Montana Water Systems

Montana public water system directory

This directory lists the public water system profiles currently available for Montana. It is not a complete statewide inventory, and it is not an address-level service lookup.

Compare Systems

3 available Montana system records

Compare the PWSID, linked community, source-water context, and report year currently available for each Montana record.

All systems are shown.

PWSIDSystemCitiesCountiesSource waterViolation records shownLatest CCR
MT0000294MISSOULA WATERMissoulaNot verifiedThe 2026 report covering 2025 identifies Missoula Water as a groundwater systemNo violation records shown in available records2025
MT0000161BOZEMAN CITY OFBozemanNot verifiedThe 2025 report identifies Middle Creek/Hyalite Reservoir and Sourdough/Bozeman Creek as surface-water sources and Lyman Creek as an enclosed spring classified as groundwaterNo violation records shown in available records2025
MT0000016ANACONDA WATER DEPARTMENTAnacondaNot verifiedThe 2025 report identifies the system as groundwater supplied by six listed wellsNo violation records shown in available records2025
PWSIDMT0000294
SystemMISSOULA WATER
CitiesMissoula
CountiesNot verified
Source waterThe 2026 report covering 2025 identifies Missoula Water as a groundwater system
Violation records shownNo violation records shown in available records
Latest CCR2025
PWSIDMT0000161
SystemBOZEMAN CITY OF
CitiesBozeman
CountiesNot verified
Source waterThe 2025 report identifies Middle Creek/Hyalite Reservoir and Sourdough/Bozeman Creek as surface-water sources and Lyman Creek as an enclosed spring classified as groundwater
Violation records shownNo violation records shown in available records
Latest CCR2025
PWSIDMT0000016
SystemANACONDA WATER DEPARTMENT
CitiesAnaconda
CountiesNot verified
Source waterThe 2025 report identifies the system as groundwater supplied by six listed wells
Violation records shownNo violation records shown in available records
Latest CCR2025

Profiles

Open a Montana public water system profile

Each of these 3 profiles keeps its source links, annual-report details, limitations, and summarized CCR entries together.

Last updated: EPA data

MISSOULA WATER

PWSID MT0000294

View system profile

System-level profile for Missoula. Use it to review report-year context, source links, available violation records, contaminant relationships, and limitations.

System type
Communities
Missoula
Counties
County not listed
Latest CCR
2025
Last updated: EPA data

BOZEMAN CITY OF

PWSID MT0000161

View system profile

System-level profile for Bozeman. Use it to review report-year context, source links, available violation records, contaminant relationships, and limitations.

System type
Communities
Bozeman
Counties
County not listed
Latest CCR
2025
Last updated: EPA data

ANACONDA WATER DEPARTMENT

PWSID MT0000016

View system profile

System-level profile for Anaconda. Use it to review report-year context, source links, available violation records, contaminant relationships, and limitations.

System type
Communities
Anaconda
Counties
County not listed
Latest CCR
2025
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