ST. LOUIS, OK · Pottawatomie County
ST. LOUIS RWD Water System
Consumer Confidence Report status
ST. LOUIS RWD 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 1 open health-based violation for ST. LOUIS RWD, alongside 1 other open item.
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 Oklahoma’s official records. Always confirm current status with Oklahoma before making decisions based on this information.
System facts
- System ID (PWSID)
- OK2006304
- System type
- Community Water System
- Population served
- 225
- Service connections
- 89
- Ownership
- local government
- Water source
- groundwater (wells)
ST. LOUIS RWD is one of 1,277 community water systems in Oklahoma in the 500 or fewer people size category, serving 225 people from groundwater.
As of August 1, 2026, its federal record holds 12 entries between 1993 and 2024, of which 1 health-based item remains open, alongside 1 other open entry.
Of the 12, 10 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 Total Coliform Rules, the Lead and Copper Rule, and the Groundwater Rule.
Violation history
LSL Reporting
—LEAD AND COPPER RULE REVISIONS
October 17, 2024
AddressedLSL Inventory
Health-basedLEAD AND COPPER RULE REVISIONS
October 17, 2024
AddressedMonitoring, Source Water (GWR)
—E. COLI
September 25, 2020 – August 13, 2021
ResolvedMonitoring, Source Water (GWR)
—E. COLI
November 24, 2015 – February 28, 2018
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
December 1, 2012 – December 31, 2012
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
December 1, 2012 – December 31, 2012
ResolvedMonitoring, Repeat Minor (TCR)
—Coliform (TCR)
December 1, 2012 – December 31, 2012
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 1, 2012 – July 31, 2012
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
October 1, 2011 – October 31, 2011
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 2011 – August 31, 2011
ResolvedMonitoring, Source Water (GWR)
—E. COLI
May 1, 2010 – May 31, 2010
ResolvedInitial Tap Sampling for Pb and Cu
—Lead and Copper Rule
June 1, 1993 – June 21, 1994
Resolved
Addressed corrective action reported, pending final confirmationResolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 17, 2024 | LSL Reporting | LEAD AND COPPER RULE REVISIONS | — | Addressed |
| October 17, 2024 | LSL Inventory | LEAD AND COPPER RULE REVISIONS | Health-based | Addressed |
| September 25, 2020 – August 13, 2021 | Monitoring, Source Water (GWR) | E. COLI | — | Resolved |
| November 24, 2015 – February 28, 2018 | Monitoring, Source Water (GWR) | E. COLI | — | Resolved |
| December 1, 2012 – December 31, 2012 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| December 1, 2012 – December 31, 2012 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| December 1, 2012 – December 31, 2012 | Monitoring, Repeat Minor (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2012 – July 31, 2012 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 2011 – October 31, 2011 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| August 1, 2011 – August 31, 2011 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| May 1, 2010 – May 31, 2010 | Monitoring, Source Water (GWR) | E. COLI | — | Resolved |
| June 1, 1993 – June 21, 1994 | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | — | Resolved |
Addressed corrective action reported, pending final confirmationResolved addressed and confirmed by the state
Enforcement actions
- December 11, 2021State Public Notification received55 linked violations
- March 18, 2016State Public Notification requested58 linked violations
- December 27, 2012Federal Compliance achieved1 linked violation
Common questions
Is ST. LOUIS RWD required to publish a Consumer Confidence Report?
- Yes. ST. LOUIS RWD 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 ST. LOUIS RWD’s next Consumer Confidence Report due?
- ST. LOUIS RWD’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does ST. LOUIS RWD have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show 1 open health-based violation for ST. LOUIS RWD, alongside 1 other open item.
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
ST. LOUIS UTILITY CO
405-289-1251
ST. LOUIS, OK 74866