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Public water system record

Ashland Water Utility

Serves Ashland, Ashland County, WI · 8,000 people served

Federal records show 12 health-based violations and 19 monitoring/reporting issues for Ashland Water Utility in the last ten years. The most serious issue in this window was a resolved Lead and Copper Rule violation.

  • WI8020373
  • ASHLAND
  • WI
  • 8,000 served

System profile

Source water Surface water
ZIP 54806
EPA system ID WI8020373

Verify this system on EPA ECHO →

Health-based violations, last 10 years
12
Resolved
7
Unresolved
0
Archived by EPA
5
Any acute record
No
Monitoring issues, last 10 years
19

Key facts

  • Ashland Water Utility draws water from 2 surface water intakes (1 of them for emergency, seasonal or other part-time use).
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 69.5 µg/L, federal limit 60 µg/L (1.2 times the limit), 2024.
  • Most recent formal enforcement: compliance order (no penalty) by Wisconsin, January 2021.
  • Record on file since 1992, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 536 lead and 471 unknown out of 3,678 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
Treatment technique failure
 350 Jan 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 87.4 µg/L, federal limit 80 µg/L (1.1 times the limit)
 220 Jan 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 69.5 µg/L, federal limit 60 µg/L (1.2 times the limit)
 220 Jan 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 81.7 µg/L, federal limit 80 µg/L (at or just above the limit)
 220 Oct 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 62.8 µg/L, federal limit 60 µg/L (at or just above the limit)
 220 Oct 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 82 µg/L, federal limit 80 µg/L (at or just above the limit)
 220 Jul 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 81.1 µg/L, federal limit 80 µg/L (at or just above the limit)
 220 Jul 1, 2019 Resolved No
Lead and Copper Rule
Treatment technique failure
 350 Apr 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 81.1 µg/L, federal limit 80 µg/L (at or just above the limit)
 220 Apr 1, 2019 Resolved No
Lead and Copper Rule
Treatment technique failure
 350 Apr 1, 2019 Resolved No
Lead and Copper Rule
Treatment technique failure
 350 Oct 1, 2018 Resolved No
Lead and Copper Rule
Treatment technique failure
 350 Jan 1, 2018 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
 Mar 11, 2024 Resolved
Public Notice
OTHER
 Feb 27, 2024 Resolved
Public Notice
OTHER
 Feb 27, 2024 Resolved
Public Notice
OTHER
 Aug 29, 2023 Resolved
Revised Total Coliform Rule
Monitoring violation
 May 1, 2023 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jan 1, 2023 Resolved
Lead and Copper Rule
Monitoring and reporting
 Oct 1, 2021 Resolved
Lead and Copper Rule
Monitoring and reporting
 Apr 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
 Oct 1, 2019 Resolved
Public Notice
OTHER
 Aug 19, 2019 Resolved
Public Notice
OTHER
 May 21, 2019 Resolved
Public Notice
OTHER
 Oct 1, 2018 Resolved
Public Notice
OTHER
 Jan 1, 2018 Resolved
Public Notice
OTHER
 Jan 1, 2018 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jul 1, 2017 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jul 1, 2017 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jul 1, 2017 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jun 1, 2017 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jun 1, 2017 Resolved

Full record since 1992

EPA's records for Ashland Water Utility go back to 1992. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 32 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 1 2
2000s 1 3
2010 to October 18, 2016 0 27
October 19, 2016 to 2019 6 11
2020s 6 8

Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began April 2006, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 61.2 µg/L, federal limit 60 µg/L (at or just above the limit)
 Apr 1, 2006 Resolved
Lead and Copper Rule
Treatment technique failure
 Jan 1, 1993 Resolved

Enforcement actions

Wisconsin regulators took 2 formal enforcement actions against Ashland Water Utility between 2020 and 2021, filed as 4 records in EPA's data. The most recent was a compliance order (no penalty) in January 2021.

Date By Action Violations covered
Jan 4, 2021 Wisconsin Compliance order (no penalty) 2 violations (2 health-based): Total Trihalomethanes (TTHMs)
Oct 26, 2020 Wisconsin Compliance order (no penalty) 2 violations: Public Notice

What the violations mean

Lead and Copper Rule

5 incidents

The system did not complete a treatment step or action that the Lead and Copper Rule requires (a treatment technique violation).

The utility had to notify customers about each of these violations.

Total Trihalomethanes (TTHMs)

5 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Haloacetic Acids (HAA5)

2 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Ashland Water Utility draws water from 2 surface water intakes (1 of them for emergency, seasonal or other part-time use).

Annual water quality report

Ashland Water Utility 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