Public water system · WI6030125
ActiveBarron Light & Water Dept
At a glance
Barron Light & Water Dept (PWSID WI6030125) is an active community water system in Barron County, Wisconsin. It reports serving 3,423 people through 1,364 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,423
Service connections
1,364
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Barron Light & Water Dept compare with other water systems in Barron County?
By EPA's size categories, Barron Light & Water Dept is a medium system (3,301 to 10,000 people). Barron County has 193 active public water systems, and Barron Light & Water Dept is the 2nd-largest of them by population served. Its population served is about 22 times the county average of 153 people per system, and accounts for 12% of the 29,556 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active community water system reports serving 6,703 people, so Barron Light & Water Dept is about half of 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. Wisconsin has 1,053 active community water systems, 9.5% 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 Barron Light & Water Dept?
EPA lists Barron Light & Water Dept as owned by a local government. 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. 20 of the 193 active systems in Barron County (10%) are also owned by a local government.
Does Barron Light & Water Dept have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2025. The violations listed here began between July 2022 and January 2025. By type: 11 monitoring and reporting and 1 monitoring. The contaminants or rules involved are Revised Total Coliform Rule, Xylenes, Total, 1,2,4-Trichlorobenzene and 1,1,2-Trichloroethane. EPA lists 12 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 |
|---|---|---|---|---|
| 2025-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Xylenes, Totalcode 2955 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,2-Trichloroethanecode 2985 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Vinyl chloridecode 2976 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | trans-1,2-Dichloroethylenecode 2979 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzenecode 2990 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloroethanecode 2980 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
The 12 most recent 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.
Barron Light & Water Dept: frequently asked questions
Who runs Barron Light & Water Dept?
Barron Light & Water Dept (PWSID WI6030125) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Barron Light & Water Dept serve?
Barron Light & Water Dept reports serving 3,423 people through 1,364 service connections in Barron County, Wisconsin.
Where does Barron Light & Water Dept 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 Barron Light & Water Dept have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 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 Barron Light & Water Dept'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Barron Light & Water Dept's water quality report?
As a community water system, Barron Light & Water Dept 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 Barron County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rice Lake Waterworks | Barron | 9,012 | Community | Groundwater |
| Cumberland Waterworks | Barron | 2,311 | Community | Groundwater |
| Chetek Waterworks | Barron | 1,931 | Community | Groundwater |
| Cameron Waterworks | Barron | 1,787 | Community | Groundwater |
| Turtle Lake Waterworks | Barron | 1,073 | Community | Groundwater |
| Almena Waterworks | Barron | 705 | 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, “Barron Light & Water Dept, PWSID WI6030125, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/barron-light-water-dept-wi6030125 (data as of October 1, 2026).