Public Water Partners

WEST GLACIER, MT · Glacier County

ST MARY HEADQUARTERS AND CG Water System

Consumer Confidence Report status

ST MARY HEADQUARTERS AND CG must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for ST MARY HEADQUARTERS AND CG.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Montana’s official records. Always confirm current status with Montana before making decisions based on this information.

System facts

System ID (PWSID)
MT0002729
System type
Community Water System
Population served
1,030
Service connections
150
Ownership
federal government
Water source
groundwater (wells)

ST MARY HEADQUARTERS AND CG is one of 123 community water systems in Montana in the 501 to 3,300 people size category, serving 1,030 people from groundwater.

As of August 1, 2026, EPA's published records contain no violations for this system.

Violation history

No violations on record for this system.

Enforcement actions

No enforcement actions on record for this system.

Common questions

Is ST MARY HEADQUARTERS AND CG required to publish a Consumer Confidence Report?

Yes. ST MARY HEADQUARTERS AND CG is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is ST MARY HEADQUARTERS AND CG’s next Consumer Confidence Report due?

ST MARY HEADQUARTERS AND CG’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does ST MARY HEADQUARTERS AND CG have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for ST MARY HEADQUARTERS AND CG.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

FOSTER PE, JAMES E

406-270-5146

WEST GLACIER, MT 59936