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Transient Non-Community Water System · PWS MT0002720

Logan Pass Visitors Center

West Glacier, Montana 59936 - drinking water served from surface water sources to 1,000 people, tracked in EPA SDWIS and UCMR5.

1,000
People served
33
EPA violations
11
Health-based
Untested
UCMR5 result

The verdict

EPA records 33 drinking-water violations at Logan Pass Visitors Center, 33% of them health-based - below the Montana per-system average.

33
Total EPA violations on record
33%
Health-based (MCL / treatment failure)
1,000
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Logan Pass Visitors Center

Logan Pass Visitors Center is a federal-owned transient non-community water system that delivers drinking water to 1,000 residents in West Glacier, Montana (Glacier County) through 1 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 33 total violations for this system , of which 11 (33%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 22 monitoring and reporting violations are on file. The most recent violation on record dates to 2017.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 12 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Montana, EPA tracks 2,263 public water systems serving 1,112,267 people, with 297,270 cumulative violations and 25,922 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 131.4 violations. Statewide, 28 of 45 UCMR5-tested systems have reported PFAS detections (62.2%).

Logan Pass Visitors Center's 33 violations sit below the Montana average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
1,000
Total Violations
33
Health-Based Violations
11
Water Source
Surface Water

System Details

System Type
Transient Non-Community
Owner Type
Federal
Connections
1
County
Glacier
School/Daycare
No
MCL Violations
4
Monitoring Violations
22
Treatment Tech Violations
7

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 12 2014
Surface Water Treatment Rule MR 7 2005
Interim Enhanced Surface Water Treatment Rule TT 6 2006
Coliform (TCR) MCL 4 2000
Nitrate-Nitrite MR 3 2017
Surface Water Treatment Rule TT 1 2005

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Logan Pass Visitors Center.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID MT0002720 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Montana Drinking Water Authority

Montana's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find MT regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2017 Nitrate-Nitrite MR 3 SDWIS / MT0002720 / 1038
2014 Coliform (TCR) MR 12 SDWIS / MT0002720 / 3100
2006 Interim Enhanced Surface Water Treatment Rule TT 6 SDWIS / MT0002720 / 0300
2005 Surface Water Treatment Rule MR 7 SDWIS / MT0002720 / 0200
2005 Surface Water Treatment Rule TT 1 SDWIS / MT0002720 / 0200
2000 Coliform (TCR) MCL 4 SDWIS / MT0002720 / 3100

How Logan Pass Visitors Center Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Logan Pass Visitors Center Montana avg Federal benchmark
Total violations 33 131.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 11 11.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 62.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,000 492 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,263 regulated public water systems in Montana.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Logan Pass Visitors Center water safe to drink? ▼
Logan Pass Visitors Center (PWS ID: MT0002720) has 33 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,000 people using Surface Water sources.
How many people does Logan Pass Visitors Center serve? ▼
Logan Pass Visitors Center serves 1,000 people in West Glacier, Montana. It is a Federal-owned system using Surface Water water sources with 1 service connections.
What type of violations does Logan Pass Visitors Center have? ▼
Logan Pass Visitors Center has 33 total violations: 11 health-based violations (MCL exceedances or treatment failures), 22 monitoring/reporting violations, and 7 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Logan Pass Visitors Center water? ▼
No PFAS testing data is available for Logan Pass Visitors Center under the EPA's UCMR5 monitoring program.
What water source does Logan Pass Visitors Center use? ▼
Logan Pass Visitors Center uses Surface Water as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.