Public water system · OK3002201
ActiveLeedey
At a glance
Leedey (PWSID OK3002201) is an active community water system in Dewey County, Oklahoma. It reports serving 436 people through 245 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
436
Service connections
245
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Leedey compare with other water systems in Dewey County?
By EPA's size categories, Leedey is a very small system (500 people or fewer). Dewey County has 8 active public water systems, and Leedey is the 3rd-largest of them by population served. Its population served is about 30% above the county average of 336 people per system, and accounts for 16% of the 2,690 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 Leedey 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 67 Oklahoma systems (5.3%) list purchased groundwater as their primary source.
Who owns and regulates Leedey?
EPA lists Leedey 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 8 active systems in Dewey County (75%) are also owned by a local government.
Does Leedey have drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2024. The violations listed here began between July 1993 and November 2024. By type: 3 monitoring and reporting, 2 public notice, recordkeeping or other, 1 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Revised Total Coliform Rule (2 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2024-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-11-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2023-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2013-09-09 | Public notice, recordkeeping or otherFailure to Notify Other PWS · code 73 | Groundwater Rulecode 0700 | No | Resolved |
| 2012-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1993-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 7 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.
Leedey: frequently asked questions
Who runs Leedey?
Leedey (PWSID OK3002201) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Leedey serve?
Leedey reports serving 436 people through 245 service connections in Dewey County, Oklahoma.
Where does Leedey get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Leedey have any drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2024. 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 Leedey'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. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the OK state drinking water program.
Where can I find Leedey's water quality report?
As a community water system, Leedey 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 Dewey County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Seiling | Dewey | 860 | Community | Groundwater |
| Vici | Dewey | 668 | Community | Groundwater |
| Taloga | Dewey | 372 | Community | Groundwater |
| Dewey Co Rwd #2 | Dewey | 150 | Community | Groundwater |
| Dewey Co Rwd #1 | Dewey | 129 | Community | Groundwater |
| Bels Club | Dewey | 50 | Transient non-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, “Leedey, PWSID OK3002201, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/leedey-ok3002201 (data as of October 1, 2026).