
| Countryside Citgo | Waukegan, IL | 700 | 4 | - |
| Gas City 143rd Street | Frankfort, IL | 700 | 0 | - |
| Merichkas | Crest Hill, IL | 700 | 244 | - |
| Jw Marriot Hotel | Chicago, IL | 700 | 155 | - |
| Pocahontas | Aviston, IL | 697 | 23 | - |
| Oneida | Oneida, IL | 696 | 46 | - |