EAST HELENA, MT · Lewis and Clark County

BUZZ INN 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): MT0000592
System type: Community Water System
Population served: 95
Service connections: 47
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2014 – February 28, 2014
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2013 – May 14, 2013
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2012 – June 24, 2013
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2012 – June 19, 2013
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2011 – December 8, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2011 – December 8, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2010 – September 24, 2010
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2010 – May 14, 2013
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Barium
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Cadmium
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Chromium
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Fluoride
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Mercury
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Nickel
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Antimony, Total
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Beryllium, Total
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Thallium, Total
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Selenium
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Endrin
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
BHC-GAMMA
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Methoxychlor
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Toxaphene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Dalapon
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
OXAMYL
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Simazine
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Picloram
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Dinoseb
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Carbofuran
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Aldicarb
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Atrazine
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
LASSO
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Heptachlor
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
2,4-D
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Chlordane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Endrin
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
BHC-GAMMA
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Methoxychlor
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Toxaphene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Dalapon
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
OXAMYL
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Simazine
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Picloram
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Carbofuran
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Aldicarb
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Atrazine
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
LASSO
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Heptachlor
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
2,4-D
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
2,4,5-TP
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Chlordane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Arsenic
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Arsenic
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Xylenes, Total
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Benzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Toluene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Styrene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Xylenes, Total
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Benzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Toluene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2008 – December 31, 2010
Archived
Monitoring, Regular
—
Styrene
January 1, 2008 – December 31, 2010
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2006 – November 1, 2007
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Benzene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Toluene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Styrene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Endrin
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Dalapon
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Diquat
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Endothall
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Simazine
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Picloram
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Aldicarb
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
LASSO
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
2,3,7,8-TCDD
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
2,4-D
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Chlordane
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Nickel
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Arsenic
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1997 – July 31, 1997
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 1996 – December 31, 2000
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1993 – December 31, 1993
Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
February 1, 2014 – February 28, 2014	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2013 – May 14, 2013	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
October 1, 2012 – June 24, 2013	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2012 – June 19, 2013	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2011 – December 8, 2011	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2011 – December 8, 2011	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2010 – September 24, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2010 – May 14, 2013	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 1, 2008 – December 31, 2010	Monitoring, Regular	Dinoseb	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Barium	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Cadmium	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Chromium	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Fluoride	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Mercury	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Nickel	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Antimony, Total	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Beryllium, Total	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Thallium, Total	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Selenium	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Endrin	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	BHC-GAMMA	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Methoxychlor	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Toxaphene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Dalapon	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	OXAMYL	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Simazine	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Picloram	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Dinoseb	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Aldicarb sulfoxide	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Carbofuran	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Aldicarb	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Atrazine	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	LASSO	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Heptachlor	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Heptachlor epoxide	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	2,4-D	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	HEXACHLOROBENZENE	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Benzo(a)pyrene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Chlordane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Endrin	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	BHC-GAMMA	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Methoxychlor	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Toxaphene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Dalapon	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	OXAMYL	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Simazine	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Picloram	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Aldicarb sulfoxide	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Carbofuran	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Aldicarb	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Atrazine	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	LASSO	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Heptachlor	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Heptachlor epoxide	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	2,4-D	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	2,4,5-TP	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	HEXACHLOROBENZENE	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Benzo(a)pyrene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Chlordane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Arsenic	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Arsenic	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Xylenes, Total	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	p-Dichlorobenzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Benzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Toluene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Styrene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Xylenes, Total	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	p-Dichlorobenzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Benzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Toluene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 2008 – December 31, 2010	Monitoring, Regular	Styrene	—	Archived
July 1, 2006 – November 1, 2007	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Benzene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Toluene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Styrene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Endrin	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Dalapon	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Diquat	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Endothall	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Simazine	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Picloram	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Aldicarb sulfoxide	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Aldicarb	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	LASSO	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	2,3,7,8-TCDD	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	2,4-D	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Chlordane	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Nickel	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Arsenic	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
July 1, 1997 – July 31, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1996 – December 31, 2000	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
December 1, 1993 – December 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

March 20, 2014State Public Notification received1 linked violation
March 14, 2014State Public Notification requested1 linked violation
March 14, 2014State Violation/Reminder Notice1 linked violation
March 3, 2014State Compliance achieved1 linked violation
June 24, 2013State Compliance achieved1 linked violation
June 19, 2013State Compliance achieved1 linked violation
May 14, 2013State Compliance achieved2 linked violations
January 14, 2013State Violation/Reminder Notice1 linked violation
November 14, 2012State Violation/Reminder Notice1 linked violation
July 12, 2012State Violation/Reminder Notice1 linked violation
July 12, 2012State Public Notification requested1 linked violation
December 8, 2011State Compliance achieved2 linked violations
October 28, 2011State Public Notification requested1 linked violation
October 28, 2011State Violation/Reminder Notice1 linked violation
August 1, 2011State Public Notification requested1 linked violation
August 1, 2011State Violation/Reminder Notice1 linked violation
January 13, 2011State Violation/Reminder Notice1 linked violation
September 24, 2010State Compliance achieved1 linked violation
August 7, 2010State Public Notification requested1 linked violation
August 7, 2010State Violation/Reminder Notice1 linked violation
August 12, 2009State Compliance achieved1 linked violation
August 12, 2009State Compliance achieved1 linked violation
August 12, 2009State Compliance achieved1 linked violation
August 12, 2009State Compliance achieved2 linked violations
August 12, 2009State Compliance achieved1 linked violation
December 30, 2008State Compliance achieved2 linked violations
August 13, 2008State Violation/Reminder Notice1 linked violation
August 13, 2008State Compliance achieved2 linked violations
August 13, 2008State Public Notification requested1 linked violation
November 1, 2007State Compliance achieved1 linked violation
October 11, 2006State Compliance achieved3 linked violations
February 10, 2006State Public Notification requested2 linked violations
July 15, 2003State Compliance achieved2 linked violations
July 12, 2002State Violation/Reminder Notice6 linked violations
July 5, 2002State Violation/Reminder Notice34 linked violations
June 29, 2002State Public Notification requested22 linked violations
April 19, 2002State Violation/Reminder Notice1 linked violation
April 19, 2002State Public Notification requested1 linked violation
December 31, 2000State Compliance achieved1 linked violation

Contact

ROCKY MOUNTAIN OPERATIONS

406-442-2949

EAST HELENA, MT 59635