Public water system record
Cahokia Heights
Serves Cahokia Heights and Sauget, St. Clair County, IL · 15,250 people served
Federal records show no health-based violations and no monitoring or reporting issues for Cahokia Heights in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Cahokia Heights buys its water from IL American-East St Louis.
- Lead pipe inventory: 0 lead and 0 unknown out of 5,347 service lines.
Check whether Cahokia Heights serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016, and no monitoring or reporting violations either.
Where the water comes from
Cahokia Heights buys its water from IL American-East St Louis. It lists no wells or intakes of its own. It also has an emergency connection to Columbia. 2 smaller public systems such as schools, businesses or campgrounds buy water from Cahokia Heights. 1 other public water system has an emergency connection to Cahokia Heights.
Buys water from
- IL American-East St Louis Godfrey, IL
Emergency or part-time connections to
- Columbia Columbia, IL
Annual water quality report
Cahokia Heights must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Illinois.
Certified drinking water labs by state EPA guidance for private wells