Public water system record

Chupadero MDWCA

Serves Tesuque and Chupadero, Santa Fe County, NM · 131 people served

Federal records show 15 health-based violations and 10 monitoring/reporting issues for Chupadero MDWCA in the last ten years, including an unresolved Groundwater Rule violation.

  • NM3566026
  • TESUQUE
  • NM
  • 131 served

System profile

Source water Groundwater
ZIP 87574
EPA system ID NM3566026

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Health-based violations, last 10 years
15
Resolved
9
Unresolved
6
Any acute record
No
Monitoring issues, last 10 years
10

Key facts

  • Chupadero MDWCA draws water from 2 wells.
  • Most recent formal enforcement: compliance order (no penalty) by New Mexico, May 2014.
  • Record on file since 1980, with 5 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 2 unknown out of 50 service lines.

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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
Groundwater Rule
Treatment technique failure
140 Oct 3, 2024 Active No
Groundwater Rule
Treatment technique failure
140 Oct 3, 2024 Active No
Groundwater Rule
Treatment technique failure
140 Oct 3, 2024 Active No
Groundwater Rule
Treatment technique failure
140 Oct 3, 2024 Active No
Groundwater Rule
Treatment technique failure
140 Oct 3, 2024 Active No
Groundwater Rule
Treatment technique failure
140 Oct 3, 2024 Active No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2019 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2019 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2019 Resolved No
Groundwater Rule
Treatment technique failure
140 Apr 1, 2017 Resolved No
Groundwater Rule
Treatment technique failure
140 Apr 1, 2017 Resolved No
Groundwater Rule
Treatment technique failure
140 Apr 1, 2017 Resolved No
Groundwater Rule
Treatment technique failure
140 Jan 4, 2017 Resolved No
Groundwater Rule
Treatment technique failure
140 Jan 4, 2017 Resolved No
Groundwater Rule
Treatment technique failure
140 Jan 4, 2017 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Consumer Confidence Rule
OTHER
Oct 1, 2024 Resolved
Groundwater Rule
OTHER
Jul 8, 2024 Active
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2022 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2022 Resolved
Public Notice
OTHER
Jun 25, 2020 Active
Public Notice
OTHER
Feb 26, 2020 Resolved
Public Notice
OTHER
Feb 26, 2020 Resolved
Groundwater Rule
OTHER
Jul 21, 2019 Resolved
Public Notice
OTHER
Feb 19, 2018 Resolved
Public Notice
OTHER
Feb 19, 2018 Resolved

Full record since 1980

EPA's records for Chupadero MDWCA go back to 1980. Before October 19, 2016 they list 5 health-based violations (3 resolved, 2 archived by EPA without a recorded fix) and 29 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 2 7
1990s 0 2
2000s 1 15
2010 to October 18, 2016 2 5
October 19, 2016 to 2019 9 3
2020s 6 7

Most recent health-based violation before October 19, 2016: Groundwater Rule, began October 2013, Resolved.

Show all 5 health-based violations before October 19, 2016
Contaminant Start date Status
Groundwater Rule
Treatment technique failure
Oct 6, 2013 Resolved
Groundwater Rule
Treatment technique failure
Jul 11, 2013 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 53.5 µg/L, federal limit 30 µg/L (1.8 times the limit)
Jan 1, 2004 Resolved
Fluoride
Contaminant limit exceeded
Jan 1, 1986 Archived
Fluoride
Contaminant limit exceeded
Jul 1, 1984 Archived

Enforcement actions

New Mexico regulators took 1 formal enforcement action against Chupadero MDWCA in 2014. The most recent was a compliance order (no penalty) in May 2014.

Date By Action Violations covered
May 20, 2014 New Mexico Compliance order (no penalty) 2 violations (2 health-based): Groundwater Rule

What the violations mean

Groundwater Rule

15 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.

Where the water comes from

Chupadero MDWCA draws water from 2 wells.

Annual water quality report

Chupadero 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 Chupadero 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.