Public water system · MI2027874
ActiveColumbus County Park
At a glance
Columbus County Park (PWSID MI2027874) is an active transient non-community water system in St. Clair County, Michigan. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Columbus County Park compare with other water systems in St. Clair County?
By EPA's size categories, Columbus County Park is a very small system (500 people or fewer). St. Clair County has 96 active public water systems. Its population served is well below the county average of 1,246 people per system, and accounts for less than 0.1% of the 119,605 people reported by systems filed under the county. Across Michigan, the 10,599 active systems average 847 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Columbus County Park is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Michigan has 7,865 active transient non-community water systems, 74% of the state's 10,599 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,214 Michigan systems (96%) list groundwater as their primary source.
Who owns and regulates Columbus County Park?
EPA lists Columbus County Park as privately owned. The MI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 76 of the 96 active systems in St. Clair County (79%) are also privately owned.
Does Columbus County Park have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 2022. The violations listed here began between July 2012 and July 2022. By type: 3 monitoring and reporting and 2 monitoring. The contaminant or rule involved most often is Revised Total Coliform Rule (2 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2022-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2017-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2013-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 5 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.
Columbus County Park: frequently asked questions
Who runs Columbus County Park?
Columbus County Park (PWSID MI2027874) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Columbus County Park serve?
Columbus County Park reports serving 25 people through 1 service connection in St. Clair County, Michigan.
Where does Columbus County Park 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 Columbus County Park have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 2022. 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 Columbus County Park'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 5 violations for this system; none is health-based, and the most recent began in July 2022. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Columbus County Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Columbus County Park is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in St. Clair County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Port Huron, City of | St. Clair | 28,983 | Community | Surface water |
| Port Huron Township | St. Clair | 10,654 | Community | Purchased surface water |
| Marysville, City of | St. Clair | 9,959 | Community | Surface water |
| Clay Township | St. Clair | 9,866 | Community | Purchased surface water |
| Ira Township | St. Clair | 6,510 | Community | Surface water |
| St. Clair Water and Sewer Authority | St. Clair | 5,847 | Community | Surface water |
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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, “Columbus County Park, PWSID MI2027874, Michigan”, https://aquacensus.com/water-systems/michigan/columbus-county-park-mi2027874 (data as of October 1, 2026).