JOLIET, IL · Will County
JOLIET TREATMENT CENTER Water System
Consumer Confidence Report status
JOLIET TREATMENT CENTER must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for JOLIET TREATMENT CENTER.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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.
System facts
- System ID (PWSID)
- IL1970465
- System type
- Community Water System
- Population served
- 217
- Service connections
- 18
- Ownership
- state government
- Water source
- groundwater (wells)
JOLIET TREATMENT CENTER is one of 1,572 community water systems in Illinois in the 500 or fewer people size category, serving 217 people from groundwater.
As of August 1, 2026, EPA's published records contain no violations for this system.
Violation history
No violations on record for this system.
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is JOLIET TREATMENT CENTER required to publish a Consumer Confidence Report?
- Yes. JOLIET TREATMENT CENTER is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is JOLIET TREATMENT CENTER’s next Consumer Confidence Report due?
- JOLIET TREATMENT CENTER’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does JOLIET TREATMENT CENTER have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for JOLIET TREATMENT CENTER.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
COBBS, KENNETH
815-730-4400
JOLIET, IL 60431