Public water system · WI6470039
ActiveLake Pepin Cmpgd
At a glance
Lake Pepin Cmpgd (PWSID WI6470039) is an active transient non-community water system in Pepin 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 2 violations for this system; none is health-based, and the most recent began in January 2015.
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 Lake Pepin Cmpgd compare with other water systems in Pepin County?
By EPA's size categories, Lake Pepin Cmpgd is a very small system (500 people or fewer). Pepin County has 22 active public water systems. Its population served is well below the county average of 187 people per system, and accounts for 0.6% of the 4,102 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 Lake Pepin Cmpgd 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 Lake Pepin Cmpgd?
EPA lists Lake Pepin Cmpgd 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. 19 of the 22 active systems in Pepin County (86%) are also privately owned.
Does Lake Pepin Cmpgd have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in January 2015. The violations listed here began between January 2015 and January 2015. By type: 2 monitoring and reporting. The contaminants or rules involved are Total coliform bacteria (TCR) and Nitrate. 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 |
|---|---|---|---|---|
| 2015-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | 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.
Lake Pepin Cmpgd: frequently asked questions
Who runs Lake Pepin Cmpgd?
Lake Pepin Cmpgd (PWSID WI6470039) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Lake Pepin Cmpgd serve?
Lake Pepin Cmpgd reports serving 25 people through 1 service connection in Pepin County, Wisconsin.
Where does Lake Pepin Cmpgd 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 Lake Pepin Cmpgd 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 2015. 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 Lake Pepin Cmpgd'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 2015. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Lake Pepin Cmpgd's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Lake Pepin Cmpgd 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 Pepin County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Durand Waterworks | Pepin | 1,868 | Community | Groundwater |
| Pepin Waterworks | Pepin | 816 | Community | Groundwater |
| Club Ten | Pepin | 270 | Transient non-community | Groundwater |
| Ymca Camp Pepin - Dining Hall | Pepin | 126 | Transient non-community | Groundwater |
| Ymca Camp Pepin - Cabins 1 & 2 | Pepin | 125 | Transient non-community | Groundwater |
| Rec Hall the | Pepin | 100 | 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, “Lake Pepin Cmpgd, PWSID WI6470039, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/lake-pepin-cmpgd-wi6470039 (data as of October 1, 2026).