Public water system · OH1900812
ActiveA and R Union City Park MHP Pws
At a glance
A and R Union City Park MHP Pws (PWSID OH1900812) is an active community water system in Darke County, Ohio. It reports serving 85 people through 41 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, 2 are health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
85
Service connections
41
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does A and R Union City Park MHP Pws compare with other water systems in Darke County?
By EPA's size categories, A and R Union City Park MHP Pws is a very small system (500 people or fewer). Darke County has 66 active public water systems. Its population served is well below the county average of 545 people per system, and accounts for 0.2% of the 35,986 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 A and R Union City Park MHP Pws 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. 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 A and R Union City Park MHP Pws?
EPA lists A and R Union City Park MHP 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. 12 of the 66 active systems in Darke County (18%) are also owned by a local government.
Does A and R Union City Park MHP Pws have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2024. The violations listed here began between July 1996 and July 2024. By type: 6 monitoring and reporting, 4 public notice, recordkeeping or other and 2 required treatment not met. The contaminant or rule involved most often is Consumer Confidence Rule (4 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 |
|---|---|---|---|---|
| 2024-07-31 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2013-12-31 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2008-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2006-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Asbestoscode 1094 | No | Resolved |
| 2003-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2001-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1997-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1996-08-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 1996-07-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | 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.
A and R Union City Park MHP Pws: frequently asked questions
Who runs A and R Union City Park MHP Pws?
A and R Union City Park MHP Pws (PWSID OH1900812) is a community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does A and R Union City Park MHP Pws serve?
A and R Union City Park MHP Pws reports serving 85 people through 41 service connections in Darke County, Ohio.
Where does A and R Union City Park MHP 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 A and R Union City Park MHP Pws have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 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 A and R Union City Park MHP 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, 2 are health-based, and the most recent began in July 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 A and R Union City Park MHP Pws' water quality report?
As a community water system, A and R Union City Park MHP 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 Darke County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Greenville City Pws | Darke | 13,227 | Community | Surface water |
| Eldora Speedway Main Concessions Pws | Darke | 3,007 | Transient non-community | Groundwater |
| Versailles Village Pws | Darke | 2,687 | Community | Groundwater |
| Arcanum Village Pws | Darke | 2,100 | Community | Groundwater |
| Bradford Village Pws | Darke | 2,000 | Community | Groundwater |
| Ansonia Village Pws | Darke | 1,174 | 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, “A and R Union City Park MHP Pws, PWSID OH1900812, Ohio”, https://aquacensus.com/water-systems/ohio/a-and-r-union-city-park-mhp-pws-oh1900812 (data as of October 1, 2026).