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Public water system record

Mauston Waterworks

Serves Mauston, Juneau County, WI · 4,456 people served

Federal records show 1 health-based violation and 2 monitoring/reporting issues for Mauston Waterworks in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.

  • WI7290129
  • MAUSTON
  • WI
  • 4,456 served

System profile

Source water Groundwater
ZIP 53948
EPA system ID WI7290129

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • Mauston Waterworks draws water from 3 wells.
  • Most recent enforcement action: boil water order by Wisconsin, August 1993.
  • Record on file since 1992, with 1 health-based violation before October 19, 2016.
  • Lead pipe inventory: 0 lead and 494 unknown out of 1,569 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
 350 Oct 17, 2024 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Public Notice
OTHER
 Oct 17, 2024 Active
Lead and Copper Rule
Monitoring and reporting
 Feb 1, 2021 Resolved

Full record since 1992

EPA's records for Mauston Waterworks go back to 1992. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 1 2
2020s 1 2

Most recent health-based violation before October 19, 2016: Total Coliform, began August 1993, Resolved.

Show the health-based violation before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
 Aug 1, 1993 Resolved

Enforcement actions

Wisconsin regulators issued 1 boil water order to Mauston Waterworks in 1993. The most recent was a boil water order in August 1993.

Date By Action Violations covered
Aug 25, 1993 Wisconsin Boil water order 1 violation (1 health-based): Total Coliform

What the violations mean

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Mauston Waterworks draws water from 3 wells.

Annual water quality report

Mauston Waterworks must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Wisconsin.

Certified drinking water labs by state EPA guidance for private wells