Public water system · OK1010812
ActiveWynnewood Water & Light
At a glance
Wynnewood Water & Light (PWSID OK1010812) is an active community water system in Garvin County, Oklahoma. It reports serving 2,307 people through 1,023 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, 8 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,307
Service connections
1,023
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Wynnewood Water & Light compare with other water systems in Garvin County?
By EPA's size categories, Wynnewood Water & Light is a small system (501 to 3,300 people). Garvin County has 13 active public water systems, and Wynnewood Water & Light is the 3rd-largest of them by population served. Its population served is about 27% above the county average of 1,813 people per system, and accounts for 9.8% of the 23,570 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 Wynnewood Water & Light is about 66% 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 Wynnewood Water & Light?
EPA lists Wynnewood Water & Light 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. 13 of the 13 active systems in Garvin County (100%) are also owned by a local government.
Does Wynnewood Water & Light have drinking water violations?
Of the 12 most recent violations in EPA's records, 8 are health-based, and the most recent began in July 2025. The violations listed here began between April 2016 and July 2025. By type: 5 contaminant level above the legal limit, 3 required treatment not met, 1 public notice, recordkeeping or other, 1 reporting, 1 monitoring and 1 monitoring and reporting. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (4 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2017-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2016-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2016-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2016-07-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2016-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2016-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2016-04-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | 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.
Wynnewood Water & Light: frequently asked questions
Who runs Wynnewood Water & Light?
Wynnewood Water & Light (PWSID OK1010812) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Wynnewood Water & Light serve?
Wynnewood Water & Light reports serving 2,307 people through 1,023 service connections in Garvin County, Oklahoma.
Where does Wynnewood Water & Light 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 Wynnewood Water & Light have any drinking water violations?
Of the 12 most recent violations in EPA's records, 8 are health-based, and the most recent began in July 2025. 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 Wynnewood Water & Light'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, 8 are health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the OK state drinking water program.
Where can I find Wynnewood Water & Light's water quality report?
As a community water system, Wynnewood Water & Light 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 Garvin County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pauls Valley | Garvin | 6,256 | Community | Surface water |
| Lindsay Pwa | Garvin | 2,850 | Community | Groundwater |
| Garvin Co Rwd # 6 (Wells) | Garvin | 1,680 | Community | Groundwater |
| Stratford | Garvin | 1,575 | Community | Groundwater |
| Garvin Co Rwd #2 | Garvin | 1,570 | Community | Groundwater |
| Garvin Co Rwd #1 | Garvin | 1,445 | 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, “Wynnewood Water & Light, PWSID OK1010812, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/wynnewood-water-light-ok1010812 (data as of October 1, 2026).