CENTRALIA, MO · Boone County
CENTRALIA PWS Water System
Consumer Confidence Report status
CENTRALIA PWS 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 CENTRALIA PWS.
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 Missouri’s official records. Always confirm current status with Missouri before making decisions based on this information.
System facts
- System ID (PWSID)
- MO3010152
- System type
- Community Water System
- Population served
- 4,027
- Service connections
- 2,108
- Ownership
- local government
- Water source
- groundwater (wells)
CENTRALIA PWS is one of 140 community water systems in Missouri in the 3,301 to 10,000 people size category, serving 4,027 people from groundwater.
As of August 1, 2026, its federal record holds 3 entries between 2001 and 2020, all of which EPA lists as closed. Nothing has been added since 2020.
None of the 3 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Consumer Confidence Rule and the Total Coliform Rules.
Violation history
Consumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2020 – November 10, 2020
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2018 – November 10, 2020
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2001 – August 31, 2001
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2020 – November 10, 2020 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2018 – November 10, 2020 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| August 1, 2001 – August 31, 2001 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- July 3, 2019State Compliance achieved5 linked violations
Common questions
Is CENTRALIA PWS required to publish a Consumer Confidence Report?
- Yes. CENTRALIA PWS 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 CENTRALIA PWS’s next Consumer Confidence Report due?
- CENTRALIA PWS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CENTRALIA PWS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CENTRALIA PWS.
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
STRAIN, TARA
573-682-2139
CENTRALIA, MO 65240-0000