Public water system · MI0007134
ActiveWisner Area Water System
At a glance
Wisner Area Water System (PWSID MI0007134) is an active community water system in Tuscola County, Michigan. It reports serving 504 people through 15 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in January 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
504
Service connections
15
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Wisner Area Water System compare with other water systems in Tuscola County?
By EPA's size categories, Wisner Area Water System is a small system (501 to 3,300 people). Tuscola County has 91 active public water systems. Its population served is about 72% above the county average of 293 people per system, and accounts for 1.9% of the 26,657 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 Wisner Area Water System 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 surface water means the system buys surface water from another public water system rather than drawing its own. 262 Michigan systems (2.5%) list purchased surface water as their primary source.
Who owns and regulates Wisner Area Water System?
EPA lists Wisner Area Water System 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. 11 of the 91 active systems in Tuscola County (12%) are also owned by a local government.
Does Wisner Area Water System have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in January 2014. The violations listed here began between January 2014 and January 2014. By type: 2 monitoring and reporting. The contaminants or rules involved are Haloacetic acids (HAA5) and Total trihalomethanes (TTHM). EPA lists 2 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 |
|---|---|---|---|---|
| 2014-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
All 2 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.
Wisner Area Water System: frequently asked questions
Who runs Wisner Area Water System?
Wisner Area Water System (PWSID MI0007134) is a community water system owned by a local government. It is regulated by the MI state drinking water program.
How many people does Wisner Area Water System serve?
Wisner Area Water System reports serving 504 people through 15 service connections in Tuscola County, Michigan.
Where does Wisner Area Water System get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Wisner Area Water System have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in January 2014. 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 Wisner Area Water System'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 2 violations for this system; none is health-based, and the most recent began in January 2014. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Wisner Area Water System's water quality report?
As a community water system, Wisner Area Water System 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 Tuscola County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Caro, City of | Tuscola | 5,029 | Community | Groundwater |
| Vassar, City of | Tuscola | 2,697 | Community | Groundwater |
| Cass City, Village of | Tuscola | 2,428 | Community | Groundwater |
| G.C. Express | Tuscola | 1,400 | Transient non-community | Groundwater |
| Millington, Village of | Tuscola | 1,072 | Community | Groundwater |
| Mayville, Village of | Tuscola | 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, “Wisner Area Water System, PWSID MI0007134, Michigan”, https://aquacensus.com/water-systems/michigan/wisner-area-water-system-mi0007134 (data as of October 1, 2026).