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CITY OF MATHIS

Texas — Community Water System — PWSID: TX2050003

System Information

PWSIDTX2050003
System NameCITY OF MATHIS
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerYes
First ReportedMar 14, 1980
Last ReportedJan 6, 2026

Location & Contact

StateTexas
CityMATHIS
ZIP Code78368-2351
Address411 E SAN PATRICIO AVE
OrganizationVILLAREAL, CIRI
Phone361-547-3343

Population & Service

Population Served5,001
Service Connections1,667

Drinking Water Violations (169)

This water system has 169 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
Jul 26, 2025 — Public Notice Other No No — — — Resolved Aug 25, 2025 Public Notice Rule and Revised PN Rule
Jul 26, 2025 — Public Notice Other No No — — — Resolved Aug 25, 2025 Public Notice Rule and Revised PN Rule
May 1, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
May 1, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2024 — Lead and Copper Rule MR No No — TT — Resolved Feb 7, 2025 Lead and Copper Rule
Dec 30, 2024 — Lead and Copper Rule MR No No — TT — Resolved Feb 7, 2025 Lead and Copper 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 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
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 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
Jul 2, 2024 — Consumer Confidence Rule Other No No — — — Resolved Sep 13, 2024 Consumer Confidence Rule
Jul 2, 2024 — Consumer Confidence Rule Other No No — — — Resolved Sep 13, 2024 Consumer Confidence Rule
Mar 31, 2024 — Lead and Copper Rule MR No No — TT — Resolved May 15, 2024 Lead and Copper Rule
Mar 31, 2024 — Lead and Copper Rule MR No No — TT — Resolved May 15, 2024 Lead and Copper Rule
Mar 31, 2024 — Lead and Copper Rule MR No No — TT — Resolved May 15, 2024 Lead and Copper Rule
Dec 31, 2023 — Public Notice Other No No — — — Resolved Feb 12, 2024 Public Notice Rule and Revised PN Rule
Dec 31, 2023 — Public Notice Other No No — — — Resolved Feb 12, 2024 Public Notice Rule and Revised PN Rule
Dec 21, 2023 — Public Notice Other No No — — — Resolved Jan 22, 2024 Public Notice Rule and Revised PN Rule
Dec 21, 2023 — Public Notice Other No No — — — Resolved Jan 22, 2024 Public Notice Rule and Revised PN Rule
Oct 6, 2023 — TTHM MR No No — 0.080 mg/L — Resolved Nov 27, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 6, 2023 — TTHM MR No No — 0.080 mg/L — Resolved Nov 27, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 6, 2023 — TTHM MR No No — 0.080 mg/L — Resolved Nov 27, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 6, 2023 — TTHM MR No No — 0.080 mg/L — Resolved Nov 27, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Sep 30, 2023 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 23, 2023 — Public Notice Other No No — — — Resolved Mar 31, 2023 Public Notice Rule and Revised PN Rule
Jan 19, 2023 — Public Notice Other No No — — — Resolved Apr 6, 2023 Public Notice Rule and Revised PN Rule
Jan 19, 2023 — Public Notice Other No No — — — Resolved Apr 6, 2023 Public Notice Rule and Revised PN Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .115 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .115 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .115 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .115 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 — Lead and Copper Rule MR No No — TT — Resolved Mar 14, 2023 Lead and Copper Rule
Oct 1, 2022 — Lead and Copper Rule MR No No — TT — Resolved Mar 14, 2023 Lead and Copper 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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