Public water system · OK2005883
ActiveWyandotte Tribe of Oklahoma
At a glance
Wyandotte Tribe of Oklahoma (PWSID OK2005883) is an active community water system in Ottawa County, Oklahoma. It reports serving 51 people through 27 service connections. Its primary water source is groundwater, and EPA lists it as Native American-owned. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in October 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
51
Service connections
27
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Wyandotte Tribe of Oklahoma compare with other water systems in Ottawa County?
By EPA's size categories, Wyandotte Tribe of Oklahoma is a very small system (500 people or fewer). Ottawa County has 19 active public water systems. Its population served is well below the county average of 1,283 people per system, and accounts for 0.2% of the 24,382 people reported by systems filed under the county. Across Oklahoma, the 1,254 active systems average 2,907 people each. Nationally, the average active community water system reports serving 6,703 people, so Wyandotte Tribe of Oklahoma is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Oklahoma has 864 active community water systems, 69% of the state's 1,254 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 701 Oklahoma systems (56%) list groundwater as their primary source.
Who owns and regulates Wyandotte Tribe of Oklahoma?
EPA lists Wyandotte Tribe of Oklahoma as Native American-owned. The OK state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 1 of the 19 active systems in Ottawa County (5.3%) are also Native American-owned.
Does Wyandotte Tribe of Oklahoma have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in October 2005. The violations listed here began between August 1997 and October 2005. By type: 10 monitoring and reporting and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (12 of them). EPA lists 10 as resolved and 2 as archived. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2005-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2003-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-09-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2003-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1999-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1999-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-12-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1997-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
The 12 most recent violations in EPA's records, newest first. Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Wyandotte Tribe of Oklahoma: frequently asked questions
Who runs Wyandotte Tribe of Oklahoma?
Wyandotte Tribe of Oklahoma (PWSID OK2005883) is a community water system Native American-owned. It is regulated by the OK state drinking water program.
How many people does Wyandotte Tribe of Oklahoma serve?
Wyandotte Tribe of Oklahoma reports serving 51 people through 27 service connections in Ottawa County, Oklahoma.
Where does Wyandotte Tribe of Oklahoma get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Wyandotte Tribe of Oklahoma have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in October 2005. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Wyandotte Tribe of Oklahoma's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in October 2005. For current results, consult the system's annual water quality report, EPA ECHO, or the OK state drinking water program.
Where can I find Wyandotte Tribe of Oklahoma's water quality report?
As a community water system, Wyandotte Tribe of Oklahoma must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Ottawa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Miami | Ottawa | 13,704 | Community | Groundwater |
| Commerce | Ottawa | 2,645 | Community | Groundwater |
| Afton Pwa | Ottawa | 1,428 | Community | Surface water |
| Fairland Public Works Authority | Ottawa | 1,025 | Community | Groundwater |
| Quapaw | Ottawa | 906 | Community | Groundwater |
| Ottawa Co Rwd #5 | Ottawa | 750 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Wyandotte Tribe of Oklahoma, PWSID OK2005883, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/wyandotte-tribe-of-oklahoma-ok2005883 (data as of October 1, 2026).