DIXON, NM · Rio Arriba County

MONTECITO MDWCA Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of January 18, 2013. 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 Rio Arriba County, NM.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace New Mexico’s official records. Always confirm current status with New Mexico before making decisions based on this information.

System facts

System ID (PWSID): NM3545521
System type: Community Water System
Population served: 0
Service connections: 40
Ownership: local government
Water source: groundwater (wells)

MONTECITO MDWCA formerly served 0 people from groundwater.

EPA's federal records list this system as inactive in 2013; the record below is historical.

As of August 1, 2026, its federal record holds 15 entries between 1984 and 2011, all of which EPA lists as closed. Nothing has been added since 2011.

Of the 15, 5 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Consumer Confidence Rule, the Total Coliform Rules, and the Lead and Copper Rule.

Violation history

Failure To Address Deficiency
Health-based
Groundwater Rule
November 12, 2011 – March 22, 2012
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2011 – August 25, 2011
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 2011 – January 18, 2013
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 2011 – January 18, 2013
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2009 – July 29, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2008 – July 29, 2010
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2007 – November 6, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2007 – July 29, 2010
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2006 – November 6, 2010
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2005 – November 6, 2010
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2000 – December 31, 2000
Resolved
Notification, Public
—
Coliform (TCR)
April 1, 1992 – April 30, 1992
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1992 – March 31, 1992
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1991 – November 30, 1991
Archived
Maximum Contaminant Level Violation, Average
Health-based
Fluoride
July 1, 1984 – June 30, 1987
Archived

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
November 12, 2011 – March 22, 2012	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
July 1, 2011 – August 25, 2011	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2011 – January 18, 2013	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 2011 – January 18, 2013	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
October 1, 2009 – July 29, 2010	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2008 – July 29, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2007 – November 6, 2010	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2007 – July 29, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2006 – November 6, 2010	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 1, 2005 – November 6, 2010	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	Nitrate	—	Resolved
April 1, 1992 – April 30, 1992	Notification, Public	Coliform (TCR)	—	Archived
March 1, 1992 – March 31, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 1991 – November 30, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 1984 – June 30, 1987	Maximum Contaminant Level Violation, Average	Fluoride	Health-based	Archived

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

Enforcement actions

July 29, 2010State Compliance achieved7 linked violations
October 9, 2009State Public Notification requested1 linked violation
October 9, 2009State Violation/Reminder Notice1 linked violation
July 16, 2009State Violation/Reminder Notice1 linked violation
July 16, 2009State Violation/Reminder Notice1 linked violation
October 9, 2008State Violation/Reminder Notice1 linked violation
October 9, 2008State Public Notification requested1 linked violation
October 8, 2008State Violation/Reminder Notice1 linked violation
July 31, 2007State Violation/Reminder Notice1 linked violation
July 31, 2007State Public Notification requested1 linked violation
March 8, 2007State Violation/Reminder Notice5 linked violations
September 24, 2004State Compliance achieved2 linked violations
May 10, 1992State Violation/Reminder Notice1 linked violation
April 10, 1992State Public Notification requested9 linked violations
January 13, 1992State Public Notification received2 linked violations

Last known contact on file (system is inactive)

HALE, MICKEY

505-579-4453

DIXON, NM 87527