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Transient Non-Community Water System · PWS MT0004491

Town Pump Gore Hill

Butte, Montana 59702 - drinking water served from groundwater sources to 760 people, tracked in EPA SDWIS and UCMR5.

760
People served
145
EPA violations
7
Health-based
Untested
UCMR5 result

The verdict

EPA records 145 drinking-water violations at Town Pump Gore Hill, 5% of them health-based - above the Montana per-system average.

145
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
760
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Town Pump Gore Hill

Town Pump Gore Hill is a private-owned transient non-community water system that delivers drinking water to 760 residents in Butte, Montana (Cascade County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 145 total violations for this system , of which 7 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 138 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 17 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%).

Town Pump Gore Hill's 145 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
760
Total Violations
145
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Cascade
School/Daycare
No
MCL Violations
0
Monitoring Violations
138
Treatment Tech Violations
7

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 17 2012
Revised Total Coliform Rule TT 7 2019
E. COLI MR 6 2019
Nitrate-Nitrite MR 6 2021
Toxaphene MR 4 2011
Dalapon MR 4 2011
Simazine MR 4 2011
Di(2-ethylhexyl) phthalate MR 4 2011
Picloram MR 4 2011
Hexachlorocyclopentadiene MR 4 2011
Aldicarb sulfoxide MR 4 2011
Aldicarb sulfone MR 4 2011
Aldicarb MR 4 2011
LASSO MR 4 2011
2,4-D MR 4 2011
HEXACHLOROBENZENE MR 4 2011
Chlordane MR 4 2011
Endrin MR 4 2011
Benzo(a)pyrene MR 4 2011
OXAMYL MR 4 2011
Pentachlorophenol MR 4 2011
Methoxychlor MR 4 2011
2,4,5-TP MR 4 2011
Dinoseb MR 4 2011
Carbofuran MR 4 2011
Heptachlor epoxide MR 4 2011
BHC-GAMMA MR 4 2011
Di(2-ethylhexyl) adipate MR 4 2011
Heptachlor MR 4 2011
Atrazine MR 4 2011

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 Town Pump Gore Hill.

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 MT0004491 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
2021 Nitrate-Nitrite MR 6 SDWIS / MT0004491 / 1038
2021 Revised Total Coliform Rule MON 3 SDWIS / MT0004491 / 8000
2021 Lead and Copper Rule MR 2 SDWIS / MT0004491 / 5000
2019 Revised Total Coliform Rule TT 7 SDWIS / MT0004491 / 8000
2019 E. COLI MR 6 SDWIS / MT0004491 / 3014
2012 Coliform (TCR) MR 17 SDWIS / MT0004491 / 3100
2011 Toxaphene MR 4 SDWIS / MT0004491 / 2020
2011 Dalapon MR 4 SDWIS / MT0004491 / 2031
2011 Simazine MR 4 SDWIS / MT0004491 / 2037
2011 Di(2-ethylhexyl) phthalate MR 4 SDWIS / MT0004491 / 2039
2011 Picloram MR 4 SDWIS / MT0004491 / 2040
2011 Hexachlorocyclopentadiene MR 4 SDWIS / MT0004491 / 2042
2011 Aldicarb sulfoxide MR 4 SDWIS / MT0004491 / 2043
2011 Aldicarb sulfone MR 4 SDWIS / MT0004491 / 2044
2011 Aldicarb MR 4 SDWIS / MT0004491 / 2047

How Town Pump Gore Hill Compares

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

Metric Town Pump Gore Hill Montana avg Federal benchmark
Total violations 145 131.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 7 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 760 492 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 Town Pump Gore Hill water safe to drink? ▼
Town Pump Gore Hill (PWS ID: MT0004491) has 145 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 760 people using Groundwater sources.
How many people does Town Pump Gore Hill serve? ▼
Town Pump Gore Hill serves 760 people in Butte, Montana. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Town Pump Gore Hill have? ▼
Town Pump Gore Hill has 145 total violations: 7 health-based violations (MCL exceedances or treatment failures), 138 monitoring/reporting violations, and 7 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Town Pump Gore Hill water? ▼
No PFAS testing data is available for Town Pump Gore Hill under the EPA's UCMR5 monitoring program.
What water source does Town Pump Gore Hill use? ▼
Town Pump Gore Hill uses Groundwater 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.