STEVENSVILLE, MT · Dawson County

WHISPERING TREES MOBILE PARK Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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): MT0000408
System type: Community Water System
Population served: 100
Service connections: 42
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2021 – February 9, 2023
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – May 19, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2020 – August 31, 2022
Resolved
Monitoring, Regular
—
Nickel
January 1, 2020 – December 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2020 – August 31, 2022
Resolved
OCCT/SOWT Study/Recommendation
Health-based
Lead and Copper Rule
April 1, 2019 – April 8, 2020
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
January 1, 2019 – January 31, 2019
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2018 – December 31, 2018
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2017 – July 5, 2019
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2017 – December 31, 2017
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2016 – August 21, 2018
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2016 – November 16, 2016
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2014 – November 15, 2014
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2014 – September 30, 2014
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – November 15, 2014
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – December 31, 2016
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2013 – December 23, 2013
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 2013 – September 30, 2013
Resolved
Monitoring, Regular
—
Combined Uranium
July 1, 2013 – September 30, 2013
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
December 1, 2012 – January 28, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2012 – October 31, 2012
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Simazine
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Picloram
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Aldicarb
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
LASSO
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2012 – March 31, 2012
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2021 – February 9, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2021 – May 19, 2022	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2020 – August 31, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Nickel	—	Resolved
January 1, 2020 – August 31, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2019 – April 8, 2020	OCCT/SOWT Study/Recommendation	Lead and Copper Rule	Health-based	Resolved
January 1, 2019 – January 31, 2019	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
October 1, 2017 – July 5, 2019	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
January 1, 2017 – December 31, 2017	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
October 1, 2016 – August 21, 2018	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2016 – November 16, 2016	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 1, 2014 – November 15, 2014	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2014 – November 15, 2014	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Combined Uranium	—	Resolved
October 1, 2013 – December 23, 2013	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2013 – September 30, 2013	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
July 1, 2013 – September 30, 2013	Monitoring, Regular	Combined Uranium	—	Resolved
December 1, 2012 – January 28, 2013	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
October 1, 2012 – October 31, 2012	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
September 1, 2012 – September 30, 2012	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Simazine	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Picloram	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Aldicarb sulfoxide	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Aldicarb	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	LASSO	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring, Regular	Chlordane	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

March 1, 2023State Compliance achieved1 linked violation
February 9, 2023State Compliance achieved1 linked violation
January 25, 2023State Violation/Reminder Notice1 linked violation
January 25, 2023State Public Notification requested1 linked violation
October 20, 2022State Compliance achieved2 linked violations
October 20, 2022State Public Notification requested2 linked violations
October 20, 2022State Violation/Reminder Notice2 linked violations
May 19, 2022State Compliance achieved1 linked violation
October 15, 2021State Violation/Reminder Notice1 linked violation
July 19, 2021State Violation/Reminder Notice1 linked violation
December 17, 2019State Violation/Reminder Notice3 linked violations
August 6, 2019State Compliance achieved1 linked violation
August 6, 2019State Compliance achieved1 linked violation
July 5, 2019State Compliance achieved2 linked violations
February 14, 2019State Violation/Reminder Notice1 linked violation
February 13, 2019State Compliance achieved2 linked violations
February 13, 2019State Compliance achieved1 linked violation
February 1, 2019State Administrative/Compliance Order with penalty issued6 linked violations
February 1, 2019State Administrative/Compliance Order with penalty issued1 linked violation
January 17, 2019State Public Notification requested1 linked violation
January 17, 2019State Violation/Reminder Notice2 linked violations
August 21, 2018State Compliance achieved2 linked violations
June 19, 2018State Other6 linked violations
January 23, 2018State Public Notification requested1 linked violation
January 23, 2018State Violation/Reminder Notice1 linked violation
October 17, 2017State Violation/Reminder Notice1 linked violation
February 3, 2017State Public Notification requested1 linked violation
February 3, 2017State Violation/Reminder Notice1 linked violation
February 2, 2017State Violation/Reminder Notice1 linked violation
February 2, 2017State Violation/Reminder Notice1 linked violation
February 2, 2017State Public Notification requested1 linked violation
February 2, 2017State Public Notification requested1 linked violation
November 16, 2016State Compliance achieved1 linked violation
October 24, 2016State Public Notification requested1 linked violation
October 24, 2016State Violation/Reminder Notice1 linked violation
October 14, 2016State Violation/Reminder Notice1 linked violation
April 10, 2015State Compliance achieved1 linked violation
April 10, 2015State Compliance achievedgeneral compliance action — not tied to a specific violation on record
November 15, 2014State Compliance achieved1 linked violation
October 27, 2014State Violation/Reminder Notice1 linked violation
October 17, 2014State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
October 17, 2014State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
October 17, 2014State Violation/Reminder Notice1 linked violation
October 17, 2014State Public Notification requested1 linked violation
July 14, 2014State Violation/Reminder Notice2 linked violations
May 7, 2014State Compliance achieved2 linked violations
December 23, 2013State Compliance achieved2 linked violations
December 20, 2013State Violation/Reminder Notice2 linked violations
October 15, 2013State Public Notification requested1 linked violation
October 15, 2013State Violation/Reminder Notice1 linked violation
January 28, 2013State Compliance achieved1 linked violation
January 15, 2013State Public Notification requested1 linked violation
January 15, 2013State Violation/Reminder Notice1 linked violation
November 8, 2012State Compliance achieved2 linked violations
November 8, 2012State Compliance achieved2 linked violations
October 24, 2012State Public Notification requested2 linked violations
September 14, 2012State Public Notification received3 linked violations
April 13, 2012State Public Notification requested5 linked violations
April 13, 2012State Public Notification requested34 linked violations
April 13, 2012State Violation/Reminder Notice31 linked violations

Contact

PIGEON, MONICA

406-777-7321

STEVENSVILLE, MT 59870