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 |
|---|---|---|---|---|
| COLFAX | IL1130350 | Illinois | Community | 989 |
| MILLEDGEVILLE | IL0150150 | Illinois | Community | 989 |
| NEWARK | IL0930100 | Illinois | Community | 986 |
| LOCKPORT HEIGHTS SD | IL1977070 | Illinois | Community | 984 |
| ENERGY | IL1990350 | Illinois | Community | 984 |
| REST AREA I74E MACKINAW DELLS | IL3058412 | Illinois | Transient Non-Community | 980 |
| JACKSONVILLE CRCTL CNTR | IL1375200 | Illinois | Community | 980 |
| REST AREA I-74W MACKINAW DELLS | IL3058420 | Illinois | Transient Non-Community | 975 |
| WENONA | IL1234950 | Illinois | Community | 974 |
| RAYMOND | IL1350550 | Illinois | Community | 974 |
| RIDGE FARM | IL1830750 | Illinois | Community | 973 |
| VIOLA | IL1310450 | Illinois | Community | 970 |
| APPLE CREEK WATER COOP | IL1370040 | Illinois | Community | 968 |
| ASHTON | IL1030100 | Illinois | Community | 967 |
| RAMSEY | IL0510200 | Illinois | Community | 966 |
| WATAGA | IL0950600 | Illinois | Community | 965 |
| RAPIDS CITY | IL1610600 | Illinois | Community | 962 |
| PERCY | IL1570350 | Illinois | Community | 961 |
| CAMP DUNCAN POOL | IL3095158 | Illinois | Transient Non-Community | 960 |
| CAMP INDEPENDENCE | IL3095125 | Illinois | Transient Non-Community | 960 |
| CLAY CITY | IL0250050 | Illinois | Community | 957 |
| ATKINSON | IL0730200 | Illinois | Community | 955 |
| MENDON | IL0010500 | Illinois | Community | 953 |
| LELAND | IL0990350 | Illinois | Community | 951 |
| THE OLD OAKS RESTAURANT | IL3092874 | Illinois | Transient Non-Community | 950 |
| FERMI NATL ACCEL LAB-MAIN SITE | IL3132597 | Illinois | Non-Transient Non-Community | 950 |
| TRINITY LUTHERAN CHURCH | IL3053207 | Illinois | Transient Non-Community | 950 |
| TRINITY LUTHERAN CHURCH | IL0053207 | Illinois | Transient Non-Community | 950 |
| ST DAVID | IL0570800 | Illinois | Community | 950 |
| LIBERTY PARK HOMEOWNERS ASSOCIATION | IL0435600 | Illinois | Community | 950 |
| STRONGHURST | IL0710400 | Illinois | Community | 950 |
| CONSTELLATION ENERGY GENERATION LLC | IL3110833 | Illinois | Non-Transient Non-Community | 950 |
| HARBOR POINT ESTATES MHP | IL0317010 | Illinois | Community | 950 |
| FS GAS AND FOOD MART INC. | IL3105510 | Illinois | Transient Non-Community | 950 |
| CONCORDE BANQUETS | IL3104968 | Illinois | Transient Non-Community | 950 |
| BOYLESTON WATERWORKS CORP | IL1915050 | Illinois | Community | 948 |
| KINMUNDY | IL1210300 | Illinois | Community | 940 |
| MANSFIELD | IL1470300 | Illinois | Community | 939 |
| GOODFIELD | IL2034450 | Illinois | Community | 936 |
| CALVARY CHRISTIAN CENTER | IL3129650 | Illinois | Non-Transient Non-Community | 932 |
| STONINGTON | IL0210550 | Illinois | Community | 932 |
| PRAIRIE PATH WATER COMPANY-APPLE CANYON | IL0855150 | Illinois | Community | 931 |
| MISSISSIPPI RAPIDS REST AREA | IL3116186 | Illinois | Transient Non-Community | 930 |
| SUMNER | IL1010300 | Illinois | Community | 921 |
| WEST MILLBROOK APARTMENTS | NC4092053 | Illinois | Community | 920 |
| LAWRENCE PARK-OSP FILL SOURCE | IL3130492 | Illinois | Transient Non-Community | 920 |
| BIRDS PINKSTAFF WATER DISTRICT | IL1015300 | Illinois | Community | 920 |
| AQUA ILLINOIS-MOECHERVILLE | IL0895300 | Illinois | Community | 920 |
| WILLOW LAKE ESTATES MHP | IL0894400 | Illinois | Community | 920 |
| AVON | IL0570100 | Illinois | Community | 920 |