Public water system record
San Luis Cabezon MDWCA
Serves San Ysidro and San Luis, Sandoval County, NM · 320 people served
Federal records show 3 health-based violations and 10 monitoring/reporting issues for San Luis Cabezon MDWCA in the last ten years, including an unresolved Groundwater Rule violation.
System profile
- Health-based violations, last 10 years
- 3
- Resolved
- 0
- Unresolved
- 3
- Any acute record
- No
- Monitoring issues, last 10 years
- 10
Key facts
- San Luis Cabezon MDWCA draws water from 1 well.
- Most recent formal enforcement: compliance order (no penalty) by New Mexico, November 2011.
- Record on file since 2008, with 3 health-based violations before October 19, 2016.
Check whether San Luis Cabezon 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 |
|---|---|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
140 | Apr 8, 2025 | Active | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Apr 8, 2025 | Active | No |
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Active | 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 |
|
Public Notice
OTHER
|
Mar 27, 2022 | Resolved |
|
Public Notice
OTHER
|
Dec 12, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2021 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
E. coli
Monitoring and reporting
|
Dec 11, 2020 | Resolved |
|
E. coli
Monitoring and reporting
|
Nov 15, 2020 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jul 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jul 1, 2016 | Resolved |
|
Public Notice
OTHER
|
Mar 18, 2016 | Resolved |
Full record since 2008
EPA's records for San Luis Cabezon MDWCA go back to 2008. Before October 19, 2016 they list 3 health-based violations (3 resolved) and 132 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 91 |
| 2010 to October 18, 2016 | 3 | 41 |
| 2020s | 3 | 7 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began May 2014, Resolved.
Show all 3 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
May 24, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2012 | Resolved |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
Sep 1, 2011 | Resolved |
Enforcement actions
New Mexico regulators took 1 formal enforcement action against San Luis Cabezon MDWCA in 2011. The most recent was a compliance order (no penalty) in November 2011.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Nov 29, 2011 | New Mexico | Compliance order (no penalty) | 11 violations (1 health-based): Consumer Confidence Rule, Stage 1 Disinfection Byproducts Rule, Lead and Copper Rule |
What the violations mean
Groundwater Rule
2 incidentsThe 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 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.
Where the water comes from
San Luis Cabezon MDWCA draws water from 1 well.
Annual water quality report
San Luis Cabezon 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 San Luis Cabezon 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