LIBBY, MT · Lincoln County
JOHNSONS MOBILE HOME PARK Water System
Consumer Confidence Report status
JOHNSONS MOBILE HOME PARK 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 JOHNSONS MOBILE HOME PARK.
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)
- MT0000529
- System type
- Community Water System
- Population served
- 35
- Service connections
- 14
- Ownership
- privately owned
- Water source
- groundwater (wells)
JOHNSONS MOBILE HOME PARK 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 7 entries between 2008 and 2024, all of which EPA lists as closed.
Of the 7, 6 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 Radionuclides and Revised Rad Rule, and inorganic chemicals.
Violation history
Monitoring, Regular
—Nitrate-Nitrite
January 1, 2024 – December 31, 2024
ResolvedMonitoring, Source Water (GWR)
—E. COLI
December 4, 2019 – December 4, 2019
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
June 1, 2019 – June 30, 2019
ResolvedSample Siting Plan Errors (RTCR)
—Revised Total Coliform Rule
April 2, 2016 – January 12, 2017
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
September 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
January 1, 2008 – December 14, 2016
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 2008 – December 14, 2016
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2024 – December 31, 2024 | Monitoring, Regular | Nitrate-Nitrite | — | Resolved |
| December 4, 2019 – December 4, 2019 | Monitoring, Source Water (GWR) | E. COLI | — | Resolved |
| June 1, 2019 – June 30, 2019 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| April 2, 2016 – January 12, 2017 | Sample Siting Plan Errors (RTCR) | Revised Total Coliform Rule | — | Resolved |
| September 1, 2012 – September 30, 2012 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2008 – December 14, 2016 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| January 1, 2008 – December 14, 2016 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- February 20, 2025State Public Notification received1 linked violation
- January 16, 2025State Compliance achieved1 linked violation
- January 16, 2025State Public Notification requested1 linked violation
- January 16, 2025State Violation/Reminder Notice1 linked violation
- December 26, 2019State Compliance achieved1 linked violation
- December 17, 2019State Public Notification requested1 linked violation
- December 17, 2019State Violation/Reminder Notice1 linked violation
- December 4, 2019State Compliance achieved1 linked violation
- July 25, 2019State Violation/Reminder Notice1 linked violation
- July 25, 2019State Public Notification requested1 linked violation
- February 2, 2017State Public Notification requested2 linked violations
- February 2, 2017State Public Notification requested2 linked violations
- February 2, 2017State Violation/Reminder Notice1 linked violation
- January 12, 2017State Compliance achieved1 linked violation
- January 4, 2017State Public Notification requested2 linked violations
- December 14, 2016State Compliance achieved1 linked violation
- November 2, 2012State Public Notification received2 linked violations
- October 1, 2012State Compliance achieved1 linked violation
- September 4, 2008State Compliance achieved2 linked violations
- August 17, 2008State Public Notification requested1 linked violation
- August 28, 2007State Compliance achieved3 linked violations
- February 28, 2003State Public Notification requested2 linked violations
- February 28, 2003State Violation/Reminder Notice3 linked violations
- June 26, 2002State Compliance achieved2 linked violations
Common questions
Is JOHNSONS MOBILE HOME PARK required to publish a Consumer Confidence Report?
- Yes. JOHNSONS MOBILE HOME PARK 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 JOHNSONS MOBILE HOME PARK’s next Consumer Confidence Report due?
- JOHNSONS MOBILE HOME PARK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does JOHNSONS MOBILE HOME PARK have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for JOHNSONS MOBILE HOME PARK.
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
JOHNSON, CHRISTY D
406-291-5417
LIBBY, MT 59923