Public water system record
Green Ridge MDWCA, Inc.
Serves an area of Bernalillo County, NM that includes Tijeras · 154 people served
Federal records show 15 health-based violations and 34 monitoring/reporting issues for Green Ridge MDWCA, Inc. in the last ten years. The most serious issue in this window was a Fluoride violation that EPA lists as archived, not resolved.
System profile
Source water
Groundwater
ZIP
87059
EPA system ID
NM3502401
- Health-based violations, last 10 years
- 15
- Resolved
- 4
- Unresolved
- 0
- Archived by EPA
- 11
- Any acute record
- No
- Monitoring issues, last 10 years
- 34
Key facts
- Green Ridge MDWCA, Inc. draws water from 1 well.
- Highest measured level in the last 10 years: Fluoride, 23 mg/L, federal limit 4 mg/L (5.8 times the limit), 2025.
- Most recent formal enforcement: compliance order (no penalty) by New Mexico, March 2024.
- Record on file since 2006, with 33 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 53 service lines.
Check whether Green Ridge MDWCA, Inc. 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 |
|---|---|---|---|---|
|
Fluoride
Contaminant limit exceeded
Measured 22.2 mg/L, federal limit 4 mg/L (5.6 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 |
|
Fluoride
Contaminant limit exceeded
Measured 22.7 mg/L, federal limit 4 mg/L (5.7 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 |
|
Fluoride
Contaminant limit exceeded
Measured 23 mg/L, federal limit 4 mg/L (5.8 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 |
|
Fluoride
Contaminant limit exceeded
Measured 22.8 mg/L, federal limit 4 mg/L (5.7 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 |
|
Fluoride
Contaminant limit exceeded
Measured 21.3 mg/L, federal limit 4 mg/L (5.3 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 |
|
Fluoride
Contaminant limit exceeded
Measured 22.8 mg/L, federal limit 4 mg/L (5.7 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 |
|
Fluoride
Contaminant limit exceeded
Measured 22.6 mg/L, federal limit 4 mg/L (5.7 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 |
|
Fluoride
Contaminant limit exceeded
Measured 20.8 mg/L, federal limit 4 mg/L (5.2 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 |
|
Fluoride
Contaminant limit exceeded
Measured 12.1 mg/L, federal limit 4 mg/L (3 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 |
|
Fluoride
Contaminant limit exceeded
Measured 11.3 mg/L, federal limit 4 mg/L (2.8 times the limit)
|
330 | Jul 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Fluoride
Contaminant limit exceeded
Measured 6.1 mg/L, federal limit 4 mg/L (1.5 times the limit)
|
330 | Apr 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Fluoride
Contaminant limit exceeded
Measured 6.3 mg/L, federal limit 4 mg/L (1.6 times the limit)
|
330 | Apr 1, 2017 | Resolved | No |
|
Fluoride
Contaminant limit exceeded
Measured 6 mg/L, federal limit 4 mg/L (1.5 times the limit)
|
330 | Jan 1, 2017 | Resolved | No |
|
Fluoride
Contaminant limit exceeded
Measured 11 mg/L, federal limit 4 mg/L (2.8 times the limit)
|
330 | Oct 1, 2016 | 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 | Resolved |
|
Public Notice
OTHER
|
Apr 21, 2022 | Resolved |
|
E. coli
Monitoring and reporting
|
Jun 23, 2021 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2021 | Resolved |
|
Public Notice
OTHER
|
Feb 27, 2021 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Public Notice
OTHER
|
Nov 18, 2020 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2020 | Resolved |
|
E. coli
Monitoring and reporting
|
Oct 20, 2019 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2019 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2018 | Resolved |
|
E. coli
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2018 | Resolved |
|
Public Notice
OTHER
|
Oct 8, 2017 | Resolved |
|
Public Notice
OTHER
|
Jul 24, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2017 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Jan 19, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Aug 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Aug 1, 2016 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2013 | Resolved |
Full record since 2006
EPA's records for Green Ridge MDWCA, Inc. go back to 2006. Before October 19, 2016 they list 33 health-based violations (33 resolved) and 19 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 7 | 5 |
| 2010 to October 18, 2016 | 26 | 14 |
| October 19, 2016 to 2019 | 2 | 22 |
| 2020s | 12 | 8 |
Most recent health-based violation before October 19, 2016: Fluoride, began October 2016, Resolved.
Show all 33 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Fluoride
Contaminant limit exceeded
Measured 11 mg/L, federal limit 4 mg/L (2.8 times the limit)
|
Oct 1, 2016 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 15.9 mg/L, federal limit 4 mg/L (4 times the limit)
|
Jul 1, 2016 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 15.9 mg/L, federal limit 4 mg/L (4 times the limit)
|
Apr 1, 2016 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 21.2 mg/L, federal limit 4 mg/L (5.3 times the limit)
|
Jan 1, 2016 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 20.7 mg/L, federal limit 4 mg/L (5.2 times the limit)
|
Oct 1, 2015 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 21 mg/L, federal limit 4 mg/L (5.3 times the limit)
|
Jul 1, 2015 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 21.4 mg/L, federal limit 4 mg/L (5.4 times the limit)
|
Apr 1, 2015 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 21.5 mg/L, federal limit 4 mg/L (5.4 times the limit)
|
Jan 1, 2015 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 18.7 mg/L, federal limit 4 mg/L (4.7 times the limit)
|
Oct 1, 2014 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 16.4 mg/L, federal limit 4 mg/L (4.1 times the limit)
|
Jul 1, 2014 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 16.4 mg/L, federal limit 4 mg/L (4.1 times the limit)
|
Apr 1, 2014 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 16.3 mg/L, federal limit 4 mg/L (4.1 times the limit)
|
Jan 1, 2014 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 20.2 mg/L, federal limit 4 mg/L (5.1 times the limit)
|
Oct 1, 2013 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 22.7 mg/L, federal limit 4 mg/L (5.7 times the limit)
|
Jul 1, 2013 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 21.6 mg/L, federal limit 4 mg/L (5.4 times the limit)
|
Apr 1, 2013 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 22.1 mg/L, federal limit 4 mg/L (5.5 times the limit)
|
Jan 1, 2013 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 22.4 mg/L, federal limit 4 mg/L (5.6 times the limit)
|
Oct 1, 2012 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 22.4 mg/L, federal limit 4 mg/L (5.6 times the limit)
|
Jul 1, 2012 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 23.5 mg/L, federal limit 4 mg/L (5.9 times the limit)
|
Apr 1, 2012 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 23.6 mg/L, federal limit 4 mg/L (5.9 times the limit)
|
Jan 1, 2012 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 23.1 mg/L, federal limit 4 mg/L (5.8 times the limit)
|
Oct 1, 2011 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 15 mg/L, federal limit 4 mg/L (3.8 times the limit)
|
Jan 1, 2011 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 14.1 mg/L, federal limit 4 mg/L (3.5 times the limit)
|
Oct 1, 2010 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 13.6 mg/L, federal limit 4 mg/L (3.4 times the limit)
|
Jul 1, 2010 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 13.1 mg/L, federal limit 4 mg/L (3.3 times the limit)
|
Apr 1, 2010 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 12.7 mg/L, federal limit 4 mg/L (3.2 times the limit)
|
Jan 1, 2010 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 9.9 mg/L, federal limit 4 mg/L (2.5 times the limit)
|
Oct 1, 2009 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 9.8 mg/L, federal limit 4 mg/L (2.5 times the limit)
|
Jul 1, 2009 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 9.8 mg/L, federal limit 4 mg/L (2.5 times the limit)
|
Apr 1, 2009 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 9.4 mg/L, federal limit 4 mg/L (2.4 times the limit)
|
Jan 1, 2009 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 9.37 mg/L, federal limit 4 mg/L (2.3 times the limit)
|
Apr 1, 2008 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 9 mg/L, federal limit 4 mg/L (2.3 times the limit)
|
Jan 1, 2008 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 8.5 mg/L, federal limit 4 mg/L (2.1 times the limit)
|
Jan 1, 2007 | Resolved |
Enforcement actions
New Mexico regulators took 2 formal enforcement actions against Green Ridge MDWCA, Inc. between 2008 and 2024. The most recent was a compliance order (no penalty) in March 2024.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 27, 2024 | New Mexico | Compliance order (no penalty) | 11 violations (11 health-based): Fluoride |
| Oct 27, 2008 | New Mexico | Compliance order (no penalty) | 35 violations (35 health-based): Fluoride |
What the violations mean
Fluoride
14 incidentsFluoride exceeded the federal limit
Excessive fluoride can cause dental and skeletal fluorosis
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
Green Ridge MDWCA, Inc. draws water from 1 well.
Annual water quality report
Green Ridge MDWCA, Inc. 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 Green Ridge MDWCA, Inc. 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