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MESILLA WATER SYSTEM

New Mexico — Community Water System — PWSID: NM3560007

System Information

PWSIDNM3560007
System NameMESILLA WATER SYSTEM
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedJan 27, 1982
Last ReportedDec 3, 2025

Location & Contact

StateNew Mexico
CityMESILLA
ZIP Code88046
Address—
OrganizationASTORGA, LORENZO
Phone575-993-2322

Population & Service

Population Served2,167
Service Connections827

Drinking Water Violations (132)

This water system has 132 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
Nov 20, 2024 — Groundwater Rule TT Yes No — — — Resolved Feb 25, 2025 Ground Water Rule
Nov 20, 2024 — Groundwater Rule TT Yes No — — — Resolved Feb 25, 2025 Ground Water Rule
Nov 20, 2024 — Groundwater Rule TT Yes No — — — Resolved Feb 25, 2025 Ground Water Rule
Nov 20, 2024 — Groundwater Rule TT Yes No — — — Resolved Feb 25, 2025 Ground Water Rule
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Unaddressed — Lead and Copper Rule Revisions
Dec 19, 2021 — Public Notice Other No No — — — Resolved Jul 25, 2023 Public Notice Rule and Revised PN Rule
Nov 18, 2020 — Public Notice Other No No — — — Resolved Feb 11, 2021 Public Notice Rule and Revised PN Rule
Nov 1, 2020 Nov 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2020 Revised Total Coliform Rule
Nov 1, 2020 Nov 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2020 Revised Total Coliform Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 8, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 8, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 8, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 8, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2020 Consumer Confidence Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2020 Consumer Confidence Rule
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jul 1, 2019 Jun 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Jun 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Jun 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Jun 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Jun 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Jun 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Jun 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Jun 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Nov 8, 2018 Consumer Confidence Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Nov 8, 2018 Consumer Confidence Rule
Aug 18, 2018 — Public Notice Other No No — — — Resolved Feb 11, 2021 Public Notice Rule and Revised PN Rule
Jul 1, 2018 Jun 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 Jun 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 Jun 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 Jun 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 Jun 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 Jun 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 Jun 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 Jun 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 8, 2018 — Public Notice Other No No — — — Resolved Jan 31, 2020 Public Notice Rule and Revised PN Rule
Feb 8, 2018 — Public Notice Other No No — — — Resolved Jan 31, 2020 Public Notice Rule and Revised PN Rule
Feb 8, 2018 — Public Notice Other No No — — — Resolved Jan 31, 2020 Public Notice Rule and Revised PN Rule
Oct 25, 2017 — Public Notice Other No No — — — Resolved Feb 11, 2021 Public Notice Rule and Revised PN Rule
Oct 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Nov 8, 2018 Consumer Confidence Rule
Oct 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Nov 8, 2018 Consumer Confidence Rule
Aug 25, 2017 — Groundwater Rule TT Yes No — — — Resolved Jan 30, 2020 Ground Water Rule
Aug 25, 2017 — Groundwater Rule TT Yes No — — — Resolved Mar 5, 2019 Ground Water Rule
Aug 25, 2017 — Groundwater Rule TT Yes No — — — Resolved Mar 5, 2019 Ground Water 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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