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LA UNION MDS & WA

New Mexico — Community Water System — PWSID: NM3500707

System Information

PWSIDNM3500707
System NameLA UNION MDS & WA
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedJan 9, 2002
Last ReportedDec 3, 2025

Location & Contact

StateNew Mexico
CityANTHONY
ZIP Code88021
Address—
OrganizationMENCHACA, VERONICA
Phone575-589-4676

Population & Service

Population Served1,272
Service Connections478

Drinking Water Violations (160)

This water system has 160 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Sep 1, 2024 Sep 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Archived Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2024 Sep 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Archived Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .016 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .016 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .016 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .016 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .016 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Jan 1, 2015 Mar 31, 2015 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Mar 31, 2015 Arsenic Rule
Jan 1, 2015 Mar 31, 2015 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Mar 31, 2015 Arsenic Rule
Jan 1, 2015 Mar 31, 2015 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Mar 31, 2015 Arsenic Rule
Jan 1, 2015 Mar 31, 2015 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Mar 31, 2015 Arsenic Rule
Jan 1, 2015 Mar 31, 2015 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Mar 31, 2015 Arsenic Rule
Oct 1, 2014 Dec 31, 2014 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Dec 31, 2014 Arsenic Rule
Oct 1, 2014 Dec 31, 2014 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Dec 31, 2014 Arsenic Rule
Oct 1, 2014 Dec 31, 2014 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Dec 31, 2014 Arsenic Rule
Oct 1, 2014 Dec 31, 2014 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Dec 31, 2014 Arsenic Rule
Oct 1, 2014 Dec 31, 2014 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Dec 31, 2014 Arsenic Rule
Jul 1, 2014 Sep 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Sep 30, 2014 Arsenic Rule
Jul 1, 2014 Sep 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Sep 30, 2014 Arsenic Rule
Jul 1, 2014 Sep 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Sep 30, 2014 Arsenic Rule
Jul 1, 2014 Sep 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Sep 30, 2014 Arsenic Rule
Jul 1, 2014 Sep 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Sep 30, 2014 Arsenic Rule
Apr 24, 2014 — Public Notice Other No No — — — Resolved Apr 30, 2014 Public Notice Rule and Revised PN Rule
Apr 1, 2014 Jun 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Jun 30, 2014 Arsenic Rule
Apr 1, 2014 Jun 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Jun 30, 2014 Arsenic Rule
Apr 1, 2014 Jun 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Jun 30, 2014 Arsenic Rule
Apr 1, 2014 Jun 30, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Jun 30, 2014 Arsenic Rule
Jan 1, 2014 Mar 31, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Mar 31, 2014 Arsenic Rule
Jan 1, 2014 Mar 31, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Mar 31, 2014 Arsenic Rule
Jan 1, 2014 Mar 31, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Mar 31, 2014 Arsenic Rule
Jan 1, 2014 Mar 31, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Mar 31, 2014 Arsenic Rule
Jan 1, 2014 Mar 31, 2014 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Mar 31, 2014 Arsenic Rule
Oct 1, 2013 Dec 31, 2013 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Dec 31, 2013 Arsenic Rule
Oct 1, 2013 Dec 31, 2013 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Dec 31, 2013 Arsenic Rule
Oct 1, 2013 Dec 31, 2013 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Dec 31, 2013 Arsenic Rule
Oct 1, 2013 Dec 31, 2013 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Dec 31, 2013 Arsenic Rule
Oct 1, 2013 Dec 31, 2013 Arsenic MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Dec 31, 2013 Arsenic Rule
Jul 1, 2013 Sep 30, 2013 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Sep 30, 2013 Arsenic Rule
Jul 1, 2013 Sep 30, 2013 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Sep 30, 2013 Arsenic Rule
Jul 1, 2013 Sep 30, 2013 Arsenic MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Sep 30, 2013 Arsenic Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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