Public water system · OK1021616
ActiveSpavinaw
At a glance
Spavinaw (PWSID OK1021616) is an active community water system in Mayes County, Oklahoma. It reports serving 432 people through 292 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
432
Service connections
292
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Spavinaw compare with other water systems in Mayes County?
By EPA's size categories, Spavinaw is a very small system (500 people or fewer). Mayes County has 23 active public water systems. Its population served is well below the county average of 1,931 people per system, and accounts for 1% of the 44,401 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 Spavinaw 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 175 Oklahoma systems (14%) list surface water as their primary source.
Who owns and regulates Spavinaw?
EPA lists Spavinaw as owned by a local government. 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. 16 of the 23 active systems in Mayes County (70%) are also owned by a local government.
Does Spavinaw have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2016. The violations listed here began between April 2001 and January 2016. By type: 10 monitoring and reporting and 2 required treatment not met. The contaminants or rules involved are Interim Enhanced Surface Water Treatment Rule, Surface Water Treatment Rule, 2,4-D and Trichloroethylene. EPA lists 12 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2016-01-01 | Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 2010-04-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 2,4-Dcode 2105 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | trans-1,2-Dichloroethylenecode 2979 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzenecode 2990 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toluenecode 2991 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | p-Dichlorobenzenecode 2969 | No | Resolved |
| 2001-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | 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.
Spavinaw: frequently asked questions
Who runs Spavinaw?
Spavinaw (PWSID OK1021616) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Spavinaw serve?
Spavinaw reports serving 432 people through 292 service connections in Mayes County, Oklahoma.
Where does Spavinaw get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Spavinaw 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 January 2016. 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 Spavinaw'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 January 2016. For current results, consult the system's annual water quality report, EPA ECHO, or the OK state drinking water program.
Where can I find Spavinaw's water quality report?
As a community water system, Spavinaw 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 Mayes County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pryor | Mayes | 8,784 | Community | Purchased surface water |
| Mayes Co Rwd # 2 | Mayes | 6,280 | Community | Purchased surface water |
| Mayes Co Rwd #4 | Mayes | 4,183 | Community | Purchased surface water |
| Okla Ordnance Works Authority | Mayes | 4,000 | Community | Surface water |
| Mayes Co Rwd # 6 | Mayes | 3,750 | Community | Surface water |
| Mayes Co Rwd # 5 | Mayes | 3,360 | Community | Purchased surface water |
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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, “Spavinaw, PWSID OK1021616, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/spavinaw-ok1021616 (data as of October 1, 2026).