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CITY OF DILLEY

Texas — Community Water System — PWSID: TX0820001

System Information

PWSIDTX0820001
System NameCITY OF DILLEY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerYes
First ReportedMar 14, 1980
Last ReportedJan 6, 2026

Location & Contact

StateTexas
CityDILLEY
ZIP Code78017-0230
AddressPO BOX 230
OrganizationOBREGON, MARY ANN
Phone830-965-1624

Population & Service

Population Served4,505
Service Connections3,691

Drinking Water Violations (45)

This water system has 45 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
May 1, 2025 — Public Notice Other No No — — — Resolved Jun 11, 2025 Public Notice Rule and Revised PN Rule
May 1, 2025 — Public Notice Other No No — — — Resolved Jun 11, 2025 Public Notice Rule and Revised PN Rule
Oct 28, 2024 — Public Notice Other No No — — — Resolved Jun 12, 2025 Public Notice Rule and Revised PN Rule
Oct 28, 2024 — Public Notice Other No No — — — Resolved Jun 12, 2025 Public Notice Rule and Revised PN Rule
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
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 — — — Unaddressed — Consumer Confidence Rule
Apr 14, 2024 — Public Notice Other No No — — — Resolved Jun 12, 2025 Public Notice Rule and Revised PN Rule
Apr 14, 2024 — Public Notice Other No No — — — Resolved Jun 12, 2025 Public Notice Rule and Revised PN Rule
Feb 24, 2024 — Revised Total Coliform Rule TT Yes No — — — Resolved May 8, 2024 Revised Total Coliform Rule
Feb 24, 2024 — Revised Total Coliform Rule TT Yes No — — — Resolved May 8, 2024 Revised Total Coliform Rule
Feb 24, 2024 — Revised Total Coliform Rule TT Yes No — — — Resolved May 8, 2024 Revised Total Coliform Rule
Feb 24, 2024 — Revised Total Coliform Rule TT Yes No — — — Resolved May 8, 2024 Revised Total Coliform Rule
Aug 24, 2023 — E. COLI MR No No — — — Resolved Oct 21, 2024 Ground Water Rule
Aug 24, 2023 — E. COLI MR No No — — — Resolved Oct 21, 2024 Ground Water Rule
Aug 24, 2023 — E. COLI MR No No — — — Resolved Oct 21, 2024 Ground Water Rule
Aug 1, 2021 Aug 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2021 Revised Total Coliform Rule
Aug 1, 2021 Aug 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2021 Revised Total Coliform Rule
Aug 1, 2021 Aug 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2021 Revised Total Coliform Rule
Apr 1, 2018 — Lead and Copper Rule MR No No — TT — Resolved Aug 27, 2018 Lead and Copper Rule
Apr 1, 2018 — Lead and Copper Rule MR No No — TT — Resolved Aug 27, 2018 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Jul 1, 2017 Dec 31, 2017 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2017 Lead and Copper Rule
Dec 30, 2014 — Lead and Copper Rule MR No No — TT — Resolved Aug 27, 2018 Lead and Copper Rule
Dec 30, 2014 — Lead and Copper Rule MR No No — TT — Resolved Aug 27, 2018 Lead and Copper Rule
Oct 1, 2010 — Lead and Copper Rule MR No No — TT — Resolved Oct 13, 2014 Lead and Copper Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 1992 Jan 31, 1992 Coliform (TCR) MR No No — 5% of samples — Archived Jan 31, 1992 Total Coliform Rule
Jan 1, 1992 Jan 31, 1992 Coliform (TCR) Other No No — 5% of samples — Archived Jan 31, 1992 Total Coliform Rule
— — — No No — — — — — —
— — — No No — — — — — —

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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