Public water system · MI2071459
ActiveMccarthy Park
At a glance
Mccarthy Park (PWSID MI2071459) is an active transient non-community water system in Montcalm County, Michigan. It reports serving 30 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
30
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mccarthy Park compare with other water systems in Montcalm County?
By EPA's size categories, Mccarthy Park is a very small system (500 people or fewer). Montcalm County has 160 active public water systems. Its population served is well below the county average of 316 people per system, and accounts for less than 0.1% of the 50,482 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 Mccarthy 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 Mccarthy Park?
EPA lists Mccarthy 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. 151 of the 160 active systems in Montcalm County (94%) are also privately owned.
Does Mccarthy Park have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in July 2024. By type: 1 monitoring. The contaminant or rule involved is Revised Total Coliform Rule. EPA lists 1 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 |
|---|---|---|---|---|
| 2024-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
The one violation in EPA's records.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.
Mccarthy Park: frequently asked questions
Who runs Mccarthy Park?
Mccarthy Park (PWSID MI2071459) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Mccarthy Park serve?
Mccarthy Park reports serving 30 people through 1 service connection in Montcalm County, Michigan.
Where does Mccarthy 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 Mccarthy Park have any drinking water violations?
EPA's records list one violation for this system; it is not 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 Mccarthy 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 one violation for this system; it is not health-based, and the most recent began in July 2024. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Mccarthy Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mccarthy 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 Montcalm County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Greenville | Montcalm | 8,816 | Community | Groundwater |
| Carson City | Montcalm | 3,322 | Community | Groundwater |
| Howard City | Montcalm | 1,800 | Community | Groundwater |
| Montcalm Community College | Montcalm | 1,484 | Community | Groundwater |
| Stanton | Montcalm | 1,417 | Community | Groundwater |
| Montcalm Community College | Montcalm | 1,400 | 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, “Mccarthy Park, PWSID MI2071459, Michigan”, https://aquacensus.com/water-systems/michigan/mccarthy-park-mi2071459 (data as of October 1, 2026).