Hoopa, 09
Hoopa Valley-Wide System 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 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)
- 090605126
- System type
- Community Water System
- Population served
- 3,500
- Service connections
- 1,241
- Ownership
- Native American tribal
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—Nitrate
January 1, 2021 – December 31, 2021
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
January 1, 2013 – January 31, 2013
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2012 – March 31, 2012
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 2009 – November 30, 2009
ResolvedMonitoring, Regular
—Mercury
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Chromium
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Arsenic
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Selenium
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Antimony, Total
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Cadmium
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Beryllium, Total
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Fluoride
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Barium
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 2008 – June 30, 2008
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
July 1, 2007 – July 31, 2007
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
February 1, 2007 – February 28, 2007
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
July 1, 2006 – July 31, 2006
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2006 – December 31, 2006
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2006 – December 31, 2006
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
December 1, 2005 – December 31, 2005
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2005 – November 17, 2005
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2004 – March 8, 2005
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 2004 – June 30, 2004
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
October 1, 2002 – October 31, 2002
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2002 – March 21, 2007
ResolvedMonitoring, Regular
—Nitrate
January 1, 2002 – December 31, 2002
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2001 – March 21, 2007
ResolvedMonitoring, Regular
—Arsenic
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Barium
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Cadmium
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Chromium
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Fluoride
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Mercury
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Nitrate
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Selenium
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Antimony, Total
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Beryllium, Total
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Endrin
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Dalapon
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Diquat
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Endothall
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Glyphosate
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Simazine
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Picloram
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Atrazine
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—LASSO
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—2,4-D
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Chlordane
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Benzene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Toluene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Regular
—Styrene
January 1, 2001 – December 31, 2001
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2001 – February 4, 2005
ResolvedMonitoring, Regular
—Nitrate
January 1, 2000 – December 31, 2000
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
December 1, 1999 – December 31, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
November 1, 1999 – November 30, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
September 1, 1999 – September 30, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
August 1, 1999 – August 31, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
June 1, 1999 – June 30, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
May 1, 1999 – May 31, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
April 1, 1999 – April 30, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
March 1, 1999 – March 31, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
February 1, 1999 – February 28, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
January 1, 1999 – January 31, 1999
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 1999 – December 31, 1999
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
December 1, 1998 – December 31, 1998
ResolvedMonitoring of Treatment (SWTR-Filter)
—Surface Water Treatment Rule
December 1, 1998 – December 31, 1998
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
November 1, 1998 – November 30, 1998
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
March 1, 1998 – March 31, 1998
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
February 1, 1998 – February 28, 1998
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—OXAMYL
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Glyphosate
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Endothall
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Diquat
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Dalapon
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Toxaphene
January 1, 1998 – December 31, 1998
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
January 1, 1998 – January 31, 1998
ResolvedMonitoring, Regular
—Chlordane
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Endrin
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Atrazine
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Carbofuran
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—LASSO
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Heptachlor
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Dinoseb
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Picloram
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—2,4-D
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Simazine
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
July 1, 1997 – July 31, 1997
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2021 – December 31, 2021 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2013 – January 31, 2013 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| November 1, 2009 – November 30, 2009 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Chromium | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Arsenic | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Selenium | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Antimony, Total | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Thallium, Total | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Barium | — | Resolved |
| June 1, 2008 – June 30, 2008 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2007 – July 31, 2007 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| February 1, 2007 – February 28, 2007 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2006 – July 31, 2006 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| December 1, 2005 – December 31, 2005 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| July 1, 2005 – November 17, 2005 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 1, 2004 – March 8, 2005 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| June 1, 2004 – June 30, 2004 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| October 1, 2002 – October 31, 2002 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2002 – March 21, 2007 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2002 – December 31, 2002 | Monitoring, Regular | Nitrate | — | Resolved |
| July 1, 2001 – March 21, 2007 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Arsenic | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Barium | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Chromium | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Selenium | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Antimony, Total | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Thallium, Total | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Glyphosate | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2001 – February 4, 2005 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2000 – December 31, 2000 | Monitoring, Regular | Nitrate | — | Resolved |
| December 1, 1999 – December 31, 1999 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| November 1, 1999 – November 30, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| September 1, 1999 – September 30, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| August 1, 1999 – August 31, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| June 1, 1999 – June 30, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| May 1, 1999 – May 31, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| April 1, 1999 – April 30, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| March 1, 1999 – March 31, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| February 1, 1999 – February 28, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| January 1, 1999 – January 31, 1999 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| January 1, 1999 – December 31, 1999 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| December 1, 1998 – December 31, 1998 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| December 1, 1998 – December 31, 1998 | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | — | Resolved |
| November 1, 1998 – November 30, 1998 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| March 1, 1998 – March 31, 1998 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| February 1, 1998 – February 28, 1998 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Pentachlorophenol | — | 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 | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 1998 – January 31, 1998 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Endrin | — | 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 | LASSO | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Simazine | — | Resolved |
| July 1, 1997 – July 31, 1997 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- February 1, 2022Federal Compliance achieved1 linked violation
- March 1, 2013Federal Compliance achieved1 linked violation
- July 12, 2012Federal Compliance achieved1 linked violation
- July 12, 2012Federal Compliance achieved1 linked violation
- November 10, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- November 3, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- November 2, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- October 6, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- August 31, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- August 31, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- July 7, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- June 27, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- June 8, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- March 9, 2011Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- December 8, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- December 8, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- November 24, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- November 11, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- September 27, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- September 14, 2010Federal Compliance achieved1 linked violation
- September 14, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- August 23, 2010Federal Compliance achieved1 linked violation
- June 15, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- June 15, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- April 9, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- March 31, 2010Federal Compliance achieved1 linked violation
- March 29, 2010Federal Compliance achieved1 linked violation
- February 26, 2010Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- February 19, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- January 28, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- January 14, 2010Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- December 21, 2009Federal Public Notification received from PWSgeneral compliance action — not tied to a specific violation on record
- December 9, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- December 9, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- November 10, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- October 29, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- October 8, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- August 27, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- August 26, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- August 18, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- June 30, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- May 19, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- May 5, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- March 20, 2009Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
- February 25, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- January 14, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- January 14, 2009Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- November 19, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- October 30, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- October 2, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- September 29, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- September 19, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- September 10, 2008Federal Public Notification received from PWS1 linked violation
- August 20, 2008Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- August 19, 2008Federal Compliance achieved1 linked violation
- August 19, 2008Federal Compliance achieved1 linked violation
- August 19, 2008Federal Compliance achieved1 linked violation
- July 22, 2008Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- July 3, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- April 2, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- April 2, 2008Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- December 5, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- September 17, 2007Federal Compliance achieved1 linked violation
- September 17, 2007Federal Compliance achieved1 linked violation
- September 17, 2007Federal Compliance achieved1 linked violation
- August 16, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- August 15, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- August 14, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- July 11, 2007Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- May 2, 2007Federal Compliance achieved1 linked violation
- April 25, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- April 11, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 21, 2007Federal Compliance achieved1 linked violation
- March 15, 2007Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- March 7, 2007Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- August 15, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- April 7, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- April 6, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- March 1, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- March 1, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- November 30, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- November 17, 2005Federal Compliance achieved1 linked violation
- November 1, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- July 21, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- June 28, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- March 8, 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 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
Contact
Hoopa Valley Tribe
5306254543
Hoopa, CA 95546