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EPA enforcement actions against wastewater plants in New Mexico

161 formal actions at 24 of 31 plants · $717,007 in penalties · 16 EPA inspections

EPA's enforcement records list 161 formal civil enforcement cases naming publicly owned wastewater treatment plants in New Mexico, 64 of them since fiscal year 2020. The cases involve 24 of the state's 31 plants, with $717,007 in penalties assessed. The most common ground is npdes permit violations (131 cases). EPA has inspected 8 plants in the state, 16 inspections in total. Every plant links to its profile, and every case to its report on EPA's ECHO site.

Recent enforcement actions in New Mexico

The 10 most recent formal EPA enforcement cases naming wastewater treatment plants in New Mexico, by latest case status date. Source: EPA ICIS-FE&C civil enforcement cases and ICIS compliance inspections, via ECHO.
PlantDateTypeLaw sectionOutcomePenaltySource
City Of Rio Rancho Wastewater Facilities
Rio Rancho
Sep 2026
FY2022
Administrative order
NPDES Permit Violations
Final Order No Penalty
—ECHO 06-2022-1770
EPA's description: “On April 28, 2022, EPA issued Administrative Order CWA-06-2022-1770 to the City of Rio Rancho for violations of the Clean Water Act (33 U.S.C. ?? 1251-1387). Violations were identified during a…”
City Of Farmington
Farmington
Sep 2026
FY2023
Administrative order
NPDES Permit Violations
Unilateral Administrative Order Without Adjudication
—ECHO 06-2023-1799
EPA's description: “On August 24, 2023, EPA Region 6 issued a schedule Administrative Order under its authority pursuant to Section 309 of the Clean Water Act to the City of Farmington Wastewater Treatment Plant (WWTP)…”
Socorro, City Of
Socorro
Aug 2026
FY2026
Administrative order
NPDES Permit Violations
Final Order Issued
—ECHO 06-2026-1814
EPA's description: “The City of Socorro has been issued an Administrative Order for failure to apply for permit reissuance within one-hundred and eighty (180) days. The City of Socorro has fifteen (15) days. No monetary…”
Santa Fe WWTP
Santa Fe
Aug 2026
FY2026
Administrative order
NPDES Permit Violations
Final Order Issued
—ECHO 06-2026-1838
EPA's description: “Failure to meet permit effluent limits and the permit schedule of compliance for copper limit.”
Cuba, Village Of
Cuba
Jul 2026
FY2026
Administrative order
NPDES Permit Violations
Final Order Issued
—ECHO 06-2026-1815
EPA's description: “AO for late submission of permit renewal application and for failure to submit DMR's for the months of July 2025, and October 2025 thru March 2026”
Reserve, Village Of
Reserve
Jul 2026
FY2026
Administrative order
NPDES Permit Violations
Final Order No Penalty
—ECHO 06-2026-1714
EPA's description: “Failure to ensure the proper operation and maintenance of facilities. AO includes several tasks and due dates.”
City Of Belen WWTP
Belen
Jun 2026
FY2026
Administrative order
NPDES Permit Violations
Final Order Issued
—ECHO 06-2026-1817
EPA's description: “EPA Region 6 issued an Administrative Order (AO) under its authority pursuant to Section 309 of the Clean Water Act to the City of Belen Wastewater Treatment Plant. The AO was issued in response to…”
Mora Mutual Water & Sewer Works Association
Mora
Jun 2026
FY2026
Administrative order
NPDES Permit Violations
Final Order Issued
—ECHO 06-2026-1816
EPA's description: “Failure to submit DMRs for 3 months.”
City Of Las Cruces - Utilities
Las Cruces
Jun 2026
FY2026
Administrative order
NPDES Permit Violations
Compliance Achieved
—ECHO 06-2026-1749
EPA's description: “Administrative Order (AO) CWA-06-2026-1749 issued to the City of Las Cruces, for violations of the Clean Water Act (CWA), 33 U.S.C. ? 1251 et seq. Violations were identified during a review of the…”
Sunland Park Wastewater Plant
Sunland Park
Apr 2026
FY2026
Administrative order
NPDES Permit Violations
Final Order Issued
—ECHO 06-2026-1787
EPA's description: “On April 30, 2026, EPA Region 6 issued an Administrative Order (AO) under its authority pursuant to Section 309 of the Clean Water Act to the Camino Real Regional Utility Wastewater Treatment Plant.…”

Full case histories, milestones, violation types and EPA's complete case summaries for every plant are shown with a free Klarifi account. Create one

Largest penalties in New Mexico

The 10 largest penalties assessed in EPA enforcement cases naming wastewater treatment plants in New Mexico, with the value of the compliance actions each case required. Source: EPA ICIS-FE&C civil enforcement cases and ICIS compliance inspections, via ECHO.
#PlantDateTypeOutcomePenaltyCompliance actionsSource
1City Of Rio Rancho Wastewater Facilities
Rio Rancho
Apr 2023
FY2023
Administrative order
Final Order With Penalty
$142,000—ECHO 06-2023-1704
2City Of Rio Rancho Wastewater Facilities
Rio Rancho
Jan 1991
FY1990
Administrative order
Final Order With Penalty
$125,000—ECHO 06-1990-0304
3City Of Rio Rancho Wastewater Facilities
Rio Rancho
Mar 2026
FY2025
Administrative order
Final Order With Penalty
$115,000$240,000ECHO 06-2025-1737
4Albuquerque City Of Southside Water Reclamation Plant
Albuquerque
May 1997
FY1996
Administrative order
Final Order With Penalty
$85,000—ECHO 06-1996-0304
5Albuquerque City Of Southside Water Reclamation Plant
Albuquerque
Sep 2024
FY2023
Administrative order
Final Order Issued
$72,600—ECHO 06-2023-1727
6Las Vegas (city Of)
Las Vegas
Jan 2026
FY2025
Administrative order
Final Order With Penalty
$33,600$145,000ECHO 06-2025-1740
7Albuquerque City Of Southside Water Reclamation Plant
Albuquerque
Mar 2016
FY2015
Administrative order
Final Order Issued
$33,500—ECHO 06-2015-1777
8Cuba, Village Of
Cuba
Jan 2006
FY2005
Administrative order
Final Order With Penalty
$14,000—ECHO 06-2005-1915
9Socorro, City Of
Socorro
May 2007
FY2006
Administrative order
Final Order With Penalty
$11,000—ECHO 06-2006-1893
10City Of Rio Rancho Wastewater Facilities
Rio Rancho
Sep 2011
FY2007
Administrative order
Final Order With Penalty
$10,800—ECHO 06-2007-1811

Actions by fiscal year

Fiscal yearFormal actionsPenalties
FY20188$6,250
FY201910—
FY20209$5,000
FY20215—
FY20228—
FY202313$214,600
FY20249—
FY20257$148,600
FY202613—
FY20270—

EPA fiscal years run from 1 October to 30 September. The current year is partial.

EPA enforcement in New Mexico: questions

  1. How many EPA enforcement actions have been taken against wastewater plants in New Mexico?

    EPA's enforcement records list 161 formal civil enforcement cases naming publicly owned wastewater treatment plants in New Mexico, 64 of them since fiscal year 2020. They involve 24 of the state's 31 plants. Informal actions such as notices of violation are not counted here.

  2. Which New Mexico wastewater plant received the largest EPA penalty?

    City Of Rio Rancho Wastewater Facilities in Rio Rancho: $142,000 assessed in fiscal year 2023 (Rio Rancho, City of, Final Order With Penalty). Penalties are the amounts EPA records as assessed or agreed, not necessarily what was collected.

  3. What does an EPA administrative order mean for a wastewater plant?

    Most cases here are administrative orders under section 309 of the Clean Water Act: EPA finds permit violations, usually effluent limits or discharge without a permit, and orders the plant to return to compliance, often with a corrective action plan, a schedule and sometimes a penalty. Judicial cases go through the Department of Justice and typically end in a consent decree with a capital programme behind it. The latest case in New Mexico is from Sep 2026.

Enforcement data: EPA ICIS-FE&C civil enforcement cases and ICIS compliance inspections, via ECHO. Penalties are the amounts assessed or agreed in each case as EPA records them. Latest case status in this data: Sep 2026.

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Public data refreshed Nov 2, 2026