Public water system record
Nambe Pueblo
Serves Nambe, Santa Fe County, NM · 800 people served
Federal records show 10 health-based violations and 13 monitoring/reporting issues for Nambe Pueblo 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
- 6
- Unresolved
- 0
- Archived by EPA
- 4
- Any acute record
- No
- Monitoring issues, last 10 years
- 13
Key facts
- Nambe Pueblo draws water from 1 well.
- Highest measured level in the last 10 years: Arsenic, 0.0221 mg/L, federal limit 0.01 mg/L (2.2 times the limit), 2025.
- Most recent formal enforcement: compliance order (no penalty) by EPA, July 2020.
- Record on file since 1996, with 15 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 286 service lines.
Check whether Nambe Pueblo 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 0.0221 mg/L, federal limit 0.01 mg/L (2.2 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 0.0221 mg/L, federal limit 0.01 mg/L (2.2 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 |
|
Arsenic
Contaminant limit exceeded
Measured 12.1 µg/L, federal limit 10 µg/L (1.2 times the limit)
|
330 | Oct 1, 2020 | Resolved | No |
|
Arsenic
Contaminant limit exceeded
Measured 16.1 µg/L, federal limit 10 µg/L (1.6 times the limit)
|
330 | Jul 1, 2020 | Resolved | No |
|
Arsenic
Contaminant limit exceeded
|
330 | Apr 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
|
330 | Jan 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 7, 2019 | Resolved | No |
|
Combined Uranium
Contaminant limit exceeded
Measured 35 µg/L, federal limit 30 µg/L (1.2 times the limit)
|
340 | Jul 1, 2017 | Resolved | No |
|
Combined Uranium
Contaminant limit exceeded
Measured 34.7 µg/L, federal limit 30 µg/L (1.2 times the limit)
|
340 | Apr 1, 2017 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jul 17, 2016 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Arsenic
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Combined Uranium
Monitoring and reporting
|
May 1, 2021 | Resolved |
|
Arsenic
Monitoring and reporting
|
May 1, 2021 | Resolved |
|
Nitrate-Nitrite
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Public Notice
OTHER
|
Apr 19, 2020 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Sep 1, 2019 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Sep 1, 2019 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Jun 1, 2019 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Oct 1, 2018 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Sep 1, 2017 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Sep 1, 2017 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Aug 1, 2017 | Resolved |
Full record since 1996
EPA's records for Nambe Pueblo go back to 1996. Before October 19, 2016 they list 15 health-based violations (12 resolved, 3 archived by EPA without a recorded fix) and 40 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 4 | 12 |
| 2000s | 8 | 23 |
| 2010 to October 18, 2016 | 3 | 5 |
| October 19, 2016 to 2019 | 3 | 7 |
| 2020s | 6 | 6 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began July 2016, Resolved.
Show all 15 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
Jul 17, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Dec 20, 2012 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Dec 19, 2012 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 57 µg/L, federal limit 30 µg/L (1.9 times the limit)
|
Apr 1, 2007 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 61 µg/L, federal limit 30 µg/L (2 times the limit)
|
Jan 1, 2007 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Apr 1, 2006 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2005 | Resolved |
|
Arsenic
Contaminant limit exceeded
|
Jan 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2003 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Sep 1, 2002 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2000 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1997 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 1997 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Oct 1, 1997 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1996 | Resolved |
Enforcement actions
EPA took 3 formal enforcement actions against Nambe Pueblo between 2017 and 2020. The most recent was a compliance order (no penalty) in July 2020.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 21, 2020 | EPA | Compliance order (no penalty) | 8 violations (7 health-based): Groundwater Rule, Arsenic |
| Dec 12, 2017 | EPA | Compliance order (no penalty) | 5 violations (2 health-based): Combined Uranium, Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5) |
| Sep 8, 2017 | EPA | Compliance order (no penalty) | 2 violations (2 health-based): Combined Uranium |
What the violations mean
Arsenic
6 incidentsArsenic exceeded the federal limit
Long-term arsenic exposure is linked to cancer and cardiovascular effects
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.
Combined Uranium
2 incidentsTest results for Combined Uranium were above the federal limit (a maximum contaminant level violation).
The utility had to notify customers about each of these violations.
Where the water comes from
Nambe Pueblo draws water from 1 well.
Annual water quality report
Nambe Pueblo 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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 EPA Region 6.
Certified drinking water labs by state EPA guidance for private wells