Warren County, Illinois Water Systems
Warren County, Illinois
6 community water systems on record — 6 active, 0 inactive.
Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.
Community water systems in Warren County, Illinois
- ALEXISALEXIS · 836 servedActive
- KIRKWOODKIRKWOOD · 714 servedActive
- LITTLE SWAN LAKE SDMONMOUTH · 438 servedActive
- LITTLE YORKLITTLE YORK · 304 servedActive
- MONMOUTHMONMOUTH · 8,902 servedActive
- ROSEVILLEROSEVILLE · 915 servedActive
| System name | City | Population served | Status |
|---|---|---|---|
| ALEXIS | ALEXIS | 836 | Active |
| KIRKWOOD | KIRKWOOD | 714 | Active |
| LITTLE SWAN LAKE SD | MONMOUTH | 438 | Active |
| LITTLE YORK | LITTLE YORK | 304 | Active |
| MONMOUTH | MONMOUTH | 8,902 | Active |
| ROSEVILLE | ROSEVILLE | 915 | Active |