Nixon, 09

Nixon Water System

Current status

1 open health-based violation on record as of July 4, 2026, alongside 1 other open item(s). See the violation history below for contaminant and status details.

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 EPA Region 9’s official records. Always confirm current status with EPA Region 9 before making decisions based on this information.

System facts

System ID (PWSID): 093200168
System type: Community Water System
Population served: 800
Service connections: 180
Ownership: Native American tribal
Water source: groundwater (wells)

Violation history

Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2025 – August 28, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2025 – July 31, 2025
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2025 – December 31, 2025
Archived
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2025 – March 31, 2025
Resolved
Notification, Known or Potential LSL
—
LEAD AND COPPER RULE REVISIONS
November 16, 2024
Unaddressed
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2024 – December 31, 2024
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2024 – September 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2024 – June 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2024 – March 31, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 1, 2024 – June 26, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2024 – January 31, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2023 – June 26, 2025
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 1, 2023 – July 11, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2023 – April 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2023 – June 1, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2023 – December 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2022 – November 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2022 – December 12, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2022 – June 26, 2025
Resolved
Monitoring, Routine (IDSE)
—
TTHM
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
January 1, 2022 – December 31, 2022
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
December 17, 2021 – June 17, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
December 17, 2021 – July 11, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
December 17, 2021 – July 11, 2024
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
December 17, 2021
Unaddressed
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – June 26, 2025
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2021 – June 30, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 1, 2021 – June 26, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2021 – April 30, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 1, 2021 – June 26, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
March 1, 2021 – March 31, 2021
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Routine (IDSE)
—
TTHM
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2020 – December 31, 2025
Archived
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2020 – July 29, 2024
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Combined Uranium
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2017 – October 10, 2019
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2017 – October 10, 2019
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2017 – October 10, 2019
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2014 – December 31, 2019
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
—
Xylenes, Total
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
—
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
—
Styrene
January 1, 2014 – December 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2014 – December 31, 2014
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2011 – August 22, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2010 – October 31, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2008 – December 1, 2008
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2008 – December 31, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2006 – November 21, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2005 – August 31, 2005
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2003 – December 31, 2003
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2002 – November 29, 2005
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2001 – November 30, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2001 – July 31, 2001
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2001 – November 29, 2005
Resolved
Monitoring, Regular
—
Asbestos
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
2,3,7,8-TCDD
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2000 – November 30, 2000
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2000 – December 31, 2000
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1998 – July 31, 1998
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1998 – June 30, 1998
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1998 – March 31, 1998
Resolved
Monitoring, Regular
—
Atrazine
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Picloram
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Simazine
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Endothall
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Diquat
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Dalapon
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Endrin
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Benzene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Toluene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Styrene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
2,4-D
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
2,3,7,8-TCDD
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
LASSO
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 1998 – December 31, 1998
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 1998 – February 4, 2005
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Chlordane
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Nitrate
December 1, 1997 – December 31, 1997
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1997 – April 30, 1997
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1996 – February 25, 2004
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1996 – December 31, 1996
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1996 – February 25, 2004
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 1996 – December 31, 1996
Resolved

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
July 1, 2025 – August 28, 2025	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2025 – July 31, 2025	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2025 – December 31, 2025	Monitoring, Regular	Nitrate	—	Archived
January 1, 2025 – March 31, 2025	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
November 16, 2024	Notification, Known or Potential LSL	LEAD AND COPPER RULE REVISIONS	—	Unaddressed
October 1, 2024 – December 31, 2024	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2024 – June 30, 2024	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2024 – March 31, 2024	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2024 – June 26, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2024 – January 31, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2023 – June 26, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2023 – July 11, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2023 – April 30, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2023 – June 1, 2023	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
November 1, 2022 – November 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2022 – December 12, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2022 – June 26, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Routine (IDSE)	TTHM	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
December 17, 2021 – June 17, 2022	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
December 17, 2021 – July 11, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
December 17, 2021 – July 11, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
December 17, 2021	Failure To Address Deficiency	Groundwater Rule	Health-based	Unaddressed
July 1, 2021 – June 26, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2021 – June 30, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2021 – June 26, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2021 – April 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
March 1, 2021 – June 26, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
March 1, 2021 – March 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Routine (IDSE)	TTHM	—	Resolved
January 1, 2020 – December 31, 2025	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
January 1, 2020 – July 29, 2024	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2020 – December 31, 2025	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Combined Uranium	—	Archived
January 1, 2017 – October 10, 2019	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2017 – October 10, 2019	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2017 – October 10, 2019	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	1,1,2-Trichloroethane	—	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	Xylenes, Total	—	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	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, 2019	Monitoring, Regular	Styrene	—	Resolved
January 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2011 – August 22, 2013	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2010 – October 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2008 – December 1, 2008	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2008 – December 31, 2010	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2006 – November 21, 2007	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
August 1, 2005 – August 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2002 – November 29, 2005	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Nitrate	—	Resolved
November 1, 2001 – November 30, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2001 – July 31, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2001 – November 29, 2005	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Asbestos	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	2,3,7,8-TCDD	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
November 1, 2000 – November 30, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	Nitrate	—	Resolved
July 1, 1998 – July 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 1998 – June 30, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 1998 – March 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Atrazine	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Picloram	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Simazine	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Endothall	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Diquat	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Dalapon	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Endrin	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Benzene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Toluene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Styrene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	2,4-D	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	2,3,7,8-TCDD	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	LASSO	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 1998 – February 4, 2005	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Chlordane	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
December 1, 1997 – December 31, 1997	Monitoring, Regular	Nitrate	—	Resolved
April 1, 1997 – April 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1996 – February 25, 2004	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Nitrate	—	Resolved
January 1, 1996 – February 25, 2004	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved

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

December 2, 2025Federal Violation/Reminder Notice1 linked violation
August 28, 2025Federal Compliance achieved2 linked violations
June 26, 2025Federal Compliance achieved6 linked violations
June 11, 2025Federal Violation/Reminder Notice1 linked violation
June 11, 2025Federal Violation/Reminder Notice1 linked violation
April 30, 2025Federal Compliance achieved2 linked violations
April 3, 2025Federal Violation/Reminder Notice1 linked violation
April 1, 2025Federal Violation/Reminder Notice1 linked violation
October 22, 2024Federal Compliance achieved1 linked violation
August 30, 2024Federal Compliance achieved1 linked violation
August 30, 2024Federal Compliance achieved1 linked violation
August 16, 2024Federal Compliance achieved2 linked violations
August 16, 2024Federal Compliance achieved2 linked violations
July 29, 2024Federal Compliance achieved1 linked violation
July 11, 2024Federal Compliance achieved5 linked violations
February 29, 2024Federal Compliance achieved1 linked violation
June 1, 2023Federal Compliance achieved2 linked violations
December 12, 2022Federal Compliance achieved1 linked violation
December 12, 2022Federal Compliance achieved1 linked violation
November 18, 2022Federal Compliance achieved1 linked violation
June 17, 2022Federal Compliance achieved1 linked violation
July 14, 2021Federal Compliance achieved1 linked violation
May 13, 2021Federal Compliance achieved1 linked violation
May 13, 2021Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
April 16, 2020Federal Compliance achieved1 linked violation
October 10, 2019Federal Compliance achieved3 linked violations
August 25, 2015Federal Compliance achieved1 linked violation
August 25, 2015Federal Compliance achieved1 linked violation
August 22, 2013Federal Compliance achieved1 linked violation
February 22, 2011Federal Compliance achieved1 linked violation
February 22, 2011Federal Compliance achieved1 linked violation
November 16, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
March 18, 2009Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
December 1, 2008Federal Compliance achieved1 linked violation
July 21, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
March 3, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
November 21, 2007Federal Compliance achieved1 linked violation
April 2, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achieved1 linked violation
March 27, 2007Federal Compliance achieved1 linked violation
March 27, 2007Federal Compliance achieved1 linked violation
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achieved1 linked violation
March 27, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achieved1 linked violation
March 27, 2007Federal Compliance achieved1 linked violation
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 27, 2007Federal Compliance achieved1 linked violation
February 14, 2007Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
February 7, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
November 15, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
August 21, 2006Federal Compliance achieved1 linked violation
November 29, 2005Federal Compliance achieved1 linked violation
November 29, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achieved1 linked violation
February 4, 2005Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
February 25, 2004Federal Compliance achieved1 linked violation
February 25, 2004Federal Compliance achieved1 linked violation

Contact

Pyramid Lake Paiute Tribe

7755741000

Nixon, CA 89424