Public water system record

Holmen Waterworks

Serves an area of La Crosse County, WI that includes Holmen · 10,147 people served

Federal records show 1 health-based violation and 31 monitoring/reporting issues for Holmen Waterworks in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.

  • WI6320306
  • HOLMEN
  • WI
  • 10,147 served

System profile

Source water Groundwater
ZIP 54636
EPA system ID WI6320306

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
31

Key facts

  • Holmen Waterworks draws water from 4 wells.
  • Record on file since 2000, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 414 unknown out of 4,300 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
LEAD AND COPPER RULE REVISIONS
RPT
Jul 2, 2025 Resolved
Public Notice
OTHER
Oct 17, 2024 Active
Public Notice
OTHER
Oct 17, 2024 Active
LEAD AND COPPER RULE REVISIONS
RPT
Oct 17, 2024 Resolved
Lead and Copper Rule
Monitoring and reporting
Feb 1, 2021 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2020 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2019 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2019 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2019 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2019 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2019 Resolved
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2019 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2019 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2019 Resolved
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2019 Resolved
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2019 Resolved
Toluene
Monitoring and reporting
Jan 1, 2019 Resolved
Styrene
Monitoring and reporting
Jan 1, 2019 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2019 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2019 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2019 Resolved
Vinyl chloride
Monitoring and reporting
Jan 1, 2019 Resolved
Trichloroethylene
Monitoring and reporting
Jan 1, 2019 Resolved
Ethylbenzene
Monitoring and reporting
Jan 1, 2019 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2019 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2019 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2019 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2019 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2019 Resolved
Xylenes, Total
Monitoring and reporting
Jan 1, 2019 Resolved
Benzene
Monitoring and reporting
Jan 1, 2019 Resolved

Full record since 2000

EPA's records for Holmen Waterworks go back to 2000. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 1 monitoring or reporting violation.

Violations that began in Health-based Monitoring and reporting
2000s 1 0
2010 to October 18, 2016 1 1
October 19, 2016 to 2019 0 25
2020s 1 6

Most recent health-based violation before October 19, 2016: Groundwater Rule, began July 2016, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Groundwater Rule
Treatment technique failure
Jul 26, 2016 Resolved
Total Coliform
Contaminant limit exceeded
Jul 1, 2000 Resolved

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

Holmen Waterworks draws water from 4 wells.

Annual water quality report

Holmen 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.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

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.