EAST HELENA, MT · Lewis and Clark County
BAHNY BRAE SUBDIVISION Water System
Consumer Confidence Report status
BAHNY BRAE SUBDIVISION 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 1 item for BAHNY BRAE SUBDIVISION that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
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)
- MT0003196
- System type
- Community Water System
- Population served
- 35
- Service connections
- 12
- Ownership
- privately owned
- Water source
- groundwater (wells)
BAHNY BRAE SUBDIVISION is one of 1,084 community water systems in Montana in the 500 or fewer people size category, serving 35 people from groundwater.
As of August 1, 2026, its federal record holds 10 entries between 1998 and 2025, of which 1 remains open; none are health-based.
Of the 10, 9 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 inorganic chemicals.
Violation history
Follow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2025
UnaddressedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2018 – June 25, 2019
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
October 1, 2017 – October 31, 2017
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2014 – October 23, 2014
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2010 – September 26, 2011
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
December 1, 2009 – December 31, 2009
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 2009 – October 16, 2009
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 2004 – June 30, 2004
ResolvedMonitoring, Regular
—Arsenic
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 1, 1998 – July 31, 1998
Resolved
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2025 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Unaddressed |
| October 1, 2018 – June 25, 2019 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| October 1, 2017 – October 31, 2017 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| October 1, 2014 – October 23, 2014 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| October 1, 2010 – September 26, 2011 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| December 1, 2009 – December 31, 2009 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 2009 – October 16, 2009 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| June 1, 2004 – June 30, 2004 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Arsenic | — | Resolved |
| July 1, 1998 – July 31, 1998 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
Enforcement actions
- June 4, 2026State Compliance achieved1 linked violation
- January 12, 2026State Public Notification requested1 linked violation
- January 12, 2026State Violation/Reminder Notice1 linked violation
- October 24, 2025State Public Notification requested1 linked violation
- October 24, 2025State Violation/Reminder Notice1 linked violation
- June 25, 2019State Compliance achieved1 linked violation
- November 1, 2018State Public Notification requested1 linked violation
- November 1, 2018State Violation/Reminder Notice1 linked violation
- November 15, 2017State Public Notification requested1 linked violation
- November 15, 2017State Violation/Reminder Notice1 linked violation
- November 7, 2017State Compliance achieved1 linked violation
- October 23, 2014State Public Notification requested1 linked violation
- October 23, 2014State Compliance achieved1 linked violation
- October 23, 2014State Violation/Reminder Notice1 linked violation
- October 17, 2012State Public Notification requested1 linked violation
- October 17, 2012State Violation/Reminder Notice1 linked violation
- October 10, 2012State Compliance achieved1 linked violation
- September 26, 2011State Compliance achieved1 linked violation
- October 30, 2010State Violation/Reminder Notice1 linked violation
- October 30, 2010State Public Notification requested1 linked violation
- October 8, 2010State Compliance achieved1 linked violation
- January 13, 2010State Public Notification requested1 linked violation
- October 16, 2009State Violation/Reminder Notice1 linked violation
- October 16, 2009State Public Notification requested1 linked violation
- October 16, 2009State Violation/Reminder Notice1 linked violation
- May 15, 2009State Compliance achieved1 linked violation
- December 24, 2008State Compliance achieved3 linked violations
- May 23, 2008State Public Notification received1 linked violation
- March 20, 2008State Violation/Reminder Notice1 linked violation
- September 13, 2007State Compliance achieved2 linked violations
- April 13, 2005State Public Notification requested1 linked violation
- April 13, 2005State Violation/Reminder Notice3 linked violations
- September 10, 2004State Compliance achieved1 linked violation
- August 27, 2004State Public Notification received1 linked violation
- August 1, 2004State Public Notification requested1 linked violation
- August 1, 2004State Violation/Reminder Notice1 linked violation
Common questions
Is BAHNY BRAE SUBDIVISION required to publish a Consumer Confidence Report?
- Yes. BAHNY BRAE SUBDIVISION 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 BAHNY BRAE SUBDIVISION’s next Consumer Confidence Report due?
- BAHNY BRAE SUBDIVISION’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does BAHNY BRAE SUBDIVISION have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show 1 item for BAHNY BRAE SUBDIVISION that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
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
ROCKY MOUNTAIN OPERATIONS
406-442-2949
EAST HELENA, MT 59635