TROY, MT · Lincoln County
TROY CITY OF Water System
Consumer Confidence Report status
TROY CITY OF 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 TROY CITY OF.
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)
- MT0000348
- System type
- Community Water System
- Population served
- 2,100
- Service connections
- 529
- Ownership
- local government
- Water source
- groundwater (wells)
TROY CITY OF is one of 123 community water systems in Montana in the 501 to 3,300 people size category, serving 2,100 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries between 2002 and 2008, all of which EPA lists as closed. Nothing has been added since 2008.
None of the 2 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Total Coliform Rules.
Violation history
Maximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 2008 – June 30, 2008
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
January 1, 2002 – January 31, 2002
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| June 1, 2008 – June 30, 2008 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| January 1, 2002 – January 31, 2002 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- May 15, 2009State Compliance achieved2 linked violations
- December 17, 2008State Compliance achieved7 linked violations
- July 10, 2008State Public Notification received2 linked violations
- May 16, 2008State Violation/Reminder Notice4 linked violations
- May 16, 2008State Violation/Reminder Notice3 linked violations
- February 13, 2005State Compliance achieved2 linked violations
- February 19, 2004State Public Notification received2 linked violations
- February 10, 2004State Public Notification requested3 linked violations
- February 10, 2004State Violation/Reminder Notice2 linked violations
- May 15, 2001State Compliance achieved1 linked violation
- September 17, 1993State Violation/Reminder Notice5 linked violations
Common questions
Is TROY CITY OF required to publish a Consumer Confidence Report?
- Yes. TROY CITY OF 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 TROY CITY OF’s next Consumer Confidence Report due?
- TROY CITY OF’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does TROY CITY OF have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for TROY CITY OF.
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
BOSWELL JR, TYLER
406-295-4151
TROY, MT 59935