Public water system · MN1080002
ActiveHanska
At a glance
Hanska (PWSID MN1080002) is an active community water system in Brown County, Minnesota. It reports serving 393 people through 201 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2000.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
393
Service connections
201
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Hanska compare with other water systems in Brown County?
By EPA's size categories, Hanska is a very small system (500 people or fewer). Brown County has 32 active public water systems, and Hanska is the 6th-largest of them by population served. Its population served is about 45% below the county average of 715 people per system, and accounts for 1.7% of the 22,865 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 Hanska 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 Hanska?
EPA lists Hanska as owned by a local government. 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. 9 of the 32 active systems in Brown County (28%) are also owned by a local government.
Does Hanska have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2000. The violations listed here began between July 1993 and January 2000. By type: 3 monitoring and reporting. The contaminant or rule involved most often is Lead and Copper Rule (3 of them). EPA lists 2 as resolved and 1 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 |
|---|---|---|---|---|
| 2000-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2000-01-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Archived |
| 1993-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 3 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.
Hanska: frequently asked questions
Who runs Hanska?
Hanska (PWSID MN1080002) is a community water system owned by a local government. It is regulated by the MN state drinking water program.
How many people does Hanska serve?
Hanska reports serving 393 people through 201 service connections in Brown County, Minnesota.
Where does Hanska 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 Hanska have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2000. 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 Hanska'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 3 violations for this system; none is health-based, and the most recent began in January 2000. For current results, consult the system's annual water quality report, EPA ECHO, or the MN state drinking water program.
Where can I find Hanska's water quality report?
As a community water system, Hanska 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 Brown County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| New Ulm | Brown | 14,052 | Community | Groundwater |
| Sleepy Eye | Brown | 3,599 | Community | Groundwater |
| Springfield | Brown | 2,070 | Community | Groundwater |
| Flandrau State Park | Brown | 750 | Transient non-community | Groundwater |
| Comfrey | Brown | 402 | Community | Groundwater |
| Lake Hanska Lutheran Church | Brown | 320 | 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, “Hanska, PWSID MN1080002, Minnesota”, https://aquacensus.com/water-systems/minnesota/hanska-mn1080002 (data as of October 1, 2026).