Browse Water Systems
25,921 public water systems in IL.
Public Water Systems Database
Browse 25,921 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 |
|---|---|---|---|---|
| TOWER LAKES | IL0975010 | Illinois | Community | 1,372 |
| GALLATIN-WHITE WATER DISTRICT | IL0595100 | Illinois | Community | 1,370 |
| HEBRON | IL1110300 | Illinois | Community | 1,368 |
| GARDNER | IL0630400 | Illinois | Community | 1,361 |
| HILLTOP MHP | IL1130080 | Illinois | Community | 1,360 |
| GRANVILLE | IL1550050 | Illinois | Community | 1,359 |
| TOLUCA | IL1230250 | Illinois | Community | 1,348 |
| CAPRON | IL0070100 | Illinois | Community | 1,343 |
| HERITAGE LAKES SUBDIVISION | IL1795460 | Illinois | Community | 1,341 |
| RIVERDALE SCHOOL DISTRICT #100 | IL3113985 | Illinois | Non-Transient Non-Community | 1,340 |
| BONNIE BRAE FOREST MANOR SNDST | IL1975140 | Illinois | Community | 1,338 |
| FORRESTON | IL1410200 | Illinois | Community | 1,338 |
| ROCK SPRINGS MHP | FL3481093 | Illinois | Community | 1,338 |
| ASHLAND | IL0170100 | Illinois | Community | 1,333 |
| ROSSVILLE | IL1830800 | Illinois | Community | 1,331 |
| WARREN | IL0850500 | Illinois | Community | 1,323 |
| NORTH UTICA | IL0990650 | Illinois | Community | 1,323 |
| EAST MORELAND WTR SERVICE ASSN | IL1975600 | Illinois | Community | 1,320 |
| HARRISTOWN | IL1150210 | Illinois | Community | 1,320 |
| BARRY | IL1490050 | Illinois | Community | 1,318 |
| OTTER LAKE WATER COMMISSION | IL1175200 | Illinois | Community | 1,318 |
| ASSUMPTION | IL0210050 | Illinois | Community | 1,315 |
| WALNUT | IL0111100 | Illinois | Community | 1,311 |
| MILFORD | IL0750650 | Illinois | Community | 1,306 |
| WAYSIDE FURNITURE | IL3044842 | Illinois | Transient Non-Community | 1,300 |
| BENET ACADEMY | IL3039933 | Illinois | Non-Transient Non-Community | 1,300 |
| BAIT SHOP | IL3061861 | Illinois | Transient Non-Community | 1,300 |
| WAYSIDE FURNITURE | IL0044842 | Illinois | Transient Non-Community | 1,300 |
| FDL CRCTL INST & PRSN CMP | IL0050010 | Illinois | Community | 1,300 |
| BAIT SHOP | IL0061861 | Illinois | Transient Non-Community | 1,300 |
| HILL CRCTL CTR | IL0950010 | Illinois | Community | 1,300 |
| WYOMING | IL1750200 | Illinois | Community | 1,300 |
| TAYLORVILLE CORRECTIONAL CENTER | IL0210010 | Illinois | Community | 1,300 |
| BLUE MOUND | IL1150100 | Illinois | Community | 1,300 |
| PRAIRIE PATH WATER COMPANY-LAKE WILDWOOD | IL1235200 | Illinois | Community | 1,295 |
| GOOD SHEPHERD HOSPITAL | IL3130302 | Illinois | Non-Transient Non-Community | 1,290 |
| COUNTRYSIDE LAKE SUBDIVISION -LAKE CO PW | IL0975200 | Illinois | Community | 1,287 |
| NEW HOPE WATERWORKS CORP | IL1915100 | Illinois | Community | 1,285 |
| TOLEDO | IL0350200 | Illinois | Community | 1,278 |
| IL AMERICAN-WASHINGTON ESTATES | IL1797050 | Illinois | Community | 1,278 |
| PETROLIA PWD | IL1015350 | Illinois | Community | 1,275 |
| CHRISMAN | IL0450100 | Illinois | Community | 1,273 |
| ST ELMO | IL0510250 | Illinois | Community | 1,272 |
| COBDEN | IL1810150 | Illinois | Community | 1,267 |
| ROAD RANGER TRAVEL CENTER | WI1130569 | Illinois | Transient Non-Community | 1,267 |
| LADD | IL0110450 | Illinois | Community | 1,263 |
| VALMEYER | IL1330250 | Illinois | Community | 1,263 |
| HARTFORD | IL1190500 | Illinois | Community | 1,260 |
| CHATSWORTH | IL1050100 | Illinois | Community | 1,256 |
| LIBERTY-LEDFORD PWD | IL1655050 | Illinois | Community | 1,255 |