Public water system record
Desert Sky Mountain Water Cooperative
Serves Placitas, Sandoval County, NM · 177 people served
Federal records show 10 health-based violations and 9 monitoring/reporting issues for Desert Sky Mountain Water Cooperative in the last ten years. The most serious issue in this window was a Arsenic violation that EPA lists as archived, not resolved.
System profile
- Health-based violations, last 10 years
- 10
- Resolved
- 1
- Unresolved
- 0
- Archived by EPA
- 9
- Any acute record
- No
- Monitoring issues, last 10 years
- 9
Key facts
- Desert Sky Mountain Water Cooperative draws water from 1 well.
- Highest measured level in the last 10 years: Arsenic, 0.036 mg/L, federal limit 0.01 mg/L (3.6 times the limit), 2025.
- Most recent formal enforcement: compliance order (no penalty) by New Mexico, November 2024.
- Record on file since 2007, with 34 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 76 unknown out of 76 service lines.
Check whether Desert Sky Mountain Water Cooperative 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 |
|---|---|---|---|---|
|
Arsenic
Contaminant limit exceeded
Measured 0.029 mg/L, federal limit 0.01 mg/L (2.9 times the limit)
|
330 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Arsenic
Contaminant limit exceeded
Measured 0.036 mg/L, federal limit 0.01 mg/L (3.6 times the limit)
|
330 | Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Arsenic
Contaminant limit exceeded
Measured 0.034 mg/L, federal limit 0.01 mg/L (3.4 times the limit)
|
330 | Apr 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Arsenic
Contaminant limit exceeded
Measured 0.033 mg/L, federal limit 0.01 mg/L (3.3 times the limit)
|
330 | Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Resolved | No |
|
Arsenic
Contaminant limit exceeded
Measured 0.031 mg/L, federal limit 0.01 mg/L (3.1 times the limit)
|
330 | Oct 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Arsenic
Contaminant limit exceeded
Measured 0.031 mg/L, federal limit 0.01 mg/L (3.1 times the limit)
|
330 | Jul 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Arsenic
Contaminant limit exceeded
Measured 0.033 mg/L, federal limit 0.01 mg/L (3.3 times the limit)
|
330 | Apr 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Arsenic
Contaminant limit exceeded
Measured 0.025 mg/L, federal limit 0.01 mg/L (2.5 times the limit)
|
330 | Jan 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Arsenic
Contaminant limit exceeded
Measured 0.017 mg/L, federal limit 0.01 mg/L (1.7 times the limit)
|
330 | Oct 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
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
Monitoring and reporting
|
Apr 1, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Sep 29, 2024 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2023 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2020 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2017 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2014 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2011 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2010 | Active |
Full record since 2007
EPA's records for Desert Sky Mountain Water Cooperative go back to 2007. Before October 19, 2016 they list 34 health-based violations (34 resolved) and 15 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 13 | 6 |
| 2010 to October 18, 2016 | 21 | 9 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 10 | 5 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began April 2016, Resolved.
Show all 34 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
Apr 30, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Apr 30, 2016 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.017 mg/L, federal limit 0.01 mg/L (1.7 times the limit)
|
Jul 1, 2014 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.018 mg/L, federal limit 0.01 mg/L (1.8 times the limit)
|
Apr 1, 2014 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.02 mg/L, federal limit 0.01 mg/L (2 times the limit)
|
Jan 1, 2014 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.025 mg/L, federal limit 0.01 mg/L (2.5 times the limit)
|
Oct 1, 2013 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.017 mg/L, federal limit 0.01 mg/L (1.7 times the limit)
|
Jul 1, 2013 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.016 mg/L, federal limit 0.01 mg/L (1.6 times the limit)
|
Apr 1, 2013 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.015 mg/L, federal limit 0.01 mg/L (1.5 times the limit)
|
Jan 1, 2013 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
|
Oct 1, 2012 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.02 mg/L, federal limit 0.01 mg/L (2 times the limit)
|
Jul 1, 2012 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.029 mg/L, federal limit 0.01 mg/L (2.9 times the limit)
|
Apr 1, 2012 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.038 mg/L, federal limit 0.01 mg/L (3.8 times the limit)
|
Jan 1, 2012 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.046 mg/L, federal limit 0.01 mg/L (4.6 times the limit)
|
Oct 1, 2011 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.045 mg/L, federal limit 0.01 mg/L (4.5 times the limit)
|
Jul 1, 2011 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.044 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
|
Apr 1, 2011 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.042 mg/L, federal limit 0.01 mg/L (4.2 times the limit)
|
Jan 1, 2011 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.04 mg/L, federal limit 0.01 mg/L (4 times the limit)
|
Oct 1, 2010 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.04 mg/L, federal limit 0.01 mg/L (4 times the limit)
|
Jul 1, 2010 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.041 mg/L, federal limit 0.01 mg/L (4.1 times the limit)
|
Apr 1, 2010 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.043 mg/L, federal limit 0.01 mg/L (4.3 times the limit)
|
Jan 1, 2010 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.044 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
|
Oct 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.047 mg/L, federal limit 0.01 mg/L (4.7 times the limit)
|
Jul 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.05 mg/L, federal limit 0.01 mg/L (5 times the limit)
|
Jan 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.045 mg/L, federal limit 0.01 mg/L (4.5 times the limit)
|
Jan 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.0475 mg/L, federal limit 0.01 mg/L (4.8 times the limit)
|
Jan 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.05 mg/L, federal limit 0.01 mg/L (5 times the limit)
|
Oct 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.045 mg/L, federal limit 0.01 mg/L (4.5 times the limit)
|
Oct 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.037 mg/L, federal limit 0.01 mg/L (3.7 times the limit)
|
Jul 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.036 mg/L, federal limit 0.01 mg/L (3.6 times the limit)
|
Jul 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.025 mg/L, federal limit 0.01 mg/L (2.5 times the limit)
|
Apr 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.024 mg/L, federal limit 0.01 mg/L (2.4 times the limit)
|
Apr 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
|
Oct 1, 2007 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
|
Oct 1, 2007 | Resolved |
Enforcement actions
New Mexico regulators took 2 formal enforcement actions against Desert Sky Mountain Water Cooperative between 2009 and 2024. The most recent was a compliance order (no penalty) in November 2024.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Nov 26, 2024 | New Mexico | Compliance order (no penalty) | 8 violations (8 health-based): Arsenic |
| Nov 6, 2009 | New Mexico | Compliance order (no penalty) | 32 violations (32 health-based): Arsenic |
What the violations mean
Arsenic
9 incidentsArsenic exceeded the federal limit
Long-term arsenic exposure is linked to cancer and cardiovascular effects
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
Desert Sky Mountain Water Cooperative draws water from 1 well.
Annual water quality report
Desert Sky Mountain Water Cooperative 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 Desert Sky Mountain Water Cooperative 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