Public water system · MI2028749
ActiveGarnet Lake Campground
At a glance
Garnet Lake Campground (PWSID MI2028749) is an active transient non-community water system in Mackinac 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 3 violations for this system; 2 are health-based, and the most recent began in January 2017.
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 Garnet Lake Campground compare with other water systems in Mackinac County?
By EPA's size categories, Garnet Lake Campground is a very small system (500 people or fewer). Mackinac County has 113 active public water systems. Its population served is well below the county average of 110 people per system, and accounts for 0.2% of the 12,387 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 Garnet Lake Campground 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 Garnet Lake Campground?
EPA lists Garnet Lake Campground 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. 96 of the 113 active systems in Mackinac County (85%) are also privately owned.
Does Garnet Lake Campground have drinking water violations?
EPA's records list 3 violations for this system; 2 are health-based, and the most recent began in January 2017. The violations listed here began between July 2002 and January 2017. By type: 2 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 3 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 |
|---|---|---|---|---|
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2012-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 3 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.
Garnet Lake Campground: frequently asked questions
Who runs Garnet Lake Campground?
Garnet Lake Campground (PWSID MI2028749) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Garnet Lake Campground serve?
Garnet Lake Campground reports serving 25 people through 1 service connection in Mackinac County, Michigan.
Where does Garnet Lake Campground 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 Garnet Lake Campground have any drinking water violations?
EPA's records list 3 violations for this system; 2 are health-based, and the most recent began in January 2017. 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 Garnet Lake Campground'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 3 violations for this system; 2 are health-based, and the most recent began in January 2017. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Garnet Lake Campground's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Garnet Lake Campground 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 Mackinac County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| St. Ignace | Mackinac | 2,987 | Community | Surface water |
| Mackinac Island | Mackinac | 583 | Community | Surface water |
| Engadine School | Mackinac | 552 | Non-transient non-community | Groundwater |
| Les Cheneaux School | Mackinac | 336 | Non-transient non-community | Groundwater |
| Mdot - Gros Cap Park, P219 | Mackinac | 200 | Transient non-community | Groundwater |
| Hiawatha Sportmen'S Club-Grp 1 (7-16) | Mackinac | 200 | 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, “Garnet Lake Campground, PWSID MI2028749, Michigan”, https://aquacensus.com/water-systems/michigan/garnet-lake-campground-mi2028749 (data as of October 1, 2026).