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Community Water System · PWS MT0003597

Valley Garden Golf Village HOA

Ennis, Montana 59729 - drinking water served from groundwater sources to 195 people, tracked in EPA SDWIS and UCMR5.

195
People served
169
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 169 drinking-water violations at Valley Garden Golf Village HOA - above the Montana per-system average.

169
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
195
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Valley Garden Golf Village HOA

Valley Garden Golf Village HOA is a private-owned community water system that delivers drinking water to 195 residents in Ennis, Montana (Madison County) through 84 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 169 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 169 monitoring and reporting violations are on file. The most recent violation on record dates to 2011.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 10 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%).

Valley Garden Golf Village HOA's 169 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
195
Total Violations
169
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
84
County
Madison
School/Daycare
No
MCL Violations
0
Monitoring Violations
169
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 10 2007
Combined Radium (-226 and -228) MR 9 2009
Gross Alpha, Excl. Radon and U MR 7 2011
Nitrate-Nitrite MR 6 2008
cis-1,2-Dichloroethylene MR 6 2009
DICHLOROMETHANE MR 6 2009
Vinyl chloride MR 6 2009
1,1-Dichloroethylene MR 6 2009
trans-1,2-Dichloroethylene MR 6 2009
1,2-Dichloroethane MR 6 2009
1,1,1-Trichloroethane MR 6 2009
Carbon tetrachloride MR 6 2009
1,2-Dichloropropane MR 6 2009
1,1,2-Trichloroethane MR 6 2009
Benzene MR 6 2009
Toluene MR 6 2009
Ethylbenzene MR 6 2009
1,2,4-Trichlorobenzene MR 6 2009
o-Dichlorobenzene MR 6 2009
p-Dichlorobenzene MR 6 2009
Trichloroethylene MR 6 2009
Styrene MR 6 2009
Tetrachloroethylene MR 6 2009
Xylenes, Total MR 6 2009
CHLOROBENZENE MR 6 2009
Chromium MR 5 1999
Selenium MR 1 1996
Cadmium MR 1 1996
Barium MR 1 1996
Fluoride MR 1 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 Valley Garden Golf Village 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 MT0003597 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
2011 Gross Alpha, Excl. Radon and U MR 7 SDWIS / MT0003597 / 4000
2009 Combined Radium (-226 and -228) MR 9 SDWIS / MT0003597 / 4010
2009 cis-1,2-Dichloroethylene MR 6 SDWIS / MT0003597 / 2380
2009 DICHLOROMETHANE MR 6 SDWIS / MT0003597 / 2964
2009 Vinyl chloride MR 6 SDWIS / MT0003597 / 2976
2009 1,1-Dichloroethylene MR 6 SDWIS / MT0003597 / 2977
2009 trans-1,2-Dichloroethylene MR 6 SDWIS / MT0003597 / 2979
2009 1,2-Dichloroethane MR 6 SDWIS / MT0003597 / 2980
2009 1,1,1-Trichloroethane MR 6 SDWIS / MT0003597 / 2981
2009 Carbon tetrachloride MR 6 SDWIS / MT0003597 / 2982
2009 1,2-Dichloropropane MR 6 SDWIS / MT0003597 / 2983
2009 1,1,2-Trichloroethane MR 6 SDWIS / MT0003597 / 2985
2009 Benzene MR 6 SDWIS / MT0003597 / 2990
2009 Toluene MR 6 SDWIS / MT0003597 / 2991
2009 Ethylbenzene MR 6 SDWIS / MT0003597 / 2992

How Valley Garden Golf Village HOA Compares

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

Metric Valley Garden Golf Village HOA Montana avg Federal benchmark
Total violations 169 131.4 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 62.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 195 492 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 Valley Garden Golf Village HOA water safe to drink? ▼
Valley Garden Golf Village HOA (PWS ID: MT0003597) has 169 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 195 people using Groundwater sources.
How many people does Valley Garden Golf Village HOA serve? ▼
Valley Garden Golf Village HOA serves 195 people in Ennis, Montana. It is a Private-owned system using Groundwater water sources with 84 service connections.
What type of violations does Valley Garden Golf Village HOA have? ▼
Valley Garden Golf Village HOA has 169 total violations: 0 health-based violations (MCL exceedances or treatment failures), 169 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Valley Garden Golf Village HOA water? ▼
No PFAS testing data is available for Valley Garden Golf Village HOA under the EPA's UCMR5 monitoring program.
What water source does Valley Garden Golf Village HOA use? ▼
Valley Garden Golf Village 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.