Public water system record
Rio De Arenas
Serves Silver City and Arenas Valley, Grant County, NM · 205 people served
Federal records show 28 health-based violations and 30 monitoring/reporting issues for Rio De Arenas in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 28
- Resolved
- 22
- Unresolved
- 6
- Any acute record
- No
- Monitoring issues, last 10 years
- 30
Key facts
- Rio De Arenas draws water from 2 wells.
- Most recent formal enforcement: compliance order (no penalty) by New Mexico, March 2017.
- Record on file since 1999, with 25 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 1 unknown out of 1 service line.
Check whether Rio De Arenas 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 | May 1, 2019 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 1, 2019 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 1, 2019 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 1, 2019 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 1, 2019 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 1, 2019 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 1, 2019 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 7, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 7, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 7, 2016 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 7, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 7, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 7, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 7, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 7, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 13, 2016 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jun 24, 2012 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jun 24, 2012 | 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 |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Public Notice
OTHER
|
Oct 2, 2020 | Resolved |
|
Public Notice
OTHER
|
Oct 2, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2019 | Resolved |
|
Public Notice
OTHER
|
Jul 19, 2019 | Resolved |
|
Public Notice
OTHER
|
Jul 19, 2019 | Resolved |
|
Public Notice
OTHER
|
Jul 19, 2019 | Resolved |
|
Public Notice
OTHER
|
Jul 19, 2019 | Resolved |
|
Public Notice
OTHER
|
Jul 19, 2019 | Resolved |
|
Public Notice
OTHER
|
Jul 19, 2019 | Resolved |
|
Public Notice
OTHER
|
Jul 19, 2019 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2019 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2017 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
May 1, 2017 | Resolved |
Full record since 1999
EPA's records for Rio De Arenas go back to 1999. Before October 19, 2016 they list 25 health-based violations (24 resolved, 1 not resolved) and 29 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 2 |
| 2000s | 5 | 10 |
| 2010 to October 18, 2016 | 20 | 17 |
| October 19, 2016 to 2019 | 7 | 23 |
| 2020s | 1 | 7 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began August 2016, Resolved.
Show all 25 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
Aug 7, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Aug 7, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Aug 7, 2016 | Active |
|
Groundwater Rule
Treatment technique failure
|
Aug 7, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Aug 7, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Aug 7, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Aug 7, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Aug 7, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Mar 13, 2016 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Jun 24, 2012 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Jun 24, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2006 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2006 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 59 µg/L, federal limit 30 µg/L (2 times the limit)
|
Jan 1, 2004 | Resolved |
Enforcement actions
New Mexico regulators took 1 formal enforcement action against Rio De Arenas in 2017. The most recent was a compliance order (no penalty) in March 2017.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 1, 2017 | New Mexico | Compliance order (no penalty) | 15 violations (12 health-based): Groundwater Rule, Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs) |
What the violations mean
Groundwater Rule
27 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
Rio De Arenas draws water from 2 wells. It also has an emergency connection to Arenas Valley MDWCA.
Emergency or part-time connections to
- Arenas Valley MDWCA Silver City, NM
Annual water quality report
Rio De Arenas 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 Rio De Arenas 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