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 |
|---|---|---|---|---|
| IL AMERICAN-GLASFORD | IL1430350 | Illinois | Community | 1,193 |
| CAMP POINT | IL0010050 | Illinois | Community | 1,190 |
| DOWELL | IL0770250 | Illinois | Community | 1,188 |
| FERGES WATER DISTRICT | IL1995050 | Illinois | Community | 1,185 |
| CUBA | IL0570300 | Illinois | Community | 1,184 |
| IL AMERICAN-ANDALUSIA | IL1610050 | Illinois | Community | 1,184 |
| DANVERS | IL1130450 | Illinois | Community | 1,183 |
| VALIER | IL0550600 | Illinois | Community | 1,182 |
| RAMBLERS REST RESORT | FL6581479 | Illinois | Community | 1,180 |
| WALNUT HILL | IL1210600 | Illinois | Community | 1,180 |
| MINIER | IL1790450 | Illinois | Community | 1,180 |
| QUANTUM CHEM CORP-USI DVN | IL0415100 | Illinois | Community | 1,175 |
| SOUTH BARRINGTON | IL0310200 | Illinois | Community | 1,175 |
| DIVERNON | IL1670450 | Illinois | Community | 1,172 |
| MECHANICSBURG-BUFFALO WATER COMMISSION | IL1675150 | Illinois | Community | 1,170 |
| KINGSTON | IL0370250 | Illinois | Community | 1,160 |
| ATWOOD | IL0414060 | Illinois | Community | 1,155 |
| GORHAM | IL0770350 | Illinois | Community | 1,143 |
| MALTA | IL0370350 | Illinois | Community | 1,143 |
| PROSPECT WATER DISTRICT | IL1655110 | Illinois | Community | 1,140 |
| MOUNDS | IL1530150 | Illinois | Community | 1,135 |
| PRAIRIE PATH WATER COMPANY-FERSON CREEK | IL0895800 | Illinois | Community | 1,134 |
| OQUAWKA | IL0710300 | Illinois | Community | 1,125 |
| JOHNSBURG NO.2 | IL1115080 | Illinois | Community | 1,124 |
| ROYALTON | IL0555030 | Illinois | Community | 1,118 |
| FLANAGAN | IL1050400 | Illinois | Community | 1,110 |
| ORAVILLE WATER DISTRICT | IL0775250 | Illinois | Community | 1,108 |
| IL AMERICAN-VALLEY MARINA | IL0935100 | Illinois | Community | 1,102 |
| WASHINGTON ESTATES I | PA5630075 | Illinois | Community | 1,100 |
| MC DONALDS | IL3045708 | Illinois | Transient Non-Community | 1,100 |
| GRACE BIBLE CHURCH | IL3132050 | Illinois | Non-Transient Non-Community | 1,100 |
| BIG HOLLOW SCHOOL | IL3139618 | Illinois | Non-Transient Non-Community | 1,100 |
| ZENITH RADIO CORP | IL3076851 | Illinois | Non-Transient Non-Community | 1,100 |
| PARK CREST WTR CMPNY | IL1775100 | Illinois | Community | 1,100 |
| LAKE MATTOON PWD | IL0295250 | Illinois | Community | 1,100 |
| WOODLAWN MIDDLE/COUNTRY MEADOW ELEM | IL3138792 | Illinois | Non-Transient Non-Community | 1,100 |
| GRIGGSVILLE | IL1490300 | Illinois | Community | 1,097 |
| GREENFIELD | IL0610150 | Illinois | Community | 1,097 |
| WORDEN | IL1191200 | Illinois | Community | 1,096 |
| HEARTVILLE PWD | IL0495200 | Illinois | Community | 1,092 |
| CROSSVILLE | IL1930150 | Illinois | Community | 1,091 |
| HAMEL | IL1190450 | Illinois | Community | 1,087 |
| ROBINSON CORRECTIONAL CENTER | IL0330010 | Illinois | Community | 1,085 |
| IRVINGTON | IL1890250 | Illinois | Community | 1,081 |
| MEREDOSIA | IL1370300 | Illinois | Community | 1,075 |
| HIGHLAND HILLS SD | IL0435560 | Illinois | Community | 1,071 |
| MORRISONVILLE | IL0210300 | Illinois | Community | 1,068 |
| ELKVILLE | IL0770300 | Illinois | Community | 1,068 |
| EDINBURG | IL0210150 | Illinois | Community | 1,068 |
| GOREVILLE | IL0870200 | Illinois | Community | 1,068 |