Public water system · MI2021415
ActiveSpare Key Winery
At a glance
Spare Key Winery (PWSID MI2021415) is an active transient non-community water system in Charlevoix 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 Safe Drinking Water Act records list no violations for this system.
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 Spare Key Winery compare with other water systems in Charlevoix County?
By EPA's size categories, Spare Key Winery is a very small system (500 people or fewer). Charlevoix County has 114 active public water systems. Its population served is well below the county average of 244 people per system, and accounts for 0.1% of the 27,792 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 Spare Key Winery 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 Spare Key Winery?
EPA lists Spare Key Winery 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. 102 of the 114 active systems in Charlevoix County (89%) are also privately owned.
Does Spare Key Winery have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Spare Key Winery. For the latest compliance status, check EPA ECHO for current compliance history.
Spare Key Winery: frequently asked questions
Who runs Spare Key Winery?
Spare Key Winery (PWSID MI2021415) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Spare Key Winery serve?
Spare Key Winery reports serving 30 people through 1 service connection in Charlevoix County, Michigan.
Where does Spare Key Winery 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 Spare Key Winery have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Spare Key Winery'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Spare Key Winery's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Spare Key Winery 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 Charlevoix County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Boyne City, City of | Charlevoix | 3,735 | Community | Groundwater |
| Charlevoix | Charlevoix | 3,124 | Community | Surface water |
| East Jordan, City of | Charlevoix | 2,215 | Community | Groundwater |
| Charlevoix Township | Charlevoix | 1,700 | Community | Groundwater |
| Lavender Hill Farm | Charlevoix | 1,015 | Transient non-community | Groundwater |
| Boyne Mountain Resort | Charlevoix | 950 | 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, “Spare Key Winery, PWSID MI2021415, Michigan”, https://aquacensus.com/water-systems/michigan/spare-key-winery-mi2021415 (data as of October 1, 2026).