Public water system record
Tres Piedras MDWCA
Serves an area of Taos County and Rio Arriba County, NM · 350 people served
Federal records show 2 health-based violations and 4 monitoring/reporting issues for Tres Piedras MDWCA in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 1
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Tres Piedras MDWCA draws water from 2 wells.
- Record on file since 2005, with 2 health-based violations before October 19, 2016.
Check whether Tres Piedras MDWCA serves your address
Health-based violations
Since October 2016Violation 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 | Jan 11, 2015 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2019 | Resolved |
|
Public Notice
OTHER
|
Mar 12, 2015 | Resolved |
|
Public Notice
OTHER
|
Mar 12, 2015 | Resolved |
Full record since 2005
EPA's records for Tres Piedras MDWCA go back to 2005. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 34 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 28 |
| 2010 to October 18, 2016 | 2 | 6 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 1 | 1 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began January 2015, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
Jan 11, 2015 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Oct 16, 2014 | Resolved |
What the violations mean
LEAD AND COPPER RULE REVISIONS
1 incidentThe 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.
Groundwater Rule
1 incidentThe 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 this violation.
Where the water comes from
Tres Piedras MDWCA draws water from 2 wells.
Annual water quality report
Tres Piedras 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 Tres Piedras 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.
Certified drinking water labs by state EPA guidance for private wells