Ft Defiance, NN
Rainbow Village-Navajo Mountain NTUA Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of September 1, 2015. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in NN.
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 Navajo Nation’s official records. Always confirm current status with Navajo Nation before making decisions based on this information.
System facts
- System ID (PWSID)
- NN4900223
- System type
- Community Water System
- Population served
- 255
- Service connections
- 68
- Ownership
- Native American tribal
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
September 1, 2015 – September 1, 2015
ResolvedMonitoring, Regular
—Nitrite
January 1, 2014 – June 9, 2014
ResolvedMonitoring, Regular
—Nitrate
January 1, 2014 – June 9, 2014
ResolvedMaximum Contaminant Level Violation, Average
Health-basedArsenic
January 1, 2012 – December 15, 2010
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Picloram
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Dalapon
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Endrin
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Diquat
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Chlordane
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Endothall
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Simazine
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Glyphosate
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—LASSO
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—2,4-D
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Atrazine
January 1, 2011 – August 20, 2013
ResolvedMonitoring, Regular
—Glyphosate
January 1, 2008 – August 2, 2010
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Atrazine
January 1, 2008 – August 2, 2010
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2008 – August 2, 2010
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2008 – December 31, 2010
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2006 – December 31, 2006
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2006 – December 31, 2006
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 2004 – August 31, 2004
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Benzene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Toluene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Styrene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Endrin
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Dalapon
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Diquat
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Endothall
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Glyphosate
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Simazine
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Picloram
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Aldicarb
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Atrazine
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—LASSO
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—2,4-D
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2004 – October 5, 2004
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Chlordane
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2004 – December 31, 2004
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2004 – January 1, 2005
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2004 – January 1, 2005
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2004 – December 5, 2006
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 2001 – October 31, 2001
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 2001 – October 8, 2001
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
December 31, 1996 – January 30, 1997
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 31, 1996 – September 29, 1996
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 31, 1996 – September 29, 1996
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 31, 1996 – August 30, 1996
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
January 31, 1996 – February 28, 1996
Resolved
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| September 1, 2015 – September 1, 2015 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2014 – June 9, 2014 | Monitoring, Regular | Nitrite | — | Resolved |
| January 1, 2014 – June 9, 2014 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2012 – December 15, 2010 | Maximum Contaminant Level Violation, Average | Arsenic | Health-based | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Glyphosate | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2011 – August 20, 2013 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2008 – August 2, 2010 | Monitoring, Regular | Glyphosate | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2008 – August 2, 2010 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2008 – August 2, 2010 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| August 1, 2004 – August 31, 2004 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Glyphosate | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Aldicarb | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2004 – October 5, 2004 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2004 – January 1, 2005 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2004 – January 1, 2005 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2004 – December 5, 2006 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| October 1, 2001 – October 31, 2001 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| October 1, 2001 – October 8, 2001 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| December 31, 1996 – January 30, 1997 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| August 31, 1996 – September 29, 1996 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| August 31, 1996 – September 29, 1996 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 31, 1996 – August 30, 1996 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 31, 1996 – February 28, 1996 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- December 4, 2015State no longer subject to Rule1 linked violation
- December 4, 2015State Compliance achieved1 linked violation
- March 4, 2015State Public Notification requested1 linked violation
- March 4, 2015State Formal Notice of Violation issued1 linked violation
- March 4, 2015State Formal Notice of Violation issued1 linked violation
- March 4, 2015State Public Notification requested1 linked violation
- November 17, 2014State Formal Notice of Violation issued1 linked violation
- November 17, 2014State Public Notification issued1 linked violation
- November 17, 2014State Public Notification issued1 linked violation
- November 17, 2014State Formal Notice of Violation issued1 linked violation
- June 9, 2014State Compliance achieved1 linked violation
- June 9, 2014State Compliance achieved1 linked violation
- June 9, 2014State Compliance achieved1 linked violation
- June 9, 2014State Compliance achieved1 linked violation
- June 9, 2014State Compliance achieved1 linked violation
- June 9, 2014State Compliance achieved1 linked violation
- May 13, 2014State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- August 20, 2013State Compliance achieved1 linked violation
- November 2, 2012State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- November 2, 2012State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- November 2, 2012State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- November 2, 2012State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- November 2, 2012State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Formal Notice of Violation issued1 linked violation
- October 28, 2011State Formal Notice of Violation issued1 linked violation
- October 28, 2011State Formal Notice of Violation issued1 linked violation
- October 28, 2011State Formal Notice of Violation issued1 linked violation
- October 28, 2011State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Public Notification issued1 linked violation
- October 28, 2011State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Public Notification issued1 linked violation
- October 28, 2011State Public Notification issued1 linked violation
- October 28, 2011State Public Notification issued1 linked violation
- October 28, 2011State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Public Notification issued1 linked violation
- October 28, 2011State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- October 28, 2011State Formal Notice of Violation issued1 linked violation
- May 31, 2011State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- May 31, 2011State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- February 28, 2011State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- January 31, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 26, 2011State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achieved1 linked violation
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achieved1 linked violation
- January 25, 2011State Compliance achieved1 linked violation
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achieved1 linked violation
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2011State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- December 15, 2010State Compliance achieved1 linked violation
- August 2, 2010State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- August 2, 2010State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- August 2, 2010State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- August 2, 2010State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- August 2, 2010State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- August 2, 2010State Compliance achieved1 linked violation
- August 2, 2010State Compliance achieved1 linked violation
- August 2, 2010State Compliance achieved1 linked violation
- September 1, 2009State Othergeneral compliance action — not tied to a specific violation on record
- August 20, 2008State Compliance achieved1 linked violation
- August 20, 2008State Compliance achieved1 linked violation
- August 12, 2008State Compliance achieved1 linked violation
- August 12, 2008State Compliance achieved1 linked violation
- August 12, 2008State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- February 13, 2008State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- November 13, 2007State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- August 8, 2007State Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
- December 5, 2006State Compliance achieved1 linked violation
- March 28, 2006State Compliance achieved1 linked violation
- August 10, 2005State Compliance achieved22 linked violations
- June 21, 2005State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- October 5, 2004State Compliance achieved32 linked violations
- October 8, 2001State Compliance achieved1 linked violation
Last known contact on file (system is inactive)
Navajo Tribal Utility Authority
9287296277
Ft Defiance, AZ 86504