Public water system · WI6090327
ActiveEau Claire Cenex Convenience Store
At a glance
Eau Claire Cenex Convenience Store (PWSID WI6090327) is an active transient non-community water system in Chippewa County, Wisconsin. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is health-based, and the most recent began in January 2006.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Eau Claire Cenex Convenience Store compare with other water systems in Chippewa County?
By EPA's size categories, Eau Claire Cenex Convenience Store is a very small system (500 people or fewer). Chippewa County has 218 active public water systems. Its population served is well below the county average of 237 people per system, and accounts for less than 0.1% of the 51,682 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Eau Claire Cenex Convenience Store is well 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. Wisconsin has 9,112 active transient non-community water systems, 82% of the state's 11,056 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,978 Wisconsin systems (99%) list groundwater as their primary source.
Who owns and regulates Eau Claire Cenex Convenience Store?
EPA lists Eau Claire Cenex Convenience Store as privately owned. The WI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 183 of the 218 active systems in Chippewa County (84%) are also privately owned.
Does Eau Claire Cenex Convenience Store have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in January 2006. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Nitrate. EPA lists 1 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2006-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Nitratecode 1040 | Yes | Archived |
The one violation in EPA's records.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.
Eau Claire Cenex Convenience Store: frequently asked questions
Who runs Eau Claire Cenex Convenience Store?
Eau Claire Cenex Convenience Store (PWSID WI6090327) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Eau Claire Cenex Convenience Store serve?
Eau Claire Cenex Convenience Store reports serving 25 people through 1 service connection in Chippewa County, Wisconsin.
Where does Eau Claire Cenex Convenience Store 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 Eau Claire Cenex Convenience Store have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in January 2006. 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 Eau Claire Cenex Convenience Store'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 one violation for this system; it is health-based, and the most recent began in January 2006. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Eau Claire Cenex Convenience Store's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Eau Claire Cenex Convenience Store 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 Chippewa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Chippewa Falls Waterworks | Chippewa | 13,375 | Community | Groundwater |
| Lake Hallie Waterworks Village of | Chippewa | 6,701 | Community | Groundwater |
| Bloomer Waterworks | Chippewa | 3,680 | Community | Groundwater |
| Stanley Waterworks | Chippewa | 3,500 | Community | Groundwater |
| Cornell Waterworks | Chippewa | 1,390 | Community | Groundwater |
| Cadott Waterworks | Chippewa | 1,352 | 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, “Eau Claire Cenex Convenience Store, PWSID WI6090327, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/eau-claire-cenex-convenience-store-wi6090327 (data as of October 1, 2026).