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 |
|---|---|---|---|---|
| Calhoun | Calhoun, IL | 172 | 424 | - |
| Aqua Illinois-Highland Estates | Kankakee, IL | 171 | 28 | - |
| Muddy | Muddy, IL | 171 | 33 | - |
| Parkview Christian Academy | Yorkville, IL | 171 | 693 | - |
| Green Acres MHP | Colorado Springs, IL | 170 | 76 | - |
| Royal Oaks MHP | Chicago, IL | 170 | 104 | - |
| Chesterfield | Chesterfield, IL | 170 | 73 | - |
| Ringwood Primary Center | McHenry, IL | 170 | 270 | - |
| Shore Acres (14977) | Waukegan, IL | 170 | 90 | - |
| Bobbys Barrel Inn | Waukegan, IL | 170 | 0 | - |
| Smiths Float Inn Park | Antioch, IL | 170 | 12 | - |
| Horizons Child Care | Vandalia, IL | 170 | 151 | - |
| Kappa Men's Club | Kappa, IL | 170 | 2 | - |
| Beautiful Savior Church | Waukegan, IL | 170 | 0 | - |
| Broadwell | Broadwell, IL | 169 | 71 | - |
| Lima | Ursa, IL | 168 | 79 | - |
| Retz Addn Improvement Association | Ottawa, IL | 168 | 80 | - |
| Quail Run Mobile Home Park | Edwardsville, IL | 168 | 28 | - |
| Fox Lawn Homeowners Water Association | Yorkville, IL | 167 | 370 | - |
| Country Hills Wtr, Inc. | Highland, IL | 166 | 4 | - |
| Pearl | Nebo, IL | 166 | 314 | - |
| Saps Temple | Schaumburg, IL | 166 | 8 | - |
| Elvaston | Elvaston, IL | 165 | 30 | - |
| Lake Bluff Estates MHP | Melrose Park, IL | 165 | 267 | - |
| Excel Foundry & Machine | Pekin, IL | 165 | 186 | - |
| Bonfield Grade Schl/R Lippold | Bonfield, IL | 165 | 105 | - |
| East Dubuque Nitrogen Fertilizers | East Dubuque, IL | 165 | 26 | - |
| Willow Creek Community Church | Huntley, IL | 165 | 14 | - |
| Hillsdale Estates, LLC | Beaufort, IL | 163 | 656 | - |
| Armstrong Twp Hs | Armstrong, IL | 162 | 95 | - |
| Taylor Ridge Elementary School | Taylor Ridge, IL | 162 | 180 | - |
| Honest Abes Tap and Grill | Morris, IL | 162 | 15 | - |
| Anchor | Anchor, IL | 160 | 61 | - |
| East Lawn Water Association | East Moline, IL | 160 | 37 | - |
| Vermilion Grove Waterworks | Ridge Farm, IL | 160 | 63 | - |
| Camp Robert Drake | Fairmont, IL | 160 | 37 | - |
| Mossville United Methodist Chu | Peoria, IL | 160 | 4 | - |
| Church of the Good Shepherd | Joliet, IL | 160 | 0 | - |
| Kone Inc | Colona, IL | 160 | 31 | - |
| Grand Prairie Transit | Lockport, IL | 160 | 912 | - |
| Blackjacks | Elgin, IL | 160 | 26 | - |
| Crossroads Community Church | Waukegan, IL | 160 | 0 | - |
| Js Sports Bar and Grill | Waukegan, IL | 160 | 2 | - |
| Jewel Food Store #3260 | Vista, IL | 160 | 2 | - |
| Camp Shabbona Woods | Maywood, IL | 159 | 18 | - |
| Iola | Iola, IL | 158 | 46 | - |
| Countryside Estates MHP | Wheaton, IL | 158 | 42 | - |
| Rankin School Dist (148430) | Pekin, IL | 158 | 913 | - |
| Cooksville | Lexington, IL | 157 | 389 | - |
| Macedonia | Benton, IL | 155 | 47 | - |