Public water system · OK1010822
ActiveDavis
At a glance
Davis (PWSID OK1010822) is an active community water system in Murray County, Oklahoma. It reports serving 2,610 people through 1,713 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, 6 are health-based, and the most recent began in June 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,610
Service connections
1,713
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Davis compare with other water systems in Murray County?
By EPA's size categories, Davis is a small system (501 to 3,300 people). Murray County has 9 active public water systems, and Davis is the 4th-largest of them by population served. Its population served is roughly in line with the county average of 2,384 people per system, and accounts for 12% of the 21,453 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 Davis is about 61% 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 Davis?
EPA lists Davis 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. 6 of the 9 active systems in Murray County (67%) are also owned by a local government.
Does Davis have drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in June 2025. The violations listed here began between July 2023 and June 2025. By type: 6 required treatment not met, 5 monitoring and reporting and 1 reporting. The contaminant or rule involved most often is Carbon, total (4 of them). 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 |
|---|---|---|---|---|
| 2025-06-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2025-06-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2025-05-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 2025-04-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 2025-02-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 2025-02-01 | Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 2025-01-01 | Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 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 |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Atrazinecode 2050 | No | Resolved |
| 2023-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2023-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | 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.
Davis: frequently asked questions
Who runs Davis?
Davis (PWSID OK1010822) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Davis serve?
Davis reports serving 2,610 people through 1,713 service connections in Murray County, Oklahoma.
Where does Davis 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 Davis have any drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in June 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 Davis' 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, 6 are health-based, and the most recent began in June 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 Davis' water quality report?
As a community water system, Davis 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 Murray County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Falls Creek Baptist Conference Center | Murray | 7,000 | Community | Surface water |
| Sulphur | Murray | 4,929 | Community | Groundwater |
| Murray Co Rwd # 1 | Murray | 4,800 | Community | Groundwater |
| Buckhorn Rwd #2 | Murray | 1,260 | Community | Purchased groundwater |
| West Davis Rwd | Murray | 500 | Community | Purchased surface water |
| Dougherty | Murray | 224 | Community | Purchased 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, “Davis, PWSID OK1010822, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/davis-ok1010822 (data as of October 1, 2026).