Public water system · WI8610126
ActiveRib Lake Waterworks
At a glance
Rib Lake Waterworks (PWSID WI8610126) is an active community water system in Taylor County, Wisconsin. It reports serving 945 people through 387 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, 2 are health-based, and the most recent began in May 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
945
Service connections
387
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Rib Lake Waterworks compare with other water systems in Taylor County?
By EPA's size categories, Rib Lake Waterworks is a small system (501 to 3,300 people). Taylor County has 60 active public water systems, and Rib Lake Waterworks is the 2nd-largest of them by population served. Its population served is about 5.3 times the county average of 180 people per system, and accounts for 8.8% 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 Rib Lake Waterworks 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. 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 Rib Lake Waterworks?
EPA lists Rib Lake 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 Rib Lake Waterworks have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in May 2024. The violations listed here began between July 2005 and May 2024. By type: 7 monitoring and reporting, 2 required treatment not met, 2 monitoring and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Stage 1 Disinfectants and Disinfection Byproducts Rule (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 |
|---|---|---|---|---|
| 2024-05-02 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Resolved |
| 2023-12-21 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Resolved |
| 2023-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2014-05-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2014-04-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2014-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2005-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | 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.
Rib Lake Waterworks: frequently asked questions
Who runs Rib Lake Waterworks?
Rib Lake Waterworks (PWSID WI8610126) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Rib Lake Waterworks serve?
Rib Lake Waterworks reports serving 945 people through 387 service connections in Taylor County, Wisconsin.
Where does Rib Lake 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 Rib Lake Waterworks have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in May 2024. 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 Rib Lake 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, 2 are health-based, and the most recent began in May 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Rib Lake Waterworks' water quality report?
As a community water system, Rib Lake 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 |
|---|---|---|---|---|
| Medford Waterworks | Taylor | 4,318 | 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 |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Rib Lake Waterworks, PWSID WI8610126, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/rib-lake-waterworks-wi8610126 (data as of October 1, 2026).