WYANDOTTE, OK · Ottawa County
WYANDOTTE TRIBE OF OKLAHOMA Water System
Consumer Confidence Report status
WYANDOTTE TRIBE OF OKLAHOMA 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 WYANDOTTE TRIBE OF OKLAHOMA.
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)
- OK2005883
- System type
- Community Water System
- Population served
- 51
- Service connections
- 27
- Ownership
- Native American tribal
- Water source
- groundwater (wells)
WYANDOTTE TRIBE OF OKLAHOMA is one of 1,277 community water systems in Oklahoma in the 500 or fewer people size category, serving 51 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries between 2003 and 2005, all of which EPA lists as closed. Nothing has been added since 2005.
Of the 2, 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 Total Coliform Rules.
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
February 1, 2005 – February 28, 2005
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
September 1, 2003 – September 30, 2003
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| February 1, 2005 – February 28, 2005 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| September 1, 2003 – September 30, 2003 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is WYANDOTTE TRIBE OF OKLAHOMA required to publish a Consumer Confidence Report?
- Yes. WYANDOTTE TRIBE OF OKLAHOMA 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 WYANDOTTE TRIBE OF OKLAHOMA’s next Consumer Confidence Report due?
- WYANDOTTE TRIBE OF OKLAHOMA’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does WYANDOTTE TRIBE OF OKLAHOMA have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for WYANDOTTE TRIBE OF OKLAHOMA.
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
WYANDOTTE TRIBE OF OKLAHOMA
918-678-2297
WYANDOTTE, OK 74370