Public water system · MI0000050
ActiveAhmeek
At a glance
Ahmeek (PWSID MI0000050) is an active community water system in Keweenaw County, Michigan. It reports serving 148 people through 90 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
148
Service connections
90
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Ahmeek compare with other water systems in Keweenaw County?
By EPA's size categories, Ahmeek is a very small system (500 people or fewer). Keweenaw County has 19 active public water systems. Its population served is roughly in line with the county average of 142 people per system, and accounts for 5.5% of the 2,701 people reported by systems filed under the county. Across Michigan, the 10,599 active systems average 847 people each. Nationally, the average active community water system reports serving 6,703 people, so Ahmeek is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Michigan has 1,332 active community water systems, 13% of the state's 10,599 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 42 Michigan systems (0.4%) list purchased groundwater as their primary source.
Who owns and regulates Ahmeek?
EPA lists Ahmeek as owned by a local government. 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. 5 of the 19 active systems in Keweenaw County (26%) are also owned by a local government.
Does Ahmeek have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2020. The violations listed here began between June 1997 and July 2020. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (10 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2020-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2015-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-12-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1997-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
The 12 most recent 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.
Ahmeek: frequently asked questions
Who runs Ahmeek?
Ahmeek (PWSID MI0000050) is a community water system owned by a local government. It is regulated by the MI state drinking water program.
How many people does Ahmeek serve?
Ahmeek reports serving 148 people through 90 service connections in Keweenaw County, Michigan.
Where does Ahmeek get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Ahmeek have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2020. 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 Ahmeek'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Ahmeek's water quality report?
As a community water system, Ahmeek must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Keweenaw County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Keweenaw Mountain Lodge | Keweenaw | 485 | Transient non-community | Groundwater under influence of surface water |
| Isle Royale-Rock Harbor | Keweenaw | 335 | Transient non-community | Surface water |
| Eagle Harbor Township | Keweenaw | 300 | Community | Groundwater |
| Dnr - Fort Wilkins State Park | Keweenaw | 225 | Transient non-community | Groundwater |
| Grant Township - Copper Harbor | Keweenaw | 200 | Community | Groundwater |
| Mount Bohemia Ski Resort | Keweenaw | 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, “Ahmeek, PWSID MI0000050, Michigan”, https://aquacensus.com/water-systems/michigan/ahmeek-mi0000050 (data as of October 1, 2026).