Public water system · MI2002569
ActiveCorwith Station
At a glance
Corwith Station (PWSID MI2002569) is an active transient non-community water system in Otsego County, Michigan. It reports serving 120 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
120
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Corwith Station compare with other water systems in Otsego County?
By EPA's size categories, Corwith Station is a very small system (500 people or fewer). Otsego County has 119 active public water systems. Its population served is about 32% below the county average of 175 people per system, and accounts for 0.6% 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 Corwith Station is about 17% 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 Corwith Station?
EPA lists Corwith Station 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 Corwith Station have drinking water violations?
EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 2016. The violations listed here began between October 1995 and October 2016. By type: 10 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Nitrate (6 of them). EPA lists 11 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 |
|---|---|---|---|---|
| 2016-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2016-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1998-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1996-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1996-01-01 | 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 |
All 11 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.
Corwith Station: frequently asked questions
Who runs Corwith Station?
Corwith Station (PWSID MI2002569) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Corwith Station serve?
Corwith Station reports serving 120 people through 1 service connection in Otsego County, Michigan.
Where does Corwith Station 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 Corwith Station have any drinking water violations?
EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 2016. 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 Corwith Station'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 11 violations for this system; none is health-based, and the most recent began in October 2016. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Corwith Station's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Corwith Station 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 |
| Hilltop Marathon | Otsego | 809 | Transient non-community | Groundwater |
| Waters Ez Mart | Otsego | 600 | 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, “Corwith Station, PWSID MI2002569, Michigan”, https://aquacensus.com/water-systems/michigan/corwith-station-mi2002569 (data as of October 1, 2026).