Public Water Systems
5,117 active water systems in IL.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| NEW PIASA CHAUTAUQUA PWS | NEBO, IL | 335 | 29 | — |
| EASTON | EASTON, IL | 334 | 13 | — |
| MESSIAH LUTHERAN PRESCH AND KINDER | WAUCONDA, IL | 334 | 49 | — |
| IL AMERICAN-BROADLANDS | GODFREY, IL | 330 | 137 | — |
| LCPW - HIGHLAND LAKE SUBDIVISION | LIBERTYVILLE, IL | 330 | 9 | — |
| FILLMORE | FILLMORE, IL | 330 | 278 | — |
| MULKEYTOWN PWD | MULKEYTOWN, IL | 328 | 15 | — |
| IMPERIAL MHC | DENVER, IL | 328 | 11 | — |
| FLAT ROCK | FLAT ROCK, IL | 325 | 21 | — |
| DELUXE LAKE ESTATES MHP | FARMINGTON, IL | 325 | 52 | — |
| GAVIN SOUTH SCHOOL | INGLESIDE, IL | 325 | 86 | — |
| FREMONT SCHOOL DIST 6-8 | MUNDELEIN, IL | 325 | 3 | — |
| BRISTOL GRADE SCHOOL | YORKVILLE, IL | 325 | 358 | — |
| TRINITY EVANG LUTHERAN CHURCH | WAUKEGAN, IL | 325 | 4 | — |
| LEGACY ACADEMY | ROCKFORD, IL | 325 | 220 | — |
| VICTORY CHRISTIAN CENTER | BLOOMINGTON, IL | 325 | 853 | — |
| HARDYS REINDEER RANCH | RANTOUL, IL | 324 | 10 | — |
| KINDERHOOK | KINDERHOOK, IL | 322 | 18 | — |
| SEATONVILLE | SEATONVILLE, IL | 321 | 65 | — |
| IL AMERICAN-LIBERTY RIDGE EAST | GODFREY, IL | 320 | 9 | — |
| PATTERSON (INC AS WILMINGTON) | PATTERSON, IL | 320 | 65 | — |
| SNOWSTAR INC | ANDALUSIA, IL | 320 | 8 | — |
| WOODLAND | WOODLAND, IL | 319 | 116 | — |
| MALDEN | MALDEN, IL | 318 | 87 | — |
| IL AMERICAN-NETTLE CREEK | GODFREY, IL | 317 | 1 | — |
| EJ WATER-COALTON | DIETERICH, IL | 317 | 51 | — |
| ARROWSMITH | ARROWSMITH, IL | 315 | 58 | — |
| FULL MOON RESTAURANT | WAUKEGAN, IL | 315 | 9 | — |
| LEE | LEE, IL | 313 | 80 | — |
| FSH WATER COMMISSION | FREEBURG, IL | 313 | 44 | — |
| ROCK CITY | DAVIS, IL | 313 | 20 | — |
| GLEN EDEN ESTATES HOMEOWNERS ASSOCIATION | NORWOOD PARK TOWNSHIP, IL | 312 | 68 | — |
| FIELDS HILL IMPROVEMENT ASSOCIATION | OTTAWA, IL | 312 | 210 | — |
| AQUA ILLINOIS-OAKVIEW | KANKAKEE, IL | 312 | 348 | — |
| MOUNT CLARE | GILLESPIE, IL | 311 | 56 | — |
| ARMINGTON | ARMINGTON, IL | 310 | 58 | — |
| WILLOW HILL | WILLOW HILL, IL | 309 | 131 | — |
| LUDLOW | LUDLOW, IL | 308 | 3 | — |
| THE FORGE: LEMONT QUARRIES | LEMONT, IL | 305 | 6 | — |
| ALLERTON | ALLERTON, IL | 304 | 11 | — |
| LITTLE YORK | LITTLE YORK, IL | 304 | 274 | — |
| BARDOLPH | BARDOLPH, IL | 303 | 219 | — |
| MONTEBELLO ESTATE | LEMONT, IL | 303 | 0 | — |
| DG PARTNERS | VARNA, IL | 302 | 0 | — |
| LORAINE | LORAINE, IL | 300 | 180 | — |
| MARGARETS HI-ACRE MHP | AURORA, IL | 300 | 190 | — |
| MARGARETS PARK VIEW ESTATES MHP | AURORA, IL | 300 | 999 | — |
| BUCKINGHAM | BUCKINGHAM, IL | 300 | 56 | — |
| PRAIRIE PATH WATER COMPANY-DEL-MAR | MCHENRY, IL | 300 | 21 | — |
| ILPO REDWOOD MHP LLC | PONTIAC, IL | 300 | 15 | — |