Ft Defiance, NN

Rock Point NTUA Water System

Current status

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

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Navajo Nation’s official records. Always confirm current status with Navajo Nation before making decisions based on this information.

System facts

System ID (PWSID): NN0403048
System type: Community Water System
Population served: 1,029
Service connections: 301
Ownership: Native American tribal
Water source: groundwater (wells)

Violation history

Public Notification Violation for NPDWR Violation
—
Public Notice
March 1, 2023 – November 17, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
March 1, 2023 – March 31, 2023
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Routine (IDSE)
—
TTHM
January 1, 2020 – December 31, 2020
Resolved
Sample Siting Plan Errors (RTCR)
—
Revised Total Coliform Rule
April 1, 2016
Unaddressed
Failure Submit IDSE/Subpart V Plan Rpt
—
Stage 2 Disinfectants and Disinfection Byproducts Rule
October 1, 2013
Unaddressed
Monitoring, Regular
—
Nitrate
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2012 – December 31, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2012 – November 30, 2012
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Benzene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Toluene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Styrene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Barium
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Chromium
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Mercury
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Selenium
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2010 – December 31, 2010
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2004 – November 30, 2004
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2004 – July 6, 2005
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
September 1, 2003 – September 30, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2001 – December 31, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2001 – December 31, 2001
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
March 1, 2023 – November 17, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
March 1, 2023 – March 31, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Routine (IDSE)	TTHM	—	Resolved
April 1, 2016	Sample Siting Plan Errors (RTCR)	Revised Total Coliform Rule	—	Unaddressed
October 1, 2013	Failure Submit IDSE/Subpart V Plan Rpt	Stage 2 Disinfectants and Disinfection Byproducts Rule	—	Unaddressed
January 1, 2013 – December 31, 2013	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Nitrite	—	Resolved
December 1, 2012 – December 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2012 – November 30, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Benzene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Toluene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Styrene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Barium	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Chromium	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Mercury	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Selenium	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2010 – December 31, 2010	Monitoring, Regular	Nitrite	—	Resolved
November 1, 2004 – November 30, 2004	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 2004 – July 6, 2005	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 2003 – September 30, 2003	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
December 1, 2001 – December 31, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2001 – December 31, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived

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

Enforcement actions

August 28, 2024State Formal Notice of Violation issued1 linked violation
November 17, 2023State Compliance achieved1 linked violation
October 17, 2023State Formal Notice of Violation issued1 linked violation
April 17, 2023State Compliance achieved1 linked violation
July 13, 2021State Compliance achieved1 linked violation
July 13, 2021State Compliance achieved1 linked violation
March 31, 2021State Public Notification issued1 linked violation
March 31, 2021State Formal Notice of Violation issued1 linked violation
March 31, 2021State Formal Notice of Violation issued1 linked violation
March 31, 2021State Public Notification issued1 linked violation
August 25, 2017State Public Notification issued1 linked violation
August 25, 2017State Formal Notice of Violation issued1 linked violation
August 1, 2016State Compliance achieved1 linked violation
August 1, 2016State Compliance achieved1 linked violation
August 1, 2016State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
October 16, 2015State Compliance achieved1 linked violation
May 19, 2015State Compliance achieved1 linked violation
May 19, 2015State Compliance achieved1 linked violation
May 19, 2015State Compliance achieved1 linked violation
May 19, 2015State Compliance achieved1 linked violation
May 19, 2015State Compliance achieved1 linked violation
May 19, 2015State Compliance achieved1 linked violation
May 19, 2015State Compliance achieved1 linked violation
May 6, 2014State Compliance achieved1 linked violation
May 6, 2014State Compliance achieved1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Public Notification issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
March 20, 2014State Formal Notice of Violation issued1 linked violation
January 11, 2013State Formal Notice of Violation issued1 linked violation
January 11, 2013State Compliance achieved1 linked violation
December 11, 2012State Compliance achieved1 linked violation
October 21, 2011State Compliance achieved1 linked violation
September 30, 2010State Compliance achieved1 linked violation
March 16, 2007State Formal Notice of Violation issued2 linked violations
March 16, 2007State Compliance achieved1 linked violation
January 1, 2007State Compliance achieved1 linked violation
July 6, 2005State Compliance achieved1 linked violation
December 5, 2000State Compliance achievedgeneral compliance action — not tied to a specific violation on record

Contact

Navajo Tribal Utility Authority

9287296277

Ft Defiance, AZ 86504