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Community Water System · PWS MT0000549

Flaxville Town Of

Flaxville, Montana 59222 - drinking water served from surface water sources to 82 people, tracked in EPA SDWIS and UCMR5.

82
People served
450
EPA violations
112
Health-based
Untested
UCMR5 result

The verdict

EPA records 450 drinking-water violations at Flaxville Town Of, 25% of them health-based - above the Montana per-system average.

450
Total EPA violations on record
25%
Health-based (MCL / treatment failure)
82
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Flaxville Town Of

Flaxville Town Of is a local-owned community water system that delivers drinking water to 82 residents in Flaxville, Montana (Daniels County) through 47 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 450 total violations for this system , of which 112 (25%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 281 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Nitrate-Nitrite, recorded in 105 violations (MCL, health-based). 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%).

Flaxville Town Of's 450 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
82
Total Violations
450
Health-Based Violations
112
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
47
County
Daniels
School/Daycare
No
MCL Violations
108
Monitoring Violations
281
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate-Nitrite MCL 105 2016
Consumer Confidence Rule Other 38 2024
Chlorine MR 32 2016
Coliform (TCR) MR 28 2008
Nitrate-Nitrite MR 25 2015
Picloram MR 21 2005
2,4,5-TP MR 21 2005
Pentachlorophenol MR 21 2005
Dalapon MR 21 2005
2,4-D MR 21 2005
Dinoseb MR 21 2005
Lead and Copper Rule MR 16 2024
Total Haloacetic Acids (HAA5) MR 10 2025
TTHM MR 10 2025
Revised Total Coliform Rule MON 6 2025
Nitrate MR 4 1996
Aldicarb sulfoxide MR 4 2002
Aldicarb MR 4 2002
Lead and Copper Rule TT 4 2006
Carbofuran MR 4 2002
Aldicarb sulfone MR 4 2002
OXAMYL MR 4 2002
Nitrate MCL 3 1986
Fluoride MR 2 1996
Arsenic MR 2 1996

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 Flaxville Town Of.

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 MT0000549 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
2025 Total Haloacetic Acids (HAA5) MR 10 SDWIS / MT0000549 / 2456
2025 TTHM MR 10 SDWIS / MT0000549 / 2950
2025 Revised Total Coliform Rule MON 6 SDWIS / MT0000549 / 8000
2024 Consumer Confidence Rule Other 38 SDWIS / MT0000549 / 7000
2024 Lead and Copper Rule MR 16 SDWIS / MT0000549 / 5000
2016 Nitrate-Nitrite MCL 105 SDWIS / MT0000549 / 1038
2016 Chlorine MR 32 SDWIS / MT0000549 / 0999
2015 Nitrate-Nitrite MR 25 SDWIS / MT0000549 / 1038
2008 Coliform (TCR) MR 28 SDWIS / MT0000549 / 3100
2006 Lead and Copper Rule TT 4 SDWIS / MT0000549 / 5000
2005 Picloram MR 21 SDWIS / MT0000549 / 2040
2005 2,4,5-TP MR 21 SDWIS / MT0000549 / 2110
2005 Pentachlorophenol MR 21 SDWIS / MT0000549 / 2326
2005 Dalapon MR 21 SDWIS / MT0000549 / 2031
2005 2,4-D MR 21 SDWIS / MT0000549 / 2105

How Flaxville Town Of Compares

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

Metric Flaxville Town Of Montana avg Federal benchmark
Total violations 450 131.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 112 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 82 492 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 Flaxville Town Of water safe to drink? ▼
Flaxville Town Of (PWS ID: MT0000549) has 450 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 82 people using Surface Water sources.
How many people does Flaxville Town Of serve? ▼
Flaxville Town Of serves 82 people in Flaxville, Montana. It is a Local-owned system using Surface Water water sources with 47 service connections.
What type of violations does Flaxville Town Of have? ▼
Flaxville Town Of has 450 total violations: 112 health-based violations (MCL exceedances or treatment failures), 281 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Flaxville Town Of water? ▼
No PFAS testing data is available for Flaxville Town Of under the EPA's UCMR5 monitoring program.
What water source does Flaxville Town Of use? ▼
Flaxville Town Of uses Surface Water 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.