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 |
|---|---|---|---|---|
| THOMASBORO | IL0190950 | Illinois | Community | 1,066 |
| HIGHWAY 37 NORTH PWD | IL1995100 | Illinois | Community | 1,065 |
| PRAIRIE PATH WATER COMPANY-HARBOR RIDGE | IL0975620 | Illinois | Community | 1,064 |
| ENFIELD | IL1930200 | Illinois | Community | 1,064 |
| BENET ACADEMY H S | IL0039933 | Illinois | Transient Non-Community | 1,060 |
| LAKE IN THE WOODS SBDV | IL0435620 | Illinois | Community | 1,060 |
| SHAWNEETOWN | IL0590350 | Illinois | Community | 1,054 |
| AVA | IL0770050 | Illinois | Community | 1,053 |
| COULTERVILLE | IL1570150 | Illinois | Community | 1,052 |
| OLIVET NAZARENE UNIVERSITY | IL0915279 | Illinois | Community | 1,050 |
| FRANCISCAN HEALTH OLYMPIA FIELDS | IL3165845 | Illinois | Non-Transient Non-Community | 1,050 |
| PRAIRIE GROVE SCHOOL | IL3062398 | Illinois | Non-Transient Non-Community | 1,050 |
| SUBURBAN APARTMENTS (DE KALB UNIV DVL) | IL0375148 | Illinois | Community | 1,050 |
| CHEBANSE | IL0754240 | Illinois | Community | 1,044 |
| FEATHEROCK MHP | FL6291541 | Illinois | Community | 1,044 |
| DIXON CORRECTIONAL CENTER | IL1035500 | Illinois | Community | 1,038 |
| MARINE | IL1190700 | Illinois | Community | 1,037 |
| ILLIOPOLIS | IL1670550 | Illinois | Community | 1,037 |
| LINCOLN CORRECTIONAL CENTER | IL1075450 | Illinois | Community | 1,036 |
| ALTO PASS | IL1810100 | Illinois | Community | 1,032 |
| WASHBURN | IL2034940 | Illinois | Community | 1,032 |
| BUNCOMBE WATER DISTRICT | IL0775420 | Illinois | Community | 1,030 |
| WAMAC | IL1214920 | Illinois | Community | 1,030 |
| EJ WATER-SANGCHRIS | IL1670230 | Illinois | Community | 1,025 |
| LOVINGTON | IL1390250 | Illinois | Community | 1,024 |
| PRAIRIE PATH WATER COMPANY-LAKE MARIAN | IL0895200 | Illinois | Community | 1,022 |
| DU PAGE COUNTY BLACKHAWK H | IL0435200 | Illinois | Community | 1,020 |
| HOYLETON RWC | IL1895400 | Illinois | Community | 1,020 |
| LINCOLN PRAIRIE WATER COMPANY | IL1730020 | Illinois | Community | 1,015 |
| BLUE MESA RECREATION RANCH | CO0226150 | Illinois | Transient Non-Community | 1,015 |
| ALTO PASS WATER DISTRICT | IL1815150 | Illinois | Community | 1,015 |
| HOFFMAN RURAL WATER COMPANY | IL0275230 | Illinois | Community | 1,015 |
| ODELL | IL1050550 | Illinois | Community | 1,014 |
| IL AMERICAN-COUNTRY CLUB | IL0435350 | Illinois | Community | 1,014 |
| BANNOCKBURN | IL0970100 | Illinois | Community | 1,013 |
| OAKBROOK ESTATES MHP | IL1115125 | Illinois | Community | 1,012 |
| GRAND BEAR LODGE WATER PK/JACKS PLACE 6N | IL3149658 | Illinois | Transient Non-Community | 1,005 |
| PLEASANT HILL | IL1490800 | Illinois | Community | 1,004 |
| CENTRAL HIGH SCHOOL | IL3126417 | Illinois | Non-Transient Non-Community | 1,001 |
| HOLIDAY INN | IL3048793 | Illinois | Transient Non-Community | 1,000 |
| FIRST CHRISTIAN CHURCH | IL3142000 | Illinois | Transient Non-Community | 1,000 |
| SHILOH CHURCH | IL3044933 | Illinois | Transient Non-Community | 1,000 |
| LAKE RUN CONDOMINIUM ASSOC A | IL3087809 | Illinois | Transient Non-Community | 1,000 |
| LAKE RUN CONDOMINIUM ASSOC B | IL3087791 | Illinois | Transient Non-Community | 1,000 |
| GRAYSLAKE OUTDOOR THEATER | IL3086827 | Illinois | Transient Non-Community | 1,000 |
| NORTHERN ILLINOIS GAS | IL3041350 | Illinois | Transient Non-Community | 1,000 |
| BROOKWOOD COUNTRY CLUB | IL3041145 | Illinois | Transient Non-Community | 1,000 |
| LITTLE CITY COMMUNITY A | IL3085050 | Illinois | Transient Non-Community | 1,000 |
| PRESBYTERIAN CHURCH OF BARRNGT | IL3084707 | Illinois | Transient Non-Community | 1,000 |
| ROARING RAPIDS | IL3037192 | Illinois | Transient Non-Community | 1,000 |