Public water system · WV3305412
ActiveWilliamstown Water Dept
At a glance
Williamstown Water Dept (PWSID WV3305412) is an active community water system in Wood County, West Virginia. It reports serving 3,469 people through 1,567 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,469
Service connections
1,567
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Williamstown Water Dept compare with other water systems in Wood County?
By EPA's size categories, Williamstown Water Dept is a medium system (3,301 to 10,000 people). Wood County has 10 active public water systems. Its population served is about 60% below the county average of 8,698 people per system, and accounts for 4% of the 86,977 people reported by systems filed under the county. Across West Virginia, the 791 active systems average 2,032 people each. Nationally, the average active community water system reports serving 6,703 people, so Williamstown Water Dept is about half of 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. West Virginia has 427 active community water systems, 54% of the state's 791 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 468 West Virginia systems (59%) list groundwater as their primary source.
Who owns and regulates Williamstown Water Dept?
EPA lists Williamstown Water Dept as owned by a local government. The WV state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 8 of the 10 active systems in Wood County (80%) are also owned by a local government.
Does Williamstown Water Dept have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2025. The violations listed here began between January 2023 and October 2025. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Lead and Copper Rule (2 of them). EPA lists 9 as archived, 2 as unaddressed and 1 as resolved. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement. 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 |
|---|---|---|---|---|
| 2025-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2024-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2024-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) adipatecode 2035 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Heptachlorcode 2065 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Carbofurancode 2046 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cyanidecode 1024 | No | Archived |
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.
Williamstown Water Dept: frequently asked questions
Who runs Williamstown Water Dept?
Williamstown Water Dept (PWSID WV3305412) is a community water system owned by a local government. It is regulated by the WV state drinking water program.
How many people does Williamstown Water Dept serve?
Williamstown Water Dept reports serving 3,469 people through 1,567 service connections in Wood County, West Virginia.
Where does Williamstown Water Dept get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Williamstown Water Dept have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 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 Williamstown Water Dept'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, none is health-based, and the most recent began in October 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the WV state drinking water program.
Where can I find Williamstown Water Dept's water quality report?
As a community water system, Williamstown Water Dept 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 Wood County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Parkersburg Utility Board | Wood | 34,251 | Community | Groundwater under influence of surface water |
| Vienna | Wood | 12,507 | Community | Groundwater |
| Lubeck Psd | Wood | 11,724 | Community | Groundwater |
| Claywood Park Psd | Wood | 8,141 | Community | Surface water |
| Union Williams P S D | Wood | 7,883 | Community | Groundwater |
| Mineral Wells Psd | Wood | 5,674 | 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, “Williamstown Water Dept, PWSID WV3305412, West Virginia”, https://aquacensus.com/water-systems/west-virginia/williamstown-water-dept-wv3305412 (data as of October 1, 2026).