Public water system · WI1330068
ActiveArgyle Waterworks
At a glance
Argyle Waterworks (PWSID WI1330068) is an active community water system in Lafayette County, Wisconsin. It reports serving 823 people through 304 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; 2 are health-based, and the most recent began in February 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
823
Service connections
304
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Argyle Waterworks compare with other water systems in Lafayette County?
By EPA's size categories, Argyle Waterworks is a small system (501 to 3,300 people). Lafayette County has 39 active public water systems, and Argyle Waterworks is the 5th-largest of them by population served. Its population served is about 190% above the county average of 284 people per system, and accounts for 7.4% of the 11,066 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 Argyle 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 Argyle Waterworks?
EPA lists Argyle 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. 10 of the 39 active systems in Lafayette County (26%) are also owned by a local government.
Does Argyle Waterworks have drinking water violations?
EPA's records list 5 violations for this system; 2 are health-based, and the most recent began in February 2024. The violations listed here began between January 2019 and February 2024. By type: 2 required treatment not met, 2 public notice, recordkeeping or other and 1 monitoring. The contaminant or rule involved most often is Stage 1 Disinfectants and Disinfection Byproducts Rule (2 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2024-02-06 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Resolved |
| 2021-09-18 | Public notice, recordkeeping or otherNotification, State · code 05 | Groundwater Rulecode 0700 | No | Resolved |
| 2021-05-02 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Resolved |
| 2019-02-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
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.
Argyle Waterworks: frequently asked questions
Who runs Argyle Waterworks?
Argyle Waterworks (PWSID WI1330068) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Argyle Waterworks serve?
Argyle Waterworks reports serving 823 people through 304 service connections in Lafayette County, Wisconsin.
Where does Argyle 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 Argyle Waterworks have any drinking water violations?
EPA's records list 5 violations for this system; 2 are health-based, and the most recent began in February 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 Argyle 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. EPA's records list 5 violations for this system; 2 are health-based, and the most recent began in February 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 Argyle Waterworks' water quality report?
As a community water system, Argyle 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 Lafayette County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Darlington Waterworks | Lafayette | 2,235 | Community | Groundwater |
| Shullsburg Waterworks | Lafayette | 1,222 | Community | Groundwater |
| Belmont Waterworks | Lafayette | 991 | Community | Groundwater |
| Benton Waterworks | Lafayette | 976 | Community | Groundwater |
| Blanchardville Waterworks | Lafayette | 810 | Community | Groundwater |
| Lake Joy Showers and Laundry | Lafayette | 500 | 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, “Argyle Waterworks, PWSID WI1330068, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/argyle-waterworks-wi1330068 (data as of October 1, 2026).