Public water system · MS0320004
ActiveUnion Church Waterworks Assn
At a glance
Union Church Waterworks Assn (PWSID MS0320004) is an active community water system in Jefferson County, Mississippi. It reports serving 1,456 people through 521 service connections. Its primary water source is groundwater, and EPA lists it as under public/private ownership. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,456
Service connections
521
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Union Church Waterworks Assn compare with other water systems in Jefferson County?
By EPA's size categories, Union Church Waterworks Assn is a small system (501 to 3,300 people). Jefferson County has 6 active public water systems, and Union Church Waterworks Assn is the 3rd-largest of them by population served. Its population served is roughly in line with the county average of 1,419 people per system, and accounts for 17% of the 8,516 people reported by systems filed under the county. Across Mississippi, the 1,133 active systems average 2,832 people each. Nationally, the average active community water system reports serving 6,703 people, so Union Church Waterworks Assn 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. Mississippi has 947 active community water systems, 84% of the state's 1,133 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,053 Mississippi systems (93%) list groundwater as their primary source.
Who owns and regulates Union Church Waterworks Assn?
EPA lists Union Church Waterworks Assn as under public/private ownership. The MS 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 6 active systems in Jefferson County (83%) are also under public/private ownership.
Does Union Church Waterworks Assn have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025. The violations listed here began between October 2021 and July 2025. By type: 10 monitoring and reporting, 1 public notice, recordkeeping or other and 1 monitoring. The contaminants or rules involved are Consumer Confidence Rule, Revised Total Coliform Rule, Arsenic and Barium. EPA lists 12 as resolved. 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 |
|---|---|---|---|---|
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2023-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Berylliumcode 1075 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Antimonycode 1074 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | 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.
Union Church Waterworks Assn: frequently asked questions
Who runs Union Church Waterworks Assn?
Union Church Waterworks Assn (PWSID MS0320004) is a community water system under public/private ownership. It is regulated by the MS state drinking water program.
How many people does Union Church Waterworks Assn serve?
Union Church Waterworks Assn reports serving 1,456 people through 521 service connections in Jefferson County, Mississippi.
Where does Union Church Waterworks Assn 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 Union Church Waterworks Assn 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 July 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 Union Church Waterworks Assn'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 July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the MS state drinking water program.
Where can I find Union Church Waterworks Assn's water quality report?
As a community water system, Union Church Waterworks Assn 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 |
|---|---|---|---|---|
| Lorman Water Association | Jefferson | 2,162 | Community | Groundwater |
| City of Fayette | Jefferson | 2,000 | Community | Groundwater |
| Mcnair-Stampley W/A #2 | Jefferson | 1,188 | Community | Groundwater |
| Mcnair-Stampley W/A #1 | Jefferson | 1,148 | Community | Groundwater |
| Mcnair-Stampley W/A #3 | Jefferson | 562 | 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, “Union Church Waterworks Assn, PWSID MS0320004, Mississippi”, https://aquacensus.com/water-systems/mississippi/union-church-waterworks-assn-ms0320004 (data as of October 1, 2026).