COUNTY WATER-SYSTEM LEDGER
Williamson, Illinois
Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.
Systems8active CWS · pop. 2,500+
Population served61,905reported total; may overlap
Current violation flag37.5%3 systems
Serious-violator flag0.0%0 systems
01 / SYSTEMS
Water systems serving Williamson
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| MarionIL1990550 | 16,855 | Surface water purchased | No current violation flagged |
| HerrinIL1990400 | 12,747 | Surface water purchased | Current monitoring/reporting flag |
| Lake Of Egypt PwdIL1995200 | 11,368 | Surface water | No current violation flagged |
| CartervilleIL1990150 | 6,528 | Surface water purchased | No current violation flagged |
| Coal Valley PwdIL1995250 | 4,023 | Surface water purchased | No current violation flagged |
| Corinth PwdIL1995120 | 3,927 | Surface water purchased | Other current violation flag |
| Johnston CityIL1990500 | 3,509 | Surface water purchased | Current monitoring/reporting flag |
| PittsburgIL1990600 | 2,948 | Surface water purchased | No current violation flagged |
02 / SOURCE MIX
How to read the population total
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.