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CITY OF DENISON

Texas — Community Water System — PWSID: TX0910003

System Information

PWSIDTX0910003
System NameCITY OF DENISON
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
CityDENISON
ZIP Code75020-3125
Address300 W MAIN ST
OrganizationCRAWLEY, ROBERT
Phone903-465-2720

Population & Service

Population Served27,500
Service Connections17,626

Drinking Water Violations (56)

This water system has 56 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
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Feb 19, 2021 — Public Notice Other No No — — — Resolved Apr 27, 2021 Public Notice Rule and Revised PN Rule
Feb 19, 2021 — Public Notice Other No No — — — Resolved Apr 27, 2021 Public Notice Rule and Revised PN Rule
Oct 1, 2019 Dec 31, 2019 CARBON, TOTAL MR No Yes — TT — Archived Dec 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 CARBON, TOTAL MR No Yes — TT — Archived Dec 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 CARBON, TOTAL MR No Yes — TT — Archived Dec 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Oct 31, 2018 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2018 Revised Total Coliform Rule
Oct 1, 2018 Oct 31, 2018 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2018 Revised Total Coliform Rule
Oct 1, 2018 Oct 31, 2018 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2018 Revised Total Coliform Rule
Oct 1, 2018 Oct 31, 2018 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2018 Revised Total Coliform Rule
Feb 8, 2016 — Public Notice Other No No — — — Resolved Sep 21, 2023 Public Notice Rule and Revised PN Rule
Feb 8, 2016 — Public Notice Other No No — — — Resolved Sep 21, 2023 Public Notice Rule and Revised PN Rule
Dec 30, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 12, 2016 Lead and Copper Rule
Dec 30, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 12, 2016 Lead and Copper Rule
Oct 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 13, 2016 Lead and Copper Rule
Oct 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 13, 2016 Lead and Copper Rule
Oct 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 13, 2016 Lead and Copper Rule
Oct 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 13, 2016 Lead and Copper Rule
Sep 1, 2014 Sep 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2014 Total Coliform Rule
Sep 1, 2014 Sep 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2014 Total Coliform Rule
Sep 1, 2014 Sep 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2014 Total Coliform Rule
Sep 1, 2014 Sep 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2014 Total Coliform Rule
Sep 1, 2014 Sep 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2014 Total Coliform Rule
Sep 1, 2014 Sep 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2014 Total Coliform Rule
Jun 26, 2013 — Public Notice Other No No — — — Resolved Sep 26, 2013 Public Notice Rule and Revised PN Rule
Jun 26, 2013 — Public Notice Other No No — — — Resolved Sep 26, 2013 Public Notice Rule and Revised PN Rule
May 1, 2013 May 31, 2013 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2013 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2013 May 31, 2013 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2013 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2013 May 31, 2013 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2013 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 10, 2013 — Public Notice Other No No — — — Resolved Oct 21, 2016 Public Notice Rule and Revised PN Rule
Apr 10, 2013 — Public Notice Other No No — — — Resolved Oct 21, 2016 Public Notice Rule and Revised PN Rule
Apr 10, 2013 — Public Notice Other No No — — — Resolved Oct 21, 2016 Public Notice Rule and Revised PN Rule
Oct 16, 2012 — E. COLI MR No Yes — — — Resolved Aug 14, 2013 Ground Water Rule
Oct 16, 2012 — E. COLI MR No Yes — — — Resolved Aug 14, 2013 Ground Water Rule
Oct 16, 2012 — E. COLI MR No Yes — — — Resolved Aug 14, 2013 Ground Water Rule
Oct 16, 2012 — E. COLI MR No Yes — — — Resolved Aug 14, 2013 Ground Water Rule
Oct 16, 2012 — E. COLI MR No Yes — — — Resolved Aug 14, 2013 Ground Water Rule
Oct 16, 2012 — E. COLI MR No Yes — — — Resolved Aug 14, 2013 Ground Water Rule
Mar 11, 2012 — Public Notice Other No No — — — Resolved Oct 21, 2016 Public Notice Rule and Revised PN Rule
Mar 11, 2012 — Public Notice Other No No — — — Resolved Oct 21, 2016 Public Notice Rule and Revised PN Rule
Mar 11, 2012 — Public Notice Other No No — — — Resolved Oct 21, 2016 Public Notice Rule and Revised PN Rule
Nov 1, 2011 — E. COLI MR No Yes — — — Resolved Oct 24, 2018 Ground Water Rule
Nov 1, 2011 — E. COLI MR No Yes — — — Resolved Oct 24, 2018 Ground Water Rule
Nov 1, 2011 — E. COLI MR No Yes — — — Resolved Oct 24, 2018 Ground Water Rule
Nov 1, 2011 — E. COLI MR No Yes — — — Resolved Oct 24, 2018 Ground Water Rule
Nov 1, 2011 — E. COLI MR No Yes — — — Resolved Oct 24, 2018 Ground Water Rule
Nov 1, 2011 — E. COLI MR No Yes — — — Resolved Oct 24, 2018 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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