Issaquah, WA · King County

TIGER MTN TRACTS Water System

Current status

2 items on record are open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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 Washington’s official records. Always confirm current status with Washington before making decisions based on this information.

System facts

System ID (PWSID): WA5388315
System type: Community Water System
Population served: 30
Service connections: 16
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Nitrate
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Dalapon
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Picloram
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Dinoseb
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2023 – December 31, 2025
Archived
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2020 – May 31, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2020 – April 30, 2020
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2020 – December 31, 2020
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2020 – September 29, 2023
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2019
Unaddressed
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2019 – September 29, 2023
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2018
Unaddressed
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2018 – September 29, 2023
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2015 – May 31, 2015
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – December 10, 2014
Resolved
Monitoring, Regular
—
Styrene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2014 – December 31, 2022
Archived
Monitoring, Regular
—
2,4,5-TP
January 1, 2014 – December 31, 2022
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2014 – December 31, 2022
Archived
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2014 – December 22, 2017
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Benzene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Toluene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Picloram
January 1, 2014 – December 31, 2022
Archived
Monitoring, Regular
—
Dalapon
January 1, 2014 – December 31, 2022
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2012 – October 22, 2012
Resolved
Monitoring, Regular
—
Nickel
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Nitrite
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Selenium
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Antimony, Total
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Beryllium, Total
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Arsenic
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Barium
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Cadmium
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Fluoride
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Mercury
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Chromium
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
CYANIDE
January 1, 2011 – December 31, 2019
Archived
Monitoring, Regular
—
Thallium, Total
January 1, 2011 – December 31, 2019
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2010 – November 12, 2010
Resolved
Monitoring, Regular
—
Toluene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
Styrene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2008 – March 31, 2008
Archived
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
Benzene
January 1, 2008 – March 31, 2008
Archived
Monitoring, Regular
—
Nitrate
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Barium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chromium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Mercury
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Nickel
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Selenium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2005 – December 31, 2007
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1999 – October 31, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1999 – September 30, 1999
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 1995 – October 31, 1995
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1995 – August 31, 1995
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 1995 – January 31, 1995
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1994 – March 31, 1994
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1993 – December 31, 1993
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 1993 – October 31, 1993
Archived
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
February 1, 1993 – February 28, 1993
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1992 – December 31, 1992
Archived
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
November 1, 1992 – November 30, 1992
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1992 – September 30, 1992
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 1992 – August 31, 1992
Archived
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 1992 – July 31, 1992
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
November 1, 1991 – November 30, 1991
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
October 1, 1991 – October 31, 1991
Archived
Monitoring, Regular
—
Arsenic
October 1, 1979 – October 31, 1979
Archived
Monitoring, Regular
—
Fluoride
October 1, 1979 – October 31, 1979
Archived
Monitoring, Regular
—
Mercury
October 1, 1979 – October 31, 1979
Archived
Monitoring, Regular
—
Nitrate
October 1, 1979 – October 31, 1979
Archived
Monitoring, Regular
—
Barium
October 1, 1979 – October 31, 1979
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yet

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2024 – December 31, 2024	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2023 – December 31, 2025	Monitoring, Regular	2,4,5-TP	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Dalapon	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Picloram	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Dinoseb	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Pentachlorophenol	—	Archived
May 1, 2020 – May 31, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2020 – April 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2020 – September 29, 2023	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2019	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Unaddressed
January 1, 2019 – September 29, 2023	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Unaddressed
January 1, 2018 – September 29, 2023	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
May 1, 2015 – May 31, 2015	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2014 – December 10, 2014	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Styrene	—	Resolved
January 1, 2014 – December 31, 2022	Monitoring, Regular	Dinoseb	—	Archived
January 1, 2014 – December 31, 2022	Monitoring, Regular	2,4,5-TP	—	Archived
January 1, 2014 – December 31, 2022	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2014 – December 22, 2017	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Benzene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Toluene	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2014 – December 31, 2022	Monitoring, Regular	Picloram	—	Archived
January 1, 2014 – December 31, 2022	Monitoring, Regular	Dalapon	—	Archived
July 1, 2012 – October 22, 2012	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2011 – December 31, 2019	Monitoring, Regular	Nickel	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Nitrite	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Selenium	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Antimony, Total	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Beryllium, Total	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Arsenic	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Barium	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Cadmium	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Fluoride	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Mercury	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Chromium	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	CYANIDE	—	Archived
January 1, 2011 – December 31, 2019	Monitoring, Regular	Thallium, Total	—	Archived
July 1, 2010 – November 12, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2008 – March 31, 2008	Monitoring, Regular	Toluene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	Styrene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	p-Dichlorobenzene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
January 1, 2008 – December 31, 2008	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2008 – March 31, 2008	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 2008 – March 31, 2008	Monitoring, Regular	Benzene	—	Archived
January 1, 2007 – December 31, 2007	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Barium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chromium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Mercury	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Nickel	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Selenium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Beryllium, Total	—	Resolved
October 1, 1999 – October 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1999 – September 30, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1995 – October 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
August 1, 1995 – August 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
January 1, 1995 – January 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
March 1, 1994 – March 31, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 1993 – December 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 1993 – October 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
February 1, 1993 – February 28, 1993	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
December 1, 1992 – December 31, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 1992 – November 30, 1992	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
September 1, 1992 – September 30, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
August 1, 1992 – August 31, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
July 1, 1992 – July 31, 1992	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
November 1, 1991 – November 30, 1991	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
October 1, 1991 – October 31, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Arsenic	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Fluoride	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Mercury	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Nitrate	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Barium	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yet

Enforcement actions

January 3, 2025State Compliance achieved1 linked violation
September 29, 2023State Compliance achieved3 linked violations
March 29, 2023State Administrative/Compliance Order without penalty issued13 linked violations
October 6, 2022State Compliance achieved20 linked violations
December 14, 2021State Compliance achieved1 linked violation
June 1, 2020State Compliance achieved2 linked violations
December 22, 2017State Compliance achieved1 linked violation
June 30, 2015State Compliance achieved1 linked violation
December 10, 2014State Compliance achieved1 linked violation
October 22, 2012State Compliance achieved1 linked violation
November 4, 2011State Compliance achieved1 linked violation
November 12, 2010State Compliance achieved1 linked violation
July 20, 2008State Compliance achieved6 linked violations
July 20, 2008State Compliance achieved10 linked violations
June 30, 2008State Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 11, 2008State Compliance achieved6 linked violations
March 11, 2008State Compliance achieved10 linked violations
January 1, 2008State Compliance achieved5 linked violations
October 31, 1999State Public Notification requested5 linked violations
February 28, 1993State Violation/Reminder Notice1 linked violation
January 31, 1993State Violation/Reminder Notice1 linked violation
December 31, 1992State Violation/Reminder Notice1 linked violation
November 30, 1992State Violation/Reminder Notice2 linked violations
September 30, 1992State Violation/Reminder Notice1 linked violation
July 31, 1992State Violation/Reminder Notice1 linked violation
March 31, 1992State Violation/Reminder Notice1 linked violation
January 31, 1992State Violation/Reminder Notice1 linked violation
November 30, 1991State Violation/Reminder Notice1 linked violation
April 8, 1991Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record

Contact

TIGER MTN TRACTS

Phone not on record

Issaquah, WA 98027