Public water system · MI2001869
ActiveHilltop Marathon
At a glance
Hilltop Marathon (PWSID MI2001869) is an active transient non-community water system in Otsego County, Michigan. It reports serving 809 people through 1 service connection. Its primary water source is groundwater, 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 January 2011.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
809
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Hilltop Marathon compare with other water systems in Otsego County?
By EPA's size categories, Hilltop Marathon is a small system (501 to 3,300 people). Otsego County has 119 active public water systems, and Hilltop Marathon is the 5th-largest of them by population served. Its population served is about 4.6 times the county average of 175 people per system, and accounts for 3.9% of the 20,844 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 Hilltop Marathon is about 5.6 times 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 Hilltop Marathon?
EPA lists Hilltop Marathon 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. 104 of the 119 active systems in Otsego County (87%) are also privately owned.
Does Hilltop Marathon have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2011. The violations listed here began between January 1995 and January 2011. By type: 4 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 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 |
|---|---|---|---|---|
| 2011-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1995-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | 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.
Hilltop Marathon: frequently asked questions
Who runs Hilltop Marathon?
Hilltop Marathon (PWSID MI2001869) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Hilltop Marathon serve?
Hilltop Marathon reports serving 809 people through 1 service connection in Otsego County, Michigan.
Where does Hilltop Marathon 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 Hilltop Marathon have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2011. 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 Hilltop Marathon'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 4 violations for this system; none is health-based, and the most recent began in January 2011. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Hilltop Marathon's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Hilltop Marathon 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 Otsego County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Gaylord, City of | Otsego | 3,629 | Community | Groundwater |
| Mdot - Loon Lake Rest Area, R405 | Otsego | 1,001 | Transient non-community | Groundwater |
| Gaylord Evangelical Free Church | Otsego | 900 | Transient non-community | Groundwater |
| Mdot - Vanderbilt Rest Area | Otsego | 866 | Transient non-community | Groundwater |
| Waters Ez Mart | Otsego | 600 | Transient non-community | Groundwater |
| Johannesburg-Lewiston High School | Otsego | 600 | Non-transient non-community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Hilltop Marathon, PWSID MI2001869, Michigan”, https://aquacensus.com/water-systems/michigan/hilltop-marathon-mi2001869 (data as of October 1, 2026).