CLAYTON, IL · Adams County
CLAYTON Water System
Consumer Confidence Report status
CLAYTON 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 CLAYTON.
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)
- IL0010100
- System type
- Community Water System
- Population served
- 709
- Service connections
- 290
- Ownership
- local government
- Water source
- groundwater (wells)
CLAYTON is one of 773 community water systems in Illinois in the 501 to 3,300 people size category, serving 709 people from groundwater.
As of August 1, 2026, its federal record holds 1 entry in 1977, all of which EPA lists as closed. Nothing has been added since 1977.
All 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Radionuclides and Revised Rad Rule.
Violation history
Monitoring, Regular
—Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| June 30, 1977 – June 29, 1981 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- July 8, 2008State Compliance achieved3 linked violations
- April 1, 2007State Compliance achieved3 linked violations
- October 12, 2006State Violation/Reminder Notice4 linked violations
- July 28, 2006State Compliance achieved5 linked violations
- September 7, 2005State Public Notification requested6 linked violations
- September 7, 2005State Violation/Reminder Notice5 linked violations
- May 11, 2005State Violation/Reminder Notice2 linked violations
- May 11, 2005State Public Notification requested2 linked violations
- April 26, 2005State Compliance achieved3 linked violations
- November 19, 1994State Public Notification requested1 linked violation
- November 19, 1994State Violation/Reminder Notice1 linked violation
- October 15, 1994State Violation/Reminder Notice1 linked violation
- October 15, 1994State Public Notification requested1 linked violation
Common questions
Is CLAYTON required to publish a Consumer Confidence Report?
- Yes. CLAYTON 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 CLAYTON’s next Consumer Confidence Report due?
- CLAYTON’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CLAYTON have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CLAYTON.
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
MILLER, SAMUEL
217-440-7142
CLAYTON, IL 62324