Browse Water Systems
25,913 public water systems in IL.
Public Water Systems Database
Browse 25,913 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 |
|---|---|---|---|---|
| PITTSBURG | IL1990600 | Illinois | Community | 2,948 |
| FMC WATER COMPANY | IL1210020 | Illinois | Community | 2,945 |
| ARCOLA | IL0410050 | Illinois | Community | 2,927 |
| WOODRIDGE-FARMINGDALE | IL0435370 | Illinois | Community | 2,865 |
| MOUNT MORRIS | IL1410350 | Illinois | Community | 2,861 |
| HEYWORTH | IL1130650 | Illinois | Community | 2,853 |
| MISSION BROOK SD | IL0315920 | Illinois | Community | 2,852 |
| HOLIDAY SHORES SD | IL1195110 | Illinois | Community | 2,840 |
| ALBION | IL0470050 | Illinois | Community | 2,839 |
| WELDON SPRINGS STATE PARK | IL0044735 | Illinois | Transient Non-Community | 2,833 |
| WELDON SPRINGS STATE PARK | IL0044727 | Illinois | Transient Non-Community | 2,833 |
| SOUTHERN IL UNIVERSITY-EDWARDSVILLE | IL1195550 | Illinois | Community | 2,817 |
| EL PASO | IL2030150 | Illinois | Community | 2,812 |
| MCLEANSBORO | IL0650200 | Illinois | Community | 2,812 |
| HIGHLAND PARK HOSPITAL | IL3163253 | Illinois | Non-Transient Non-Community | 2,800 |
| GREENE CNTY WORK CAMP | IL0610010 | Illinois | Community | 2,800 |
| SOUTH PALOS TWSP SANITARY DIST | IL0310140 | Illinois | Community | 2,800 |
| KANKAKEE STATE PARK CONCESSION | IL0009670 | Illinois | Transient Non-Community | 2,778 |
| NORTH MORGAN WATER COOP | IL1375050 | Illinois | Community | 2,763 |
| HAMILTON | IL0670400 | Illinois | Community | 2,753 |
| TRENTON | IL0270500 | Illinois | Community | 2,742 |
| PAWNEE | IL1670850 | Illinois | Community | 2,739 |
| LAKEMOOR | IL0970270 | Illinois | Community | 2,720 |
| BURNSIDE PWD | IL0875050 | Illinois | Community | 2,702 |
| ILLINOIS BENEDICTINE COLLEGE | IL3037176 | Illinois | Transient Non-Community | 2,700 |
| ILLINOIS BENEDICTINE COLLEGE | IL0430140 | Illinois | Community | 2,700 |
| ARROWHEAD ACRES | IL0044941 | Illinois | Transient Non-Community | 2,700 |
| LENA | IL1770300 | Illinois | Community | 2,680 |
| CARROLLTON | IL0610050 | Illinois | Community | 2,680 |
| T-L RURAL WATER DISTRICT | IL1430030 | Illinois | Community | 2,665 |
| COLONA WEST | IL0730550 | Illinois | Community | 2,640 |
| FOX LAKE HILLS SUBDIVISION - LAKE CO PW | IL0975550 | Illinois | Community | 2,628 |
| ROUND LAKE HEIGHTS | IL0970260 | Illinois | Community | 2,622 |
| LOCKPORT TOWNSHIP WATER SYSTEM | IL1978100 | Illinois | Community | 2,610 |
| MOULTRIE COUNTY RWD | IL1395150 | Illinois | Community | 2,600 |
| FOUR LAKES VLG SBDV | IL0435390 | Illinois | Community | 2,600 |
| BRIDGEPORT | IL1010100 | Illinois | Community | 2,572 |
| MASON CITY | IL1250350 | Illinois | Community | 2,558 |
| SADDLEBROOK FARMS | IL0970120 | Illinois | Community | 2,558 |
| AVISTON | IL0270100 | Illinois | Community | 2,545 |
| ODIN | IL1210350 | Illinois | Community | 2,543 |
| GREENWOOD-CREEK NATION WATER COMPANY | IL0555200 | Illinois | Community | 2,530 |
| KENILWORTH | IL0311500 | Illinois | Community | 2,514 |
| CARTHAGE | IL0670250 | Illinois | Community | 2,510 |
| DIAMOND | IL0630250 | Illinois | Community | 2,508 |
| SESSER | IL0550450 | Illinois | Community | 2,505 |
| COLONA EAST | IL0730400 | Illinois | Community | 2,501 |
| NORTHSHORE UNIVERSITY SKOKIE | IL3155309 | Illinois | Non-Transient Non-Community | 2,500 |
| BAXTER HEALTH CARE/HANLINE | IL3033050 | Illinois | Non-Transient Non-Community | 2,500 |
| COAL CITY AREA CLUB | IL3031500 | Illinois | Transient Non-Community | 2,500 |