Public water system · IN5238001
ActiveDunkirk Water Department
At a glance
Dunkirk Water Department (PWSID IN5238001) is an active community water system in Jay County, Indiana. It reports serving 2,305 people through 967 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,305
Service connections
967
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Dunkirk Water Department compare with other water systems in Jay County?
By EPA's size categories, Dunkirk Water Department is a small system (501 to 3,300 people). Jay County has 30 active public water systems, and Dunkirk Water Department is the 2nd-largest of them by population served. Its population served is about 5.2 times the county average of 439 people per system, and accounts for 17% of the 13,183 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active community water system reports serving 6,703 people, so Dunkirk Water Department is about 66% 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. Indiana has 770 active community water systems, 19% of the state's 3,969 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,769 Indiana systems (95%) list groundwater as their primary source.
Who owns and regulates Dunkirk Water Department?
EPA lists Dunkirk Water Department as owned by a local government. The IN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 5 of the 30 active systems in Jay County (17%) are also owned by a local government.
Does Dunkirk Water Department have drinking water violations?
EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 2025. The violations listed here began between June 1995 and October 2025. By type: 7 public notice, recordkeeping or other, 3 monitoring and reporting and 1 reporting. The contaminant or rule involved most often is Consumer Confidence Rule (7 of them). EPA lists 9 as resolved and 2 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 |
|---|---|---|---|---|
| 2025-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2016-11-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2010-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2000-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | 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 |
| 1995-06-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 11 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.
Dunkirk Water Department: frequently asked questions
Who runs Dunkirk Water Department?
Dunkirk Water Department (PWSID IN5238001) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Dunkirk Water Department serve?
Dunkirk Water Department reports serving 2,305 people through 967 service connections in Jay County, Indiana.
Where does Dunkirk Water Department 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 Dunkirk Water Department have any drinking water violations?
EPA's records list 11 violations for this system; 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 Dunkirk Water Department'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 11 violations for this system; 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 IN state drinking water program.
Where can I find Dunkirk Water Department's water quality report?
As a community water system, Dunkirk Water Department 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 Jay County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Portland Municipal Water Plant | Jay | 6,209 | Community | Groundwater |
| Redkey Water Plant | Jay | 1,323 | Community | Groundwater |
| Pennville Water Company | Jay | 706 | Community | Groundwater |
| Holy Trinity Church | Jay | 400 | Transient non-community | Groundwater |
| Bloomfield Elementary School | Jay | 300 | Non-transient non-community | Groundwater |
| Fellowship Baptist Church | Jay | 294 | Non-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, “Dunkirk Water Department, PWSID IN5238001, Indiana”, https://aquacensus.com/water-systems/indiana/dunkirk-water-department-in5238001 (data as of October 1, 2026).