Public water system · MN1520007
ActiveKlossner Water Association
At a glance
Klossner Water Association (PWSID MN1520007) is an active community water system in Nicollet County, Minnesota. It reports serving 54 people through 22 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
54
Service connections
22
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Klossner Water Association compare with other water systems in Nicollet County?
By EPA's size categories, Klossner Water Association is a very small system (500 people or fewer). Nicollet County has 26 active public water systems. Its population served is well below the county average of 1,206 people per system, and accounts for 0.2% of the 31,366 people reported by systems filed under the county. Across Minnesota, the 6,465 active systems average 820 people each. Nationally, the average active community water system reports serving 6,703 people, so Klossner Water Association 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. Minnesota has 987 active community water systems, 15% of the state's 6,465 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,261 Minnesota systems (97%) list groundwater as their primary source.
Who owns and regulates Klossner Water Association?
EPA lists Klossner Water Association as privately owned. The MN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 18 of the 26 active systems in Nicollet County (69%) are also privately owned.
Does Klossner Water Association have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 2025. The violations listed here began between January 1994 and July 2025. By type: 3 monitoring and reporting, 1 reporting and 1 monitoring. The contaminants or rules involved are Lead and Copper Rule Revisions, Revised Total Coliform Rule, Chlorine and Lead and Copper Rule. EPA lists 3 as resolved and 2 as archived. 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. 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 |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2022-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Archived |
| 2021-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1994-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
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.
Klossner Water Association: frequently asked questions
Who runs Klossner Water Association?
Klossner Water Association (PWSID MN1520007) is a community water system privately owned. It is regulated by the MN state drinking water program.
How many people does Klossner Water Association serve?
Klossner Water Association reports serving 54 people through 22 service connections in Nicollet County, Minnesota.
Where does Klossner Water Association 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 Klossner Water Association have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 2025. 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 Klossner Water Association'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 5 violations for this system; none is health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the MN state drinking water program.
Where can I find Klossner Water Association's water quality report?
As a community water system, Klossner Water Association 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 Nicollet County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| North Mankato | Nicollet | 14,448 | Community | Groundwater |
| Saint Peter | Nicollet | 12,198 | Community | Groundwater |
| Nicollet | Nicollet | 1,117 | Community | Groundwater |
| Courtland | Nicollet | 635 | Community | Groundwater |
| Lafayette | Nicollet | 504 | Community | Groundwater |
| Scandian Grove Lutheran Church | Nicollet | 400 | 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, “Klossner Water Association, PWSID MN1520007, Minnesota”, https://aquacensus.com/water-systems/minnesota/klossner-water-association-mn1520007 (data as of October 1, 2026).