Public water system · OH6402403
ActiveOakdale Water District
At a glance
Oakdale Water District (PWSID OH6402403) is an active community water system in Perry County, Ohio. It reports serving 250 people through 85 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; none is health-based, and the most recent began in November 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
250
Service connections
85
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Oakdale Water District compare with other water systems in Perry County?
By EPA's size categories, Oakdale Water District is a very small system (500 people or fewer). Perry County has 25 active public water systems. Its population served is well below the county average of 1,104 people per system, and accounts for 0.9% of the 27,605 people reported by systems filed under the county. Across Ohio, the 3,854 active systems average 2,767 people each. Nationally, the average active community water system reports serving 6,703 people, so Oakdale Water District 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. Ohio has 1,028 active community water systems, 27% of the state's 3,854 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 114 Ohio systems (3%) list purchased groundwater as their primary source.
Who owns and regulates Oakdale Water District?
EPA lists Oakdale Water District as owned by a local government. The OH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 19 of the 25 active systems in Perry County (76%) are also owned by a local government.
Does Oakdale Water District have drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in November 2022. The violations listed here began between February 1995 and November 2022. By type: 7 monitoring and reporting and 3 public notice, recordkeeping or other. The contaminant or rule involved most often is Haloacetic acids (HAA5) (3 of them). EPA lists 9 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 |
|---|---|---|---|---|
| 2022-11-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2021-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2015-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2015-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2012-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2002-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 1995-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 10 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.
Oakdale Water District: frequently asked questions
Who runs Oakdale Water District?
Oakdale Water District (PWSID OH6402403) is a community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does Oakdale Water District serve?
Oakdale Water District reports serving 250 people through 85 service connections in Perry County, Ohio.
Where does Oakdale Water District 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 Oakdale Water District have any drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in November 2022. 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 Oakdale Water District'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 10 violations for this system; none is health-based, and the most recent began in November 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the OH state drinking water program.
Where can I find Oakdale Water District's water quality report?
As a community water system, Oakdale Water District 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 Perry County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| New Lexington | Perry | 5,161 | Community | Surface water |
| Southern Perry Co-Congo | Perry | 4,029 | Community | Purchased groundwater |
| Old Straitsville Water Association | Perry | 2,950 | Community | Purchased groundwater |
| Crooksville | Perry | 2,534 | Community | Purchased groundwater |
| Portersville East Branch Water Co. | Perry | 2,340 | Community | Purchased groundwater |
| Northern Perry Co.Water #2 | Perry | 1,802 | 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, “Oakdale Water District, PWSID OH6402403, Ohio”, https://aquacensus.com/water-systems/ohio/oakdale-water-district-oh6402403 (data as of October 1, 2026).