ST LABRE INDIAN SCHOOL

PWSID: MT0000018 · Ashland, MT · Serves 650 people

Health Violations

ST LABRE INDIAN SCHOOL has 59 health-based violations out of 59 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.

Population Served
650
Total Violations
59
Health Violations
59
Source Type
Groundwater

ST LABRE INDIAN SCHOOL (PWSID MT0000018) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 650 people in Ashland, MT, and is subject to primacy enforcement by the Montana drinking-water program.

The system's federal compliance record contains 59 total violations, with 59 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Total Trihalomethanes (TTHM), Fluoride. Recorded violations span 2015–2025.

A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Montana state drinking-water program's public portal.

System Details

EPA ID (PWSID)
MT0000018
System Type
CWS
Water Source
Groundwater
Location
Ashland, MT
Population Served
650
Health Violations
Yes (59)

What contaminants are in this water system?

Contaminant Violations Health-Based
Total Trihalomethanes (TTHM) 43 43
Fluoride 16 16

Violation History (59)

Contaminant Health Date
Total Trihalomethanes (TTHM) Yes Oct 1, 2025
Total Trihalomethanes (TTHM) Yes Jul 1, 2024
Total Trihalomethanes (TTHM) Yes Jul 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Jan 1, 2024
Total Trihalomethanes (TTHM) Yes Jan 1, 2024
Total Trihalomethanes (TTHM) Yes Jan 1, 2024
Total Trihalomethanes (TTHM) Yes Oct 1, 2023
Total Trihalomethanes (TTHM) Yes Oct 1, 2023
Total Trihalomethanes (TTHM) Yes Oct 1, 2023
Total Trihalomethanes (TTHM) Yes Jul 1, 2023
Total Trihalomethanes (TTHM) Yes Jul 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Apr 1, 2022
Total Trihalomethanes (TTHM) Yes Apr 1, 2022
Total Trihalomethanes (TTHM) Yes Apr 1, 2022
Total Trihalomethanes (TTHM) Yes Jan 1, 2022
Total Trihalomethanes (TTHM) Yes Jan 1, 2022
Total Trihalomethanes (TTHM) Yes Oct 1, 2021
Total Trihalomethanes (TTHM) Yes Jul 1, 2021
Total Trihalomethanes (TTHM) Yes Apr 1, 2021
Fluoride Yes Dec 1, 2019
Fluoride Yes Oct 1, 2019
Total Trihalomethanes (TTHM) Yes Jul 1, 2019
Fluoride Yes Jul 1, 2019
Fluoride Yes Jun 1, 2019
Total Trihalomethanes (TTHM) Yes Apr 1, 2019
Fluoride Yes Apr 1, 2019
Fluoride Yes Mar 1, 2019
Fluoride Yes Feb 1, 2019
Fluoride Yes Jan 1, 2019
Total Trihalomethanes (TTHM) Yes Jan 1, 2019
Total Trihalomethanes (TTHM) Yes Oct 1, 2018
Total Trihalomethanes (TTHM) Yes Jul 1, 2018
Fluoride Yes May 1, 2018
Total Trihalomethanes (TTHM) Yes Apr 1, 2018
Fluoride Yes Jan 1, 2018
Total Trihalomethanes (TTHM) Yes Jan 1, 2018
Fluoride Yes Nov 1, 2017
Total Trihalomethanes (TTHM) Yes Oct 1, 2017
Fluoride Yes Sep 1, 2017
Total Trihalomethanes (TTHM) Yes Jul 1, 2017
Fluoride Yes Jun 1, 2017
Total Trihalomethanes (TTHM) Yes Apr 1, 2017
Fluoride Yes Sep 1, 2016
Fluoride Yes May 1, 2016
Fluoride Yes Mar 1, 2016
Total Trihalomethanes (TTHM) Yes Oct 1, 2015
Total Trihalomethanes (TTHM) Yes Jul 1, 2015
Total Trihalomethanes (TTHM) Yes Apr 1, 2015
Total Trihalomethanes (TTHM) Yes Jan 1, 2015

Frequently Asked Questions

Is ST LABRE INDIAN SCHOOL water safe to drink?
ST LABRE INDIAN SCHOOL has 59 health-based violations out of 59 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed. The system uses groundwater water as its source.
How many people does ST LABRE INDIAN SCHOOL serve?
ST LABRE INDIAN SCHOOL serves 650 people in Ashland, MT. It is classified as a CWS water system.
What violations does ST LABRE INDIAN SCHOOL have?
ST LABRE INDIAN SCHOOL has 59 total violations on record spanning 2015–2025. 59 are health-based violations involving contaminants exceeding EPA limits.
What contaminants have been found in ST LABRE INDIAN SCHOOL water?
Violations have been recorded for 2 contaminants. The most frequent: Total Trihalomethanes (TTHM), Fluoride.

About This Data

Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.

Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services

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