Public water system · MI2037214
ActiveMantke'S Mini Mart
At a glance
Mantke'S Mini Mart (PWSID MI2037214) is an active transient non-community water system in Cass County, Michigan. It reports serving 75 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 January 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
75
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mantke'S Mini Mart compare with other water systems in Cass County?
By EPA's size categories, Mantke'S Mini Mart is a very small system (500 people or fewer). Cass County has 135 active public water systems. Its population served is well below the county average of 251 people per system, and accounts for 0.2% of the 33,840 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 Mantke'S Mini Mart is about half of 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 Mantke'S Mini Mart?
EPA lists Mantke'S Mini Mart 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. 130 of the 135 active systems in Cass County (96%) are also privately owned.
Does Mantke'S Mini Mart have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2024. By type: 1 monitoring. The contaminant or rule involved is Revised Total Coliform Rule. EPA lists 1 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
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.
Mantke'S Mini Mart: frequently asked questions
Who runs Mantke'S Mini Mart?
Mantke'S Mini Mart (PWSID MI2037214) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Mantke'S Mini Mart serve?
Mantke'S Mini Mart reports serving 75 people through 1 service connection in Cass County, Michigan.
Where does Mantke'S Mini Mart 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 Mantke'S Mini Mart 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 January 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 Mantke'S Mini Mart'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 January 2024. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Mantke'S Mini Mart's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mantke'S Mini Mart 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 Cass County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Dowagiac | Cass | 6,350 | Community | Groundwater |
| Cassopolis | Cass | 1,815 | Community | Groundwater |
| Cass County Water System | Cass | 1,350 | Community | Groundwater |
| Edwardsburg | Cass | 1,260 | Community | Groundwater |
| Marcellus | Cass | 1,198 | Community | Groundwater |
| Howard-Ellis Elementary | Cass | 780 | 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, “Mantke'S Mini Mart, PWSID MI2037214, Michigan”, https://aquacensus.com/water-systems/michigan/mantke-s-mini-mart-mi2037214 (data as of October 1, 2026).