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 |
|---|---|---|---|---|
| Johnsburg JR High School | Johnsburg, IL | 575 | 61 | - |
| Howard B Thomas Grade School | Geneva, IL | 575 | 165 | - |
| College View Subdivision | Lockport, IL | 570 | 238 | - |
| Blandinsville | Blandinsville, IL | 569 | 49 | Clean |
| Lake View MHP | Beach Park, IL | 568 | 38 | - |
| Godley Public Water District | Godley, IL | 566 | 140 | - |
| Andover | Andover, IL | 565 | 314 | - |
| Elkhart | Elkhart, IL | 565 | 68 | - |
| Dhs Rushville Treatment and Detention | Rushville, IL | 565 | 35 | - |
| Ashley | Ashley, IL | 565 | 61 | - |
| Cullom | Cullom, IL | 563 | 43 | - |
| Schram City | Hillsboro, IL | 563 | 29 | - |
| Southwestern IL Correctional Center | East St. Louis, IL | 563 | 0 | - |
| Carlock | Carlock, IL | 562 | 203 | - |
| Dorchester | Dorchester, IL | 562 | 79 | - |
| Maxson Manor | Oregon, IL | 562 | 9 | - |
| Gavin Central Elementary | Ingleside, IL | 560 | 160 | - |
| Spoon River Valley School | Galesburg, IL | 560 | 157 | - |
| Grand Tower | Grand Tower, IL | 559 | 63 | - |
| Sidell | Sidell, IL | 557 | 55 | - |
| Mark | Mark, IL | 555 | 180 | - |
| Serena Community School | Serena, IL | 555 | 98 | - |
| Augusta | Augusta, IL | 553 | 18 | - |
| Danforth | Danforth, IL | 550 | 71 | - |
| Constellation Services & Training Center | Wilmington, IL | 550 | 342 | - |
| Northpoint Community Church | Waukegan, IL | 550 | 0 | - |
| Mulberry Grove | Mulberry Grove, IL | 548 | 76 | - |
| Burt Estates Mhc | Denver, IL | 543 | 4 | - |
| Stone Creek School | Roscoe, IL | 543 | 14 | - |
| Xenia | Xenia, IL | 542 | 77 | Clean |
| Farina | Farina, IL | 540 | 38 | - |
| Industry | Industry, IL | 540 | 29 | - |
| Lyndon | Lyndon, IL | 537 | 46 | - |
| Mancuso Village Park MHP | Clearwater, IL | 537 | 134 | - |
| Good Hope | Good Hope, IL | 536 | 40 | - |
| Wilsonville | Wilsonville, IL | 536 | 122 | - |
| Burlington | Burlington, IL | 535 | 61 | - |
| Caterpillar Peoria Proving Grd | Peoria, IL | 535 | 33 | - |
| Mound City | Mound City, IL | 526 | 86 | - |
| Cubby Bear North | Waukegan, IL | 524 | 2 | - |
| Chadwick | Chadwick, IL | 523 | 65 | - |
| Old Willow Complex | Chicago, IL | 520 | 5 | - |
| Jarrett Prairie Center | Byron, IL | 520 | 11 | - |
| Belknap | Belknap, IL | 516 | 14 | - |
| Grand Ridge | Grand Ridge, IL | 515 | 355 | - |
| Constellation Clinton Power Station | Clinton, IL | 515 | 52 | - |
| Wapella | Wapella, IL | 513 | 18 | - |
| Tovey | Tovey, IL | 512 | 18 | - |
| Reynolds | Reynolds, IL | 508 | 48 | - |
| Prairie View Elementary School | Geneva, IL | 508 | 14 | - |