EAST VALE, OR · Coos County

MT TERRACE MHP 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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.

System facts

System ID (PWSID): OR4105364
System type: Community Water System
Population served: 60
Service connections: 25
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Arsenic
October 1, 2025 – December 31, 2025
Archived
Monitoring, Regular
—
Arsenic
April 1, 2025 – June 30, 2025
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – August 22, 2024
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2024 – September 30, 2024
Resolved
Monitoring, Regular
—
Arsenic
April 1, 2024 – June 30, 2024
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2023 – August 22, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2023 – August 22, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2023 – January 31, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2022 – October 31, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2022 – September 30, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2022 – July 31, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
June 1, 2022 – June 30, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2022 – May 31, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2022 – April 30, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
March 1, 2022 – March 31, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2022 – January 31, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2021 – December 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2021 – October 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2021 – July 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2021 – May 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2021 – April 30, 2021
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2020 – September 30, 2020
Resolved
Monitoring, Regular
—
Arsenic
April 1, 2020 – June 30, 2020
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2020 – December 31, 2020
Resolved
Failure to Conduct Assessment Monitoring
—
COLIPHAGE
January 1, 2020 – December 31, 2020
Resolved
Failure to Conduct Assessment Monitoring
—
COLIPHAGE
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2020 – March 31, 2020
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2020 – December 31, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
May 19, 2019 – July 17, 2020
Resolved
Monitoring, Regular
—
Arsenic
April 1, 2019 – June 30, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2019 – March 31, 2019
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 25, 2018 – December 1, 2018
Resolved
Monitoring, Regular
—
Arsenic
October 1, 2018 – December 31, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2018 – September 30, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2018 – June 30, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 1, 2018 – March 14, 2018
Resolved
Failure to Conduct Assessment Monitoring
—
COLIPHAGE
January 1, 2018 – November 24, 1987
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2018 – September 30, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2018 – March 31, 2018
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2018 – September 30, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 10, 2017 – December 1, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Arsenic
October 1, 2017 – December 31, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2017 – September 30, 2017
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2017 – December 31, 2025
Archived
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2017 – October 3, 2017
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2017 – December 31, 2025
Archived
Failure to Conduct Assessment Monitoring
—
COLIPHAGE
January 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2016 – December 31, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2015 – September 30, 2015
Resolved
Failure to Conduct Assessment Monitoring
—
COLIPHAGE
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2014 – December 31, 2014
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – March 31, 2014
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2014 – March 31, 2014
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2014 – March 31, 2014
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Endrin
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Diquat
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Endothall
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Simazine
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Picloram
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2014 – December 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2014 – September 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2014 – September 30, 2016
Resolved
Monitoring, Regular
—
Styrene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Toluene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Benzene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
LASSO
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Combined Uranium
October 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
October 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Combined Uranium
July 1, 2013 – September 30, 2013
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 2013 – September 30, 2013
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
July 1, 2013 – September 30, 2013
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
April 1, 2013 – June 30, 2013
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
April 1, 2013 – June 30, 2013
Resolved
Monitoring, Regular
—
Combined Uranium
April 1, 2013 – June 30, 2013
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2013 – March 31, 2013
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2013 – March 31, 2013
Resolved
Failure to Conduct Assessment Monitoring
—
COLIPHAGE
January 1, 2013 – November 24, 1987
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2013 – March 31, 2013
Resolved
Failure to Conduct Assessment Monitoring
—
COLIPHAGE
January 1, 2013 – November 24, 1987
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
October 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Combined Uranium
October 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
Combined Uranium
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2012 – January 31, 2012
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 2011 – August 31, 2011
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2011 – November 2, 2011
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2010 – May 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2010 – April 30, 2010
Resolved
Treatment Technique No Certif. Operator
Health-based
Stage 1 Disinfectants and Disinfection Byproducts Rule
March 1, 2010 – October 20, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2009 – December 31, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2009 – November 30, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2009 – October 31, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2009 – September 30, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2009 – August 31, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
May 1, 2009 – May 31, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2009 – March 31, 2009
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2009 – January 31, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2008 – November 30, 2008
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2008 – April 30, 2008
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2006 – December 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2006 – November 30, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2006 – October 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2006 – September 30, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2006 – August 31, 2006
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 2006 – July 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2006 – April 30, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2006 – February 28, 2006
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2006 – January 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2005 – December 31, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2005 – September 30, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2005 – June 30, 2005
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
March 1, 2005 – March 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2005 – January 31, 2005
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Barium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chromium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Mercury
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
Monitoring, Regular
—
Thallium, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Diquat
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Simazine
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Picloram
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Benzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Toluene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Styrene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2004 – December 31, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2004 – August 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2004 – July 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2004 – June 30, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2004 – April 30, 2004
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2004 – December 25, 2010
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2003 – September 30, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2003 – July 31, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2003 – June 30, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2003 – April 30, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2003 – March 31, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2003 – February 28, 2003
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2003 – December 25, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2003 – January 31, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2002 – December 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2002 – November 30, 2002
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
October 1, 2002 – October 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2002 – September 30, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2002 – August 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2002 – May 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2002 – March 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2002 – February 28, 2002
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Selenium
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Nickel
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Mercury
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Chromium
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Barium
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Picloram
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Simazine
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Diquat
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Endrin
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Styrene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2000 – February 29, 2000
Resolved
OCCT/SOWT Treatment Installation/Demonstration
Health-based
Lead and Copper Rule
January 1, 2000 – September 18, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1999 – September 30, 1999
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 1999 – May 31, 1999
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1999 – February 28, 1999
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1999 – December 31, 1999
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
December 1, 1998 – December 31, 1998
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 1998 – July 31, 1998
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1997 – September 30, 1997
Resolved
OCCT/SOWT Study/Recommendation
Health-based
Lead and Copper Rule
July 1, 1997 – September 18, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 1997 – May 31, 1997
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 1996 – December 31, 1999
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1995 – June 30, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1994 – September 30, 1994
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1994 – August 31, 1994
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1994 – July 31, 1994
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
May 1, 1993 – May 31, 1993
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
April 1, 1993 – April 30, 1993
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 1993 – January 31, 1993
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1991 – June 30, 1991
Resolved

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

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2025 – December 31, 2025	Monitoring, Regular	Arsenic	—	Archived
April 1, 2025 – June 30, 2025	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2024 – August 22, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring, Regular	Arsenic	—	Resolved
April 1, 2024 – June 30, 2024	Monitoring, Regular	Arsenic	—	Resolved
October 1, 2023 – August 22, 2024	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2023 – August 22, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2023 – January 31, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2022 – October 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 2022 – September 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2022 – July 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
June 1, 2022 – June 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
May 1, 2022 – May 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2022 – April 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
March 1, 2022 – March 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2022 – January 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
December 1, 2021 – December 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2021 – October 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2021 – July 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
May 1, 2021 – May 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2021 – April 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2020 – September 30, 2020	Monitoring, Regular	Arsenic	—	Resolved
April 1, 2020 – June 30, 2020	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2020 – December 31, 2020	Failure to Conduct Assessment Monitoring	COLIPHAGE	—	Resolved
January 1, 2020 – December 31, 2020	Failure to Conduct Assessment Monitoring	COLIPHAGE	—	Resolved
January 1, 2020 – March 31, 2020	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Heptachlor	—	Resolved
May 19, 2019 – July 17, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2019 – June 30, 2019	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2019 – March 31, 2019	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
November 25, 2018 – December 1, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2018 – December 31, 2018	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2018 – September 30, 2018	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2018 – June 30, 2018	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
March 1, 2018 – March 14, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2018 – November 24, 1987	Failure to Conduct Assessment Monitoring	COLIPHAGE	—	Resolved
January 1, 2018 – September 30, 2020	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2018 – March 31, 2018	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2018 – September 30, 2020	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
November 10, 2017 – December 1, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2017 – December 31, 2017	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2017 – September 30, 2017	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2017 – December 31, 2025	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived
January 1, 2017 – October 3, 2017	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2017 – December 31, 2025	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
January 1, 2016 – December 31, 2016	Failure to Conduct Assessment Monitoring	COLIPHAGE	—	Resolved
January 1, 2016 – December 31, 2016	Monitoring, Regular	Nitrate	—	Resolved
September 1, 2015 – September 30, 2015	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2015 – December 31, 2015	Failure to Conduct Assessment Monitoring	COLIPHAGE	—	Resolved
December 1, 2014 – December 31, 2014	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2014 – March 31, 2014	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2014 – March 31, 2014	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2014 – March 31, 2014	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Endrin	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Diquat	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Endothall	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Simazine	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Picloram	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2014 – September 30, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2014 – September 30, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Styrene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Toluene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Benzene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	LASSO	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Atrazine	—	Resolved
October 1, 2013 – December 31, 2013	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
October 1, 2013 – December 31, 2013	Monitoring, Regular	Combined Uranium	—	Resolved
October 1, 2013 – December 31, 2013	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
July 1, 2013 – September 30, 2013	Monitoring, Regular	Combined Uranium	—	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 Radium (-226 and -228)	—	Resolved
April 1, 2013 – June 30, 2013	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
April 1, 2013 – June 30, 2013	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
April 1, 2013 – June 30, 2013	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2013 – March 31, 2013	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2013 – March 31, 2013	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2013 – November 24, 1987	Failure to Conduct Assessment Monitoring	COLIPHAGE	—	Resolved
January 1, 2013 – March 31, 2013	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2013 – November 24, 1987	Failure to Conduct Assessment Monitoring	COLIPHAGE	—	Resolved
October 1, 2012 – December 31, 2012	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
October 1, 2012 – December 31, 2012	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
October 1, 2012 – December 31, 2012	Monitoring, Regular	Combined Uranium	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Combined Uranium	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2012 – January 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Nitrate	—	Resolved
August 1, 2011 – August 31, 2011	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 2011 – November 2, 2011	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Nitrate	—	Resolved
May 1, 2010 – May 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2010 – April 30, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2010 – October 20, 2011	Treatment Technique No Certif. Operator	Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-based	Resolved
December 1, 2009 – December 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2009 – November 30, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2009 – October 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 2009 – September 30, 2009	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2009 – August 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2009 – May 31, 2009	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
March 1, 2009 – March 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2009 – January 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2008 – November 30, 2008	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 2008 – April 30, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Nitrate	—	Resolved
December 1, 2006 – December 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2006 – November 30, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2006 – October 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 2006 – September 30, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2006 – August 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2006 – July 31, 2006	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2006 – April 30, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 2006 – February 28, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2006 – January 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2005 – December 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 2005 – September 30, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 2005 – June 30, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2005 – March 31, 2005	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2005 – January 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	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	Chromium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Mercury	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Diquat	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Simazine	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Picloram	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Benzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toluene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Styrene	—	Resolved
December 1, 2004 – December 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2004 – August 31, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2004 – July 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 2004 – June 30, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2004 – April 30, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2004 – December 25, 2010	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 2003 – September 30, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2003 – July 31, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 2003 – June 30, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2003 – April 30, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2003 – March 31, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 2003 – February 28, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2003 – December 25, 2010	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2003 – January 31, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2002 – December 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2002 – November 30, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2002 – October 31, 2002	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 2002 – September 30, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2002 – August 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2002 – May 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2002 – March 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 2002 – February 28, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Selenium	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Nickel	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Mercury	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Chromium	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Barium	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Picloram	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Simazine	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Diquat	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Endrin	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Styrene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Nitrate	—	Resolved
February 1, 2000 – February 29, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2000 – September 18, 2001	OCCT/SOWT Treatment Installation/Demonstration	Lead and Copper Rule	Health-based	Resolved
September 1, 1999 – September 30, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 1999 – May 31, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 1999 – February 28, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1999 – December 31, 1999	Monitoring, Regular	Nitrate	—	Resolved
December 1, 1998 – December 31, 1998	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1998 – July 31, 1998	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 1997 – September 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1997 – September 18, 2001	OCCT/SOWT Study/Recommendation	Lead and Copper Rule	Health-based	Resolved
May 1, 1997 – May 31, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1996 – December 31, 1999	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
June 1, 1995 – June 30, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 1994 – September 30, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 1994 – August 31, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1994 – July 31, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 1993 – May 31, 1993	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
April 1, 1993 – April 30, 1993	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 1993 – January 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
June 1, 1991 – June 30, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

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

Enforcement actions

April 18, 2019State Public Notification requested7 linked violations
February 26, 2019State Compliance achieved8 linked violations
April 10, 2017State Compliance achieved59 linked violations
January 28, 2015State Compliance achieved8 linked violations
July 10, 2013State Compliance achieved7 linked violations
October 29, 2012State Violation/Reminder Notice11 linked violations
March 16, 2009State Compliance achieved114 linked violations
August 6, 2008State Compliance achieved74 linked violations
May 12, 2006State Administrative/Compliance Order with penalty issued8 linked violations
January 28, 2005State Compliance achieved13 linked violations
January 28, 2005State Compliance achieved30 linked violations
January 28, 2005State Compliance achieved23 linked violations
January 12, 2005State Administrative/Compliance Order with penalty issued17 linked violations
January 20, 2004State Public Notification received2 linked violations
September 18, 2001State Compliance achieved1 linked violation
July 11, 2001State Compliance achieved102 linked violations
April 20, 2001State Administrative/Compliance Order with penalty issued1 linked violation
April 17, 2001State Compliance achieved18 linked violations
October 2, 1998State Administrative/Compliance Order with penalty issued8 linked violations
May 29, 1998State Administrative/Compliance Order with penalty issued19 linked violations
May 20, 1996State Compliance achieved1 linked violation
April 1, 1996State Administrative/Compliance Order with penalty issued1 linked violation
November 4, 1994State Formal Notice of Violation issued3 linked violations

Contact

MT TERRACE MHP

909-226-2632

EAST VALE, CA 92880