Browse Water Systems
25,185 public water systems in IL.
Public Water Systems Database
Browse 25,185 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| AQUA ILLINOIS-CANDLEWICK DVN | IL0075050 | Illinois | Community | 6,426 |
| COUNTRYSIDE | IL0310570 | Illinois | Community | 6,420 |
| MANTENO | IL0910600 | Illinois | Community | 6,414 |
| DALLAS RURAL WATER DISTRICT | IL0710010 | Illinois | Community | 6,370 |
| SIU PROPERTIES VIA CARBONDALE | IL0775450 | Illinois | Community | 6,354 |
| METROPOLIS | IL1270150 | Illinois | Community | 6,309 |
| CARMI | IL1930100 | Illinois | Community | 6,307 |
| NORTHSHORE UNIVERSITY EVANSTON | IL3158048 | Illinois | Non-Transient Non-Community | 6,300 |
| FORT MASSAC PWD | IL1275050 | Illinois | Community | 6,290 |
| FAIRFIELD | IL1910100 | Illinois | Community | 6,202 |
| FRANKFORT SQUARE SBDV | IL1975270 | Illinois | Community | 6,200 |
| WILLIAMSVILLE | IL1671300 | Illinois | Community | 6,198 |
| BRAIDWOOD | IL1970150 | Illinois | Community | 6,194 |
| LCPW-KNOLLWOOD PWS | IL0975460 | Illinois | Community | 6,078 |
| BRENNAN BEACH RV RESORT | NY3702220 | Illinois | Transient Non-Community | 6,020 |
| FIRST NATIONAL BANK | IL3050286 | Illinois | Transient Non-Community | 6,000 |
| BOURBONNAIS | IL0910150 | Illinois | Community | 6,000 |
| HYATT DEERFIELD CAMPUS | IL3113209 | Illinois | Transient Non-Community | 6,000 |
| CATERPILLAR TRACTOR CO | IL0082271 | Illinois | Transient Non-Community | 6,000 |
| FIRST NATIONAL BANK | IL0050286 | Illinois | Transient Non-Community | 6,000 |
| BEARDSTOWN | IL0170150 | Illinois | Community | 5,951 |
| PEORIA HEIGHTS | IL1434750 | Illinois | Community | 5,908 |
| MOUNT ZION | IL1150350 | Illinois | Community | 5,833 |
| PINCKNEYVILLE | IL1450150 | Illinois | Community | 5,804 |
| HOOPESTON | IL1830450 | Illinois | Community | 5,802 |
| ST OF ILL SIU PROP SO HIGHWAY | IL0775550 | Illinois | Community | 5,800 |
| PANA | IL0210500 | Illinois | Community | 5,800 |
| EAST ALTON | IL1190200 | Illinois | Community | 5,786 |
| STAUNTON | IL1171050 | Illinois | Community | 5,756 |
| MILL CREEK PWD | IL0015300 | Illinois | Community | 5,755 |
| COAL CITY | IL0630200 | Illinois | Community | 5,749 |
| WILMINGTON | IL1971100 | Illinois | Community | 5,700 |
| FAYETTE WATER COMPANY | IL0510010 | Illinois | Community | 5,608 |
| SHELBYVILLE | IL1730300 | Illinois | Community | 5,600 |
| LAKE BLUFF | IL0970750 | Illinois | Community | 5,600 |
| SPRING VALLEY | IL0111000 | Illinois | Community | 5,582 |
| MILLSTONE PWD | IL1515050 | Illinois | Community | 5,565 |
| MONTICELLO | IL1470350 | Illinois | Community | 5,548 |
| IL AMERICAN-FERNWAY | IL0315030 | Illinois | Community | 5,521 |
| ROSEWOOD TRACE SBDV | IL0437080 | Illinois | Community | 5,500 |
| EASTERN ILLINOIS UNIVERSITY | IL0295500 | Illinois | Community | 5,500 |
| WATSEKA | IL0750900 | Illinois | Community | 5,500 |
| NORTHEAST MOUNT VERNON WATER COMPANY | IL0810010 | Illinois | Community | 5,483 |
| NORTHFIELD | IL0312100 | Illinois | Community | 5,470 |
| SWANSEA | IL1631400 | Illinois | Community | 5,432 |
| PARK CITY | IL0971400 | Illinois | Community | 5,425 |
| ROBBINS | IL0312700 | Illinois | Community | 5,415 |
| PIKE COUNTY PWD 1 | IL1495000 | Illinois | Community | 5,375 |
| AQUA ILLINOIS-OAK BROOK | IL0430055 | Illinois | Community | 5,361 |
| HIGHWOOD | IL0970550 | Illinois | Community | 5,335 |