Public water system record
Longhorn Estates MDWCA
Serves an area of Curry County, NM that includes Clovis · 264 people served
Federal records show 19 health-based violations and 148 monitoring/reporting issues for Longhorn Estates MDWCA in the last ten years, including an unresolved Groundwater Rule violation.
System profile
Source water
Groundwater
ZIP
88101
EPA system ID
NM3520005
- Health-based violations, last 10 years
- 19
- Resolved
- 3
- Unresolved
- 16
- Any acute record
- No
- Monitoring issues, last 10 years
- 148
Key facts
- Longhorn Estates MDWCA draws water from 1 well.
- Most recent formal enforcement: compliance order (no penalty) by EPA, September 2020.
- Record on file since 1995, with 17 health-based violations before October 19, 2016.
Check whether Longhorn Estates 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 |
|---|---|---|---|---|
|
Revised Total Coliform Rule
Treatment technique failure
|
110 | Jan 20, 2025 | Resolved | No |
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 1, 2020 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 1, 2020 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 1, 2020 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 1, 2020 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 26, 2017 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 26, 2017 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 26, 2017 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 26, 2017 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Feb 28, 2017 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jan 5, 2014 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Oct 10, 2013 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Feb 19, 2011 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Feb 19, 2011 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Feb 19, 2011 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Feb 19, 2011 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Feb 19, 2011 |
Active
Enforcement action in place
|
No |
|
Groundwater Rule
Treatment technique failure
|
140 | Feb 19, 2011 |
Active
Enforcement action in place
|
No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Dec 24, 2025 | Active |
|
Public Notice
OTHER
|
Aug 23, 2025 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Aug 20, 2025 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Jul 2, 2025 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2025 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2024 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2023 | Resolved |
|
Public Notice
OTHER
|
Jul 30, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2023 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Jun 23, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2023 | Resolved |
|
Public Notice
OTHER
|
May 21, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2023 | Resolved |
|
Public Notice
OTHER
|
Apr 23, 2023 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Apr 16, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2023 | Resolved |
|
Public Notice
OTHER
|
Mar 19, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2023 | Resolved |
|
Public Notice
OTHER
|
Feb 26, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2022 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2022 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2022 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2022 | Resolved |
|
Public Notice
OTHER
|
Mar 27, 2022 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Mar 14, 2021 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2021 | Resolved |
|
Public Notice
OTHER
|
Dec 23, 2020 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 16, 2020 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Sep 24, 2020 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Apr 2, 2020 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Apr 2, 2020 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Apr 2, 2020 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Apr 2, 2020 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2020 | Resolved |
|
Groundwater Rule
OTHER
|
Dec 5, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Nov 29, 2019 |
Active
Enforcement action in place
|
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Aug 22, 2019 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2019 | Resolved |
|
Public Notice
OTHER
|
Jul 21, 2019 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Jun 22, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
May 19, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Apr 25, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Mar 28, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Feb 28, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Jan 20, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 27, 2018 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 27, 2018 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Oct 27, 2018 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Oct 3, 2018 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Sep 6, 2018 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Jul 27, 2018 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Jul 6, 2018 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2018 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2018 | Resolved |
|
Public Notice
OTHER
|
May 31, 2018 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
May 31, 2018 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2018 | Resolved |
|
Public Notice
OTHER
|
Mar 24, 2018 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Mar 1, 2018 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2018 | Resolved |
|
Public Notice
OTHER
|
Jan 14, 2018 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2018 | Resolved |
|
Public Notice
OTHER
|
Dec 20, 2017 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Nov 24, 2017 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Oct 22, 2017 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Sep 24, 2017 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Sep 16, 2017 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Sep 16, 2017 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Sep 16, 2017 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Sep 16, 2017 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Aug 19, 2017 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Aug 9, 2017 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Jul 12, 2017 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Apr 6, 2017 |
Active
Enforcement action in place
|
|
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 |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Dec 21, 2016 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 10, 2016 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 10, 2016 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 10, 2016 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 10, 2016 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 10, 2016 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2016 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2016 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2016 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
OTHER
|
Jun 2, 2016 | Resolved |
|
Public Notice
OTHER
|
Jan 13, 2016 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Nov 14, 2015 |
Active
Enforcement action in place
|
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2015 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2015 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Feb 9, 2015 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Feb 9, 2015 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Dec 24, 2014 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Oct 18, 2014 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2014 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Mar 9, 2014 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2013 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2001 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Oct 19, 1999 |
Active
Enforcement action in place
|
Full record since 1995
EPA's records for Longhorn Estates MDWCA go back to 1995. Before October 19, 2016 they list 17 health-based violations (8 resolved, 8 not resolved, 1 archived by EPA without a recorded fix) and 71 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 9 |
| 2000s | 8 | 24 |
| 2010 to October 18, 2016 | 8 | 38 |
| October 19, 2016 to 2019 | 5 | 69 |
| 2020s | 11 | 97 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began January 2014, Active.
Show all 17 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
Jan 5, 2014 | Active |
|
Groundwater Rule
Treatment technique failure
|
Oct 10, 2013 | Active |
|
Groundwater Rule
Treatment technique failure
|
Feb 19, 2011 | Active |
|
Groundwater Rule
Treatment technique failure
|
Feb 19, 2011 | Active |
|
Groundwater Rule
Treatment technique failure
|
Feb 19, 2011 | Active |
|
Groundwater Rule
Treatment technique failure
|
Feb 19, 2011 | Active |
|
Groundwater Rule
Treatment technique failure
|
Feb 19, 2011 | Active |
|
Groundwater Rule
Treatment technique failure
|
Feb 19, 2011 | Active |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2001 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2001 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2001 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2001 | Resolved |
|
Fluoride
Contaminant limit exceeded
|
Jan 1, 2001 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2000 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 2000 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1999 | Resolved |
Enforcement actions
New Mexico regulators and EPA took 5 formal enforcement actions against Longhorn Estates MDWCA between 2001 and 2020. The most recent was a compliance order (no penalty) in September 2020.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Sep 24, 2020 | EPA | Compliance order (no penalty) | 269 violations (33 health-based): Total Coliform, Lead and Copper Rule, Public Notice, Fluoride, Consumer Confidence Rule |
| Oct 19, 2016 | New Mexico | Compliance order with a penalty | 145 violations (16 health-based): Groundwater Rule, Public Notice, Lead and Copper Rule, Revised Total Coliform Rule, Consumer Confidence Rule |
| Aug 7, 2015 | New Mexico | Compliance order (no penalty) | 30 violations (3 health-based): Groundwater Rule, Consumer Confidence Rule, Public Notice, Revised Total Coliform Rule |
| Mar 18, 2011 | New Mexico | Compliance order (no penalty) | 5 violations: Lead and Copper Rule |
| May 11, 2001 | EPA | Compliance order (no penalty) | 12 violations (3 health-based): Total Coliform |
What the violations mean
Groundwater Rule
17 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.
Revised Total Coliform Rule
1 incidentThe system did not meet a requirement of the Revised Total Coliform Rule
Coliform and E. coli rules protect against bacteria in the distribution system
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
Longhorn Estates MDWCA draws water from 1 well.
Annual water quality report
Longhorn Estates 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 Longhorn Estates 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