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Community Water System · PWS MT0004874

Mountain View Timbers HOA

Bigfork, Montana 59911 - drinking water served from groundwater sources to 36 people, tracked in EPA SDWIS and UCMR5.

36
People served
795
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 795 drinking-water violations at Mountain View Timbers HOA - above the Montana per-system average.

795
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
36
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Mountain View Timbers HOA

Mountain View Timbers HOA is a private-owned community water system that delivers drinking water to 36 residents in Bigfork, Montana (Flathead County) through 16 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 795 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 790 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 31 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, 5 of 45 UCMR5-tested systems have reported PFAS detections (11.1%).

Mountain View Timbers HOA's 795 violations sit above 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
36
Total Violations
795
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
16
County
Flathead
School/Daycare
No
MCL Violations
0
Monitoring Violations
790
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 31 2016
Gross Alpha, Excl. Radon and U MR 24 2016
OXAMYL MR 21 2016
Methoxychlor MR 21 2016
Dalapon MR 21 2016
Di(2-ethylhexyl) adipate MR 21 2016
Simazine MR 21 2016
Di(2-ethylhexyl) phthalate MR 21 2016
Dinoseb MR 21 2016
Hexachlorocyclopentadiene MR 21 2016
Carbofuran MR 21 2016
Atrazine MR 21 2016
Picloram MR 21 2016
Heptachlor epoxide MR 21 2016
2,4-D MR 21 2016
HEXACHLOROBENZENE MR 21 2016
Benzo(a)pyrene MR 21 2016
Chlordane MR 21 2016
BHC-GAMMA MR 21 2016
LASSO MR 21 2016
Toxaphene MR 21 2016
Endrin MR 21 2016
Heptachlor MR 21 2016
2,4,5-TP MR 21 2016
Pentachlorophenol MR 21 2016
Combined Radium (-226 and -228) MR 20 2016
Aldicarb sulfone MR 18 2016
Aldicarb MR 18 2016
Aldicarb sulfoxide MR 18 2016
Lead and Copper Rule MR 15 2016

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 Mountain View Timbers HOA.

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 MT0004874 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
2019 Styrene MR 7 SDWIS / MT0004874 / 2996
2019 1,2,4-Trichlorobenzene MR 7 SDWIS / MT0004874 / 2378
2019 cis-1,2-Dichloroethylene MR 7 SDWIS / MT0004874 / 2380
2019 DICHLOROMETHANE MR 7 SDWIS / MT0004874 / 2964
2019 o-Dichlorobenzene MR 7 SDWIS / MT0004874 / 2968
2019 1,1-Dichloroethylene MR 7 SDWIS / MT0004874 / 2977
2019 trans-1,2-Dichloroethylene MR 7 SDWIS / MT0004874 / 2979
2019 1,2-Dichloroethane MR 7 SDWIS / MT0004874 / 2980
2019 1,1,1-Trichloroethane MR 7 SDWIS / MT0004874 / 2981
2019 Benzene MR 7 SDWIS / MT0004874 / 2990
2019 Toluene MR 7 SDWIS / MT0004874 / 2991
2019 Ethylbenzene MR 7 SDWIS / MT0004874 / 2992
2019 Xylenes, Total MR 7 SDWIS / MT0004874 / 2955
2019 Vinyl chloride MR 7 SDWIS / MT0004874 / 2976
2019 1,2-Dichloropropane MR 7 SDWIS / MT0004874 / 2983

How Mountain View Timbers HOA Compares

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

Metric Mountain View Timbers HOA Montana avg Federal benchmark
Total violations 795 131.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 11.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 11.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 36 492 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 Mountain View Timbers HOA water safe to drink? ▼
Mountain View Timbers HOA (PWS ID: MT0004874) has 795 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 36 people using Groundwater sources.
How many people does Mountain View Timbers HOA serve? ▼
Mountain View Timbers HOA serves 36 people in Bigfork, Montana. It is a Private-owned system using Groundwater water sources with 16 service connections.
What type of violations does Mountain View Timbers HOA have? ▼
Mountain View Timbers HOA has 795 total violations: 0 health-based violations (MCL exceedances or treatment failures), 790 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Mountain View Timbers HOA water? ▼
No PFAS testing data is available for Mountain View Timbers HOA under the EPA's UCMR5 monitoring program.
What water source does Mountain View Timbers HOA use? ▼
Mountain View Timbers HOA uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.