HELENA, MT · Lewis and Clark County
PRAIRIE MOBILE VILLAGE Water System
Consumer Confidence Report status
PRAIRIE MOBILE VILLAGE must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for PRAIRIE MOBILE VILLAGE.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Montana’s official records. Always confirm current status with Montana before making decisions based on this information.
System facts
- System ID (PWSID)
- MT0000600
- System type
- Community Water System
- Population served
- 163
- Service connections
- 65
- Ownership
- privately owned
- Water source
- groundwater (wells)
PRAIRIE MOBILE VILLAGE is one of 1,084 community water systems in Montana in the 500 or fewer people size category, serving 163 people from groundwater.
As of August 1, 2026, its federal record holds 5 entries between 1992 and 2024, all of which EPA lists as closed.
Of the 5, 4 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Total Coliform Rules, the Lead and Copper Rule, and the Consumer Confidence Rule.
Violation history
Lead Consumer Notice
—Lead and Copper Rule
December 30, 2024 – May 22, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
November 1, 2023 – November 30, 2023
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2008 – August 21, 2008
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 1996 – August 31, 1996
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 1992 – June 30, 1992
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 30, 2024 – May 22, 2025 | Lead Consumer Notice | Lead and Copper Rule | — | Resolved |
| November 1, 2023 – November 30, 2023 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2008 – August 21, 2008 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| August 1, 1996 – August 31, 1996 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| June 1, 1992 – June 30, 1992 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- May 22, 2025State Compliance achieved5 linked violations
- February 4, 2025State Violation/Reminder Notice4 linked violations
- December 18, 2023State Public Notification requested4 linked violations
- December 11, 2023State Compliance achieved4 linked violations
- January 9, 2009State Compliance achieved11 linked violations
Common questions
Is PRAIRIE MOBILE VILLAGE required to publish a Consumer Confidence Report?
- Yes. PRAIRIE MOBILE VILLAGE is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is PRAIRIE MOBILE VILLAGE’s next Consumer Confidence Report due?
- PRAIRIE MOBILE VILLAGE’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does PRAIRIE MOBILE VILLAGE have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for PRAIRIE MOBILE VILLAGE.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
PRAIRIE MOBILE VILLAGE
406-227-6850
HELENA, MT 59602