Public water system · MI2010932
ActiveWhalen'S Grindstone Shores
At a glance
Whalen'S Grindstone Shores (PWSID MI2010932) is an active transient non-community water system in Huron County, Michigan. It reports serving 300 people through 1 service connection. Its primary water source is surface water, and EPA lists it as privately owned. EPA's records list 4 violations for this system; none is health-based, and the most recent began in June 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
300
Service connections
1
Primary source
SW
Surface water
System type
TNCWS
Transient non-community water system
System record
How does Whalen'S Grindstone Shores compare with other water systems in Huron County?
By EPA's size categories, Whalen'S Grindstone Shores is a very small system (500 people or fewer). Huron County has 101 active public water systems. Its population served is roughly in line with the county average of 324 people per system, and accounts for 0.9% of the 32,763 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 Whalen'S Grindstone Shores is about twice 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 68 Michigan systems (0.6%) list surface water as their primary source.
Who owns and regulates Whalen'S Grindstone Shores?
EPA lists Whalen'S Grindstone Shores 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. 77 of the 101 active systems in Huron County (76%) are also privately owned.
Does Whalen'S Grindstone Shores have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in June 2021. The violations listed here began between June 2008 and June 2021. By type: 3 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 4 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 |
|---|---|---|---|---|
| 2021-06-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 4 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.
Whalen'S Grindstone Shores: frequently asked questions
Who runs Whalen'S Grindstone Shores?
Whalen'S Grindstone Shores (PWSID MI2010932) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Whalen'S Grindstone Shores serve?
Whalen'S Grindstone Shores reports serving 300 people through 1 service connection in Huron County, Michigan.
Where does Whalen'S Grindstone Shores get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Whalen'S Grindstone Shores have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in June 2021. 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 Whalen'S Grindstone Shores' 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 4 violations for this system; none is health-based, and the most recent began in June 2021. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Whalen'S Grindstone Shores' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Whalen'S Grindstone Shores 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 Huron County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Bad Axe | Huron | 3,129 | Community | Purchased surface water |
| Caseville Township | Huron | 2,005 | Community | Purchased surface water |
| Sebewaing Light & Water | Huron | 1,721 | Community | Groundwater |
| Harbor Beach, City of | Huron | 1,604 | Community | Surface water |
| Pigeon, Village of | Huron | 1,208 | Community | Purchased surface water |
| Port Hope-Gore-Rubicon U. A. | Huron | 1,058 | Community | Purchased surface water |
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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, “Whalen'S Grindstone Shores, PWSID MI2010932, Michigan”, https://aquacensus.com/water-systems/michigan/whalen-s-grindstone-shores-mi2010932 (data as of October 1, 2026).