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Community Water System · PWS MT0000228

Cherry Creek Wua Glasgow

Glasgow, Montana 59230 - drinking water served from groundwater sources to 180 people, tracked in EPA SDWIS and UCMR5.

180
People served
674
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 674 drinking-water violations at Cherry Creek Wua Glasgow, 2% of them health-based - above the Montana per-system average.

674
Total EPA violations on record
2%
Health-based (MCL / treatment failure)
180
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Cherry Creek Wua Glasgow

Cherry Creek Wua Glasgow is a local-owned community water system that delivers drinking water to 180 residents in Glasgow, Montana (Valley County) through 60 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 674 total violations for this system , of which 12 (2%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 655 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 Revised Total Coliform Rule, recorded in 20 violations (MON). 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%).

Cherry Creek Wua Glasgow's 674 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
180
Total Violations
674
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
60
County
Valley
School/Daycare
No
MCL Violations
12
Monitoring Violations
655
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 20 2025
E. COLI MR 14 2021
Endrin MR 14 2020
Dalapon MR 14 2020
Di(2-ethylhexyl) adipate MR 14 2020
Simazine MR 14 2020
Di(2-ethylhexyl) phthalate MR 14 2020
Dinoseb MR 14 2020
Atrazine MR 14 2020
Heptachlor MR 14 2020
Heptachlor epoxide MR 14 2020
2,4-D MR 14 2020
2,4,5-TP MR 14 2020
HEXACHLOROBENZENE MR 14 2020
Benzo(a)pyrene MR 14 2020
Pentachlorophenol MR 14 2020
Chlordane MR 14 2020
Methoxychlor MR 14 2020
BHC-GAMMA MR 14 2020
Hexachlorocyclopentadiene MR 14 2020
Picloram MR 14 2020
Carbofuran MR 14 2020
Toxaphene MR 14 2020
OXAMYL MR 14 2020
LASSO MR 14 2020
Coliform (TCR) MCL 12 2011
1,2,4-Trichlorobenzene MR 12 2020
cis-1,2-Dichloroethylene MR 12 2020
Xylenes, Total MR 12 2020
o-Dichlorobenzene MR 12 2020

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 Cherry Creek Wua Glasgow.

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 MT0000228 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 Revised Total Coliform Rule MON 20 SDWIS / MT0000228 / 8000
2024 Lead and Copper Rule MR 8 SDWIS / MT0000228 / 5000
2024 Nitrate-Nitrite MR 8 SDWIS / MT0000228 / 1038
2021 E. COLI MR 14 SDWIS / MT0000228 / 3014
2020 Endrin MR 14 SDWIS / MT0000228 / 2005
2020 Dalapon MR 14 SDWIS / MT0000228 / 2031
2020 Di(2-ethylhexyl) adipate MR 14 SDWIS / MT0000228 / 2035
2020 Simazine MR 14 SDWIS / MT0000228 / 2037
2020 Di(2-ethylhexyl) phthalate MR 14 SDWIS / MT0000228 / 2039
2020 Dinoseb MR 14 SDWIS / MT0000228 / 2041
2020 Atrazine MR 14 SDWIS / MT0000228 / 2050
2020 Heptachlor MR 14 SDWIS / MT0000228 / 2065
2020 Heptachlor epoxide MR 14 SDWIS / MT0000228 / 2067
2020 2,4-D MR 14 SDWIS / MT0000228 / 2105
2020 2,4,5-TP MR 14 SDWIS / MT0000228 / 2110

How Cherry Creek Wua Glasgow Compares

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

Metric Cherry Creek Wua Glasgow Montana avg Federal benchmark
Total violations 674 131.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 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 180 492 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 Cherry Creek Wua Glasgow water safe to drink? ▼
Cherry Creek Wua Glasgow (PWS ID: MT0000228) has 674 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 180 people using Groundwater sources.
How many people does Cherry Creek Wua Glasgow serve? ▼
Cherry Creek Wua Glasgow serves 180 people in Glasgow, Montana. It is a Local-owned system using Groundwater water sources with 60 service connections.
What type of violations does Cherry Creek Wua Glasgow have? ▼
Cherry Creek Wua Glasgow has 674 total violations: 12 health-based violations (MCL exceedances or treatment failures), 655 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Cherry Creek Wua Glasgow water? ▼
No PFAS testing data is available for Cherry Creek Wua Glasgow under the EPA's UCMR5 monitoring program.
What water source does Cherry Creek Wua Glasgow use? ▼
Cherry Creek Wua Glasgow 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.