Public water system · WI6480545
ActivePierce-Pepin Cooperative Services
At a glance
Pierce-Pepin Cooperative Services (PWSID WI6480545) is an active non-transient non-community water system in Pierce County, Wisconsin. It reports serving 40 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Pierce-Pepin Cooperative Services compare with other water systems in Pierce County?
By EPA's size categories, Pierce-Pepin Cooperative Services is a very small system (500 people or fewer). Pierce County has 95 active public water systems. Its population served is well below the county average of 341 people per system, and accounts for 0.1% of the 32,378 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Pierce-Pepin Cooperative Services is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Wisconsin has 891 active non-transient non-community water systems, 8.1% 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 Pierce-Pepin Cooperative Services?
EPA lists Pierce-Pepin Cooperative Services 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. 83 of the 95 active systems in Pierce County (87%) are also privately owned.
Does Pierce-Pepin Cooperative Services have drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2021. The violations listed here began between July 1996 and October 2021. By type: 3 monitoring and reporting, 1 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Nitrate (3 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2021-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2011-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2000-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Nitratecode 1040 | Yes | Resolved |
| 1996-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 5 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.
Pierce-Pepin Cooperative Services: frequently asked questions
Who runs Pierce-Pepin Cooperative Services?
Pierce-Pepin Cooperative Services (PWSID WI6480545) is a non-transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Pierce-Pepin Cooperative Services serve?
Pierce-Pepin Cooperative Services reports serving 40 people through 1 service connection in Pierce County, Wisconsin.
Where does Pierce-Pepin Cooperative Services 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 Pierce-Pepin Cooperative Services have any drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 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 Pierce-Pepin Cooperative Services' 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 5 violations for this system; 1 is health-based, and the most recent began in October 2021. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Pierce-Pepin Cooperative Services' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Pierce-Pepin Cooperative Services is a non-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 Pierce County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| River Falls Waterworks | Pierce | 16,000 | Community | Groundwater |
| Prescott Waterworks | Pierce | 4,258 | Community | Groundwater |
| Ellsworth Waterworks | Pierce | 3,304 | Community | Groundwater |
| Spring Valley Waterworks | Pierce | 1,409 | Community | Groundwater |
| Elmwood Waterworks | Pierce | 798 | Community | Groundwater |
| Belle Ame Vineyard | Pierce | 500 | 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, “Pierce-Pepin Cooperative Services, PWSID WI6480545, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/pierce-pepin-cooperative-services-wi6480545 (data as of October 1, 2026).