Public water system · WI8610125
ActiveMedford Waterworks
At a glance
Medford Waterworks (PWSID WI8610125) is an active community water system in Taylor County, Wisconsin. It reports serving 4,318 people through 1,829 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 July 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,318
Service connections
1,829
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Medford Waterworks compare with other water systems in Taylor County?
By EPA's size categories, Medford Waterworks is a medium system (3,301 to 10,000 people). Taylor County has 60 active public water systems, and Medford Waterworks is the largest of them by population served. Its population served is about 24 times the county average of 180 people per system, and accounts for 40% of the 10,796 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 Medford Waterworks is about 36% 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. 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 Medford Waterworks?
EPA lists Medford Waterworks 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. 12 of the 60 active systems in Taylor County (20%) are also owned by a local government.
Does Medford Waterworks have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2018. The violations listed here began between July 2018 and July 2018. By type: 12 monitoring and reporting. The contaminant or rule involved most often is p-Dichlorobenzene (2 of them). 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 |
|---|---|---|---|---|
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | p-Dichlorobenzenecode 2969 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | o-Dichlorobenzenecode 2968 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,2-Trichloroethanecode 2985 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloroethanecode 2980 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloroethanecode 2980 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | p-Dichlorobenzenecode 2969 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1-Dichloroethylenecode 2977 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | o-Dichlorobenzenecode 2968 | 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.
Medford Waterworks: frequently asked questions
Who runs Medford Waterworks?
Medford Waterworks (PWSID WI8610125) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Medford Waterworks serve?
Medford Waterworks reports serving 4,318 people through 1,829 service connections in Taylor County, Wisconsin.
Where does Medford Waterworks 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 Medford Waterworks 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 July 2018. 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 Medford Waterworks' 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 July 2018. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Medford Waterworks' water quality report?
As a community water system, Medford Waterworks 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 Taylor County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rib Lake Waterworks | Taylor | 945 | Community | Groundwater |
| Wicked Events and Rodeo Arena | Taylor | 603 | Transient non-community | Groundwater |
| Stetsonville Waterworks | Taylor | 563 | Community | Groundwater |
| Camp Forest Springs Neale Lodge & Main Camp | Taylor | 495 | Non-transient non-community | Groundwater |
| Camp Forest Springs Forest Clearing Mini Farm | Taylor | 450 | Transient non-community | Groundwater |
| Gilman Waterworks | Taylor | 372 | 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, “Medford Waterworks, PWSID WI8610125, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/medford-waterworks-wi8610125 (data as of October 1, 2026).