Public water system record

Rio En Medio MDWCA

Serves Tesuque and Rio en Medio, Santa Fe County, NM · 130 people served

Federal records show 15 health-based violations and 41 monitoring/reporting issues for Rio En Medio MDWCA in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.

  • NM3533426
  • TESUQUE
  • NM
  • 130 served

System profile

Source water Groundwater
ZIP 87574
EPA system ID NM3533426

Verify this system on EPA ECHO →

Health-based violations, last 10 years
15
Resolved
14
Unresolved
1
Any acute record
No
Monitoring issues, last 10 years
41

Key facts

  • Rio En Medio MDWCA draws water from 1 well.
  • Most recent formal enforcement: compliance order (no penalty) by New Mexico, September 2012.
  • Record on file since 1981, with 15 health-based violations before October 19, 2016.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
350 Oct 17, 2024 Active No
Groundwater Rule
Treatment technique failure
140 May 19, 2016 Resolved No
Groundwater Rule
Treatment technique failure
140 May 19, 2016 Resolved No
Groundwater Rule
Treatment technique failure
140 May 19, 2016 Resolved No
Groundwater Rule
Treatment technique failure
140 May 19, 2016 Resolved No
Groundwater Rule
Treatment technique failure
140 May 19, 2016 Resolved No
Groundwater Rule
Treatment technique failure
140 May 19, 2016 Resolved No
Groundwater Rule
Treatment technique failure
140 May 19, 2016 Resolved No
Groundwater Rule
Treatment technique failure
140 May 19, 2016 Resolved No
Groundwater Rule
Treatment technique failure
140 Feb 28, 2013 Resolved No
Groundwater Rule
Treatment technique failure
140 Feb 28, 2013 Resolved No
Groundwater Rule
Treatment technique failure
140 Feb 28, 2013 Resolved No
Groundwater Rule
Treatment technique failure
140 Feb 28, 2013 Resolved No
Groundwater Rule
Treatment technique failure
140 Feb 28, 2013 Resolved No
Groundwater Rule
Treatment technique failure
140 Feb 28, 2013 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
LEAD AND COPPER RULE REVISIONS
RPT
Oct 17, 2024 Active
Public Notice
OTHER
Dec 23, 2020 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2019 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2019 Resolved
Public Notice
OTHER
Oct 26, 2018 Resolved
Public Notice
OTHER
Oct 26, 2018 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2018 Resolved
Public Notice
OTHER
Jul 22, 2018 Resolved
Public Notice
OTHER
Jul 22, 2018 Resolved
Public Notice
OTHER
Jul 22, 2018 Resolved
Public Notice
OTHER
Jul 22, 2018 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2018 Resolved
Public Notice
OTHER
Mar 23, 2018 Resolved
Public Notice
OTHER
Mar 23, 2018 Resolved
Public Notice
OTHER
Mar 23, 2018 Resolved
Public Notice
OTHER
Mar 23, 2018 Resolved
Public Notice
OTHER
Mar 23, 2018 Resolved
Public Notice
OTHER
Mar 9, 2018 Resolved
Public Notice
OTHER
Oct 18, 2017 Resolved
Public Notice
OTHER
Oct 18, 2017 Resolved
Public Notice
OTHER
Oct 18, 2017 Resolved
Public Notice
OTHER
Oct 18, 2017 Resolved
Public Notice
OTHER
Oct 14, 2017 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Aug 1, 2017 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Jul 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Jun 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
May 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Apr 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Mar 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Feb 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Jan 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Dec 1, 2016 Resolved
Revised Total Coliform Rule
Monitoring violation
Nov 1, 2016 Resolved
Revised Total Coliform Rule
Monitoring violation
Oct 1, 2016 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2016 Resolved
Revised Total Coliform Rule
OTHER
Jun 2, 2016 Resolved
Public Notice
OTHER
Jan 21, 2016 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2002 Active

Full record since 1981

EPA's records for Rio En Medio MDWCA go back to 1981. Before October 19, 2016 they list 15 health-based violations (15 resolved) and 29 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 1
1990s 0 2
2000s 0 9
2010 to October 18, 2016 15 17
October 19, 2016 to 2019 0 33
2020s 1 3

Most recent health-based violation before October 19, 2016: Groundwater Rule, began May 2016, Resolved.

Show all 15 health-based violations before October 19, 2016
Contaminant Start date Status
Groundwater Rule
Treatment technique failure
May 19, 2016 Resolved
Groundwater Rule
Treatment technique failure
May 19, 2016 Resolved
Groundwater Rule
Treatment technique failure
May 19, 2016 Resolved
Groundwater Rule
Treatment technique failure
May 19, 2016 Resolved
Groundwater Rule
Treatment technique failure
May 19, 2016 Resolved
Groundwater Rule
Treatment technique failure
May 19, 2016 Resolved
Groundwater Rule
Treatment technique failure
May 19, 2016 Resolved
Groundwater Rule
Treatment technique failure
May 19, 2016 Resolved
Groundwater Rule
Treatment technique failure
Feb 28, 2013 Resolved
Groundwater Rule
Treatment technique failure
Feb 28, 2013 Resolved
Groundwater Rule
Treatment technique failure
Feb 28, 2013 Resolved
Groundwater Rule
Treatment technique failure
Feb 28, 2013 Resolved
Groundwater Rule
Treatment technique failure
Feb 28, 2013 Resolved
Groundwater Rule
Treatment technique failure
Feb 28, 2013 Resolved
Groundwater Rule
Treatment technique failure
Feb 28, 2013 Resolved

Enforcement actions

New Mexico regulators and EPA took 2 formal enforcement actions against Rio En Medio MDWCA between 2000 and 2012. The most recent was a compliance order (no penalty) in September 2012.

Date By Action Violations covered
Sep 15, 2012 New Mexico Compliance order (no penalty) 2 violations: Lead and Copper Rule
Sep 22, 2000 EPA Compliance order (no penalty) 1 violation: Consumer Confidence Rule

What the violations mean

Groundwater Rule

14 incidents

The system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).

The utility had to notify customers about each of these violations.

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Rio En Medio MDWCA draws water from 1 well.

Annual water quality report

Rio En Medio MDWCA must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Rio En Medio MDWCA for a copy.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by New Mexico.