Public water system · OH4101612
ActiveMingo Junction Pws
At a glance
Mingo Junction Pws (PWSID OH4101612) is an active community water system in Jefferson County, Ohio. It reports serving 3,350 people through 1,603 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, 3 are health-based, and the most recent began in December 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,350
Service connections
1,603
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Mingo Junction Pws compare with other water systems in Jefferson County?
By EPA's size categories, Mingo Junction Pws is a medium system (3,301 to 10,000 people). Jefferson County has 33 active public water systems, and Mingo Junction Pws is the 5th-largest of them by population served. Its population served is about twice the county average of 1,758 people per system, and accounts for 5.8% of the 58,009 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 Mingo Junction Pws 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. Ohio has 1,028 active community water systems, 27% of the state's 3,854 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,446 Ohio systems (89%) list groundwater as their primary source.
Who owns and regulates Mingo Junction Pws?
EPA lists Mingo Junction 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. 16 of the 33 active systems in Jefferson County (48%) are also owned by a local government.
Does Mingo Junction 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 December 2024. The violations listed here began between January 2000 and December 2024. By type: 5 public notice, recordkeeping or other, 4 monitoring and reporting and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Consumer Confidence Rule (5 of them). EPA lists 11 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 |
|---|---|---|---|---|
| 2024-12-20 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2022-10-26 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2018-09-14 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2017-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2016-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2001-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2000-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2000-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Berylliumcode 1075 | No | Resolved |
| 2000-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2000-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nickelcode 1036 | 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.
Mingo Junction Pws: frequently asked questions
Who runs Mingo Junction Pws?
Mingo Junction Pws (PWSID OH4101612) is a community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does Mingo Junction Pws serve?
Mingo Junction Pws reports serving 3,350 people through 1,603 service connections in Jefferson County, Ohio.
Where does Mingo Junction Pws 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 Mingo Junction 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 December 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 Mingo Junction 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 December 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the OH state drinking water program.
Where can I find Mingo Junction Pws' water quality report?
As a community water system, Mingo Junction 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 Jefferson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Steubenville, City of | Jefferson | 17,000 | Community | Surface water |
| Jefferson Co W and S District - M | Jefferson | 13,983 | Community | Purchased surface water |
| Toronto Pws | Jefferson | 5,676 | Community | Surface water |
| Wintersville Village Pws | Jefferson | 3,924 | Community | Purchased surface water |
| Jefferson Co W and S District- A | Jefferson | 2,635 | Community | Purchased groundwater |
| Brilliant Water and Sewer | Jefferson | 2,000 | 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, “Mingo Junction Pws, PWSID OH4101612, Ohio”, https://aquacensus.com/water-systems/ohio/mingo-junction-pws-oh4101612 (data as of October 1, 2026).