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Public water system record

City of Havre

Serves Havre, Hill County, MT · 9,921 people served

Federal records show 2 health-based violations and 6 monitoring/reporting issues for City of Havre in the last ten years. The most serious issue in this window was a Long Term 2 Enhanced Surface Water Treatment Rule violation that EPA lists as archived, not resolved.

  • MT0000524
  • HAVRE
  • MT
  • 9,921 served

System profile

Source water Surface water
ZIP 59501
EPA system ID MT0000524

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
0
Unresolved
0
Archived by EPA
2
Any acute record
Yes
Monitoring issues, last 10 years
6

Key facts

  • City of Havre draws water from 1 surface water intake.
  • Most recent formal enforcement: compliance order (no penalty) by Montana, October 2024.
  • Record on file since 1993, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 140 lead and 2 unknown out of 3,704 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
Long Term 2 Enhanced Surface Water Treatment Rule
Treatment technique failure
 120 Feb 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
 120 Feb 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 Yes

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Surface Water Treatment Rule
Monitoring and reporting
 Oct 1, 2024 Resolved
Revised Total Coliform Rule
Monitoring violation
 May 1, 2024 Resolved
Public Notice
OTHER
 Feb 1, 2024 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jul 1, 2022 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jul 1, 2022 Resolved
Surface Water Treatment Rule
Monitoring and reporting
 Jul 1, 2019 Resolved

Full record since 1993

EPA's records for City of Havre go back to 1993. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 15 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 1 6
2000s 1 7
2010 to October 18, 2016 0 2
October 19, 2016 to 2019 0 1
2020s 2 5

Most recent health-based violation before October 19, 2016: Interim Enhanced Surface Water Treatment Rule (acute), began February 2007, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Feb 1, 2007 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Oct 1, 1994 Resolved

Enforcement actions

Montana regulators took 1 formal enforcement action against City of Havre in 2024. The most recent was a compliance order (no penalty) in October 2024.

Date By Action Violations covered
Oct 15, 2024 Montana Compliance order (no penalty) 4 violations (2 health-based): Long Term 2 Enhanced Surface Water Treatment Rule, Surface Water Treatment Rule, Revised Total Coliform Rule, Interim Enhanced Surface Water Treatment Rule

What the violations mean

Long Term 2 Enhanced Surface Water Treatment Rule

1 incident

The system failed required surface water treatment or filtration standards

Untreated or inadequately treated surface water can contain bacteria and viruses

Interim Enhanced Surface Water Treatment Rule

1 incident

The system did not meet a filtration or treatment requirement for surface water

Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through

Where the water comes from

City of Havre draws water from 1 surface water intake. 1 other community water system and 4 smaller public systems such as schools, businesses or campgrounds buy water from City of Havre.

Community systems that buy water from it

Annual water quality report

City of Havre 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 Montana.

Certified drinking water labs by state EPA guidance for private wells