Browse Water Systems
25,185 public water systems in IL.
Public Water Systems Database
Browse 25,185 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 |
|---|---|---|---|---|
| CHADDICK EQUITABLE FORD CITY | IL0052829 | Illinois | Transient Non-Community | 3,788 |
| GREENE COUNTY RWD | IL0610020 | Illinois | Community | 3,786 |
| BYRON | IL1410100 | Illinois | Community | 3,784 |
| PLEASANT VALLEY PWD | IL1435470 | Illinois | Community | 3,783 |
| EMBARRAS AREA WATER DISTRICT | IL0290020 | Illinois | Community | 3,750 |
| GILLESPIE | IL1170400 | Illinois | Community | 3,737 |
| HINSWOOD SBDV | IL0435520 | Illinois | Community | 3,700 |
| REND LAKE INTER-CITY WATER SYSTEM | IL0555100 | Illinois | Community | 3,650 |
| FOUNTAIN WATER DISTRICT | IL1330020 | Illinois | Community | 3,650 |
| FAIRBURY | IL1050350 | Illinois | Community | 3,633 |
| RIVERWOODS | IL0971450 | Illinois | Community | 3,618 |
| IL AMERICAN-TOLONO | IL0191000 | Illinois | Community | 3,604 |
| QUAKER OATS CO | IL3044925 | Illinois | Transient Non-Community | 3,600 |
| QUAKER OATS CO | IL0044925 | Illinois | Transient Non-Community | 3,600 |
| FOX LAKE PLANT 2 | IL0975780 | Illinois | Community | 3,600 |
| WOODLAWN | IL0810450 | Illinois | Community | 3,587 |
| THREE COUNTY PWD | IL1195450 | Illinois | Community | 3,575 |
| HAINESVILLE | IL0970400 | Illinois | Community | 3,528 |
| WESTERN WAYNE WATER DISTRICT | IL1910010 | Illinois | Community | 3,516 |
| JOHNSTON CITY | IL1990500 | Illinois | Community | 3,509 |
| SOUTH JACKSONVILLE | IL1370400 | Illinois | Community | 3,501 |
| GIBSON CITY | IL0530100 | Illinois | Community | 3,500 |
| ARGONNE NATIONAL LABORATORY 4 | IL3123273 | Illinois | Transient Non-Community | 3,500 |
| ARGONNE NATIONAL LABORATORY 3 | IL3123265 | Illinois | Transient Non-Community | 3,500 |
| ARGONNE NATIONAL LABORATORY 2 | IL3123257 | Illinois | Transient Non-Community | 3,500 |
| ARGONNE NATIONAL LAB | IL3123240 | Illinois | Non-Transient Non-Community | 3,500 |
| US ARMY FT SHERIDAN | IL0975637 | Illinois | Community | 3,500 |
| LE ROY | IL1130750 | Illinois | Community | 3,498 |
| FORSYTH | IL1150200 | Illinois | Community | 3,490 |
| ALEDO | IL1310050 | Illinois | Community | 3,470 |
| TRITOWNSHIP WATER DISTRICT | IL1190080 | Illinois | Community | 3,470 |
| OREGON | IL1410400 | Illinois | Community | 3,449 |
| BEACH PARK NO.2 | IL0971220 | Illinois | Community | 3,435 |
| HARDINVILLE WATER COMPANY | IL0330020 | Illinois | Community | 3,403 |
| WILLOWBROOK H S #88 | IL0037218 | Illinois | Transient Non-Community | 3,400 |
| LUTHERAN GENERAL HOSPITAL | IL3154633 | Illinois | Non-Transient Non-Community | 3,400 |
| MACKINAW | IL1790350 | Illinois | Community | 3,399 |
| RUSHVILLE | IL1690200 | Illinois | Community | 3,375 |
| CARLYLE | IL0270300 | Illinois | Community | 3,373 |
| LAKE SARA AREA WATER CO-OP, INC. | IL0495150 | Illinois | Community | 3,352 |
| FULTON | IL1950250 | Illinois | Community | 3,346 |
| PONTOON BEACH PWD | IL1195300 | Illinois | Community | 3,325 |
| GALENA | IL0850200 | Illinois | Community | 3,308 |
| IL AMERICAN-LIBERTY RIDGE WEST | IL0435650 | Illinois | Community | 3,307 |
| ABINGDON | IL0950050 | Illinois | Community | 3,275 |
| CASEY | IL0230050 | Illinois | Community | 3,274 |
| VIRDEN | IL1171100 | Illinois | Community | 3,274 |
| MOUNT STERLING | IL0090100 | Illinois | Community | 3,271 |
| OLIN WINCHESTER LLC | IL3095893 | Illinois | Non-Transient Non-Community | 3,250 |
| INDIAN HEAD PARK | IL0311410 | Illinois | Community | 3,240 |