Public water system · OH0701516
ActiveSt. Clairsville, City of Pws
At a glance
St. Clairsville, City of Pws (PWSID OH0701516) is an active community water system in Belmont County, Ohio. It reports serving 5,097 people through 2,423 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, 3 are health-based, and the most recent began in November 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,097
Service connections
2,423
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does St. Clairsville, City of Pws compare with other water systems in Belmont County?
By EPA's size categories, St. Clairsville, City of Pws is a medium system (3,301 to 10,000 people). Belmont County has 20 active public water systems, and St. Clairsville, City of Pws is the 4th-largest of them by population served. Its population served is about 64% above the county average of 3,105 people per system, and accounts for 8.2% of the 62,099 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 St. Clairsville, City of Pws is about 24% 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 102 Ohio systems (2.6%) list surface water as their primary source.
Who owns and regulates St. Clairsville, City of Pws?
EPA lists St. Clairsville, City of Pws 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. 7 of the 20 active systems in Belmont County (35%) are also owned by a local government.
Does St. Clairsville, City of Pws have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in November 2025. The violations listed here began between October 2021 and November 2025. By type: 5 public notice, recordkeeping or other, 2 required treatment not met, 2 monitoring, 2 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Public Notice (3 of them). EPA lists 9 as resolved, 2 as archived 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. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-11-01 | Required treatment not metSingle Turbidity Exceed (Enhanced SWTR) · code 43 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Archived |
| 2025-10-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2025-10-01 | Required treatment not metSingle Turbidity Exceed (Enhanced SWTR) · code 43 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Archived |
| 2024-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2024-01-01 | Monitoring and reportingFailure Submit IDSE/Subpart V Plan Rpt · code 35 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-02-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2022-11-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2022-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2022-08-23 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | 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.
St. Clairsville, City of Pws: frequently asked questions
Who runs St. Clairsville, City of Pws?
St. Clairsville, City of Pws (PWSID OH0701516) is a community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does St. Clairsville, City of Pws serve?
St. Clairsville, City of Pws reports serving 5,097 people through 2,423 service connections in Belmont County, Ohio.
Where does St. Clairsville, City of Pws 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 St. Clairsville, City of Pws have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in November 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 St. Clairsville, City of Pws' 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, 3 are health-based, and the most recent began in November 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the OH state drinking water program.
Where can I find St. Clairsville, City of Pws' water quality report?
As a community water system, St. Clairsville, City of Pws 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 Belmont County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Belmont Co. Sanitary District 3 Pws | Belmont | 26,822 | Community | Groundwater |
| Martins Ferry Public Water System | Belmont | 6,980 | Community | Groundwater |
| Barnesville | Belmont | 6,500 | Community | Surface water |
| Bellaire Public Water System | Belmont | 4,278 | Community | Surface water |
| Shadyside Public Water System | Belmont | 3,689 | Community | Groundwater |
| Bridgeport Public Water System | Belmont | 2,830 | 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, “St. Clairsville, City of Pws, PWSID OH0701516, Ohio”, https://aquacensus.com/water-systems/ohio/st-clairsville-city-of-pws-oh0701516 (data as of October 1, 2026).