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CORN PWA

Oklahoma — Community Water System — PWSID: OK2007501

System Information

PWSIDOK2007501
System NameCORN PWA
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedMar 11, 1980
Last ReportedNov 14, 2025

Location & Contact

StateOklahoma
CityCORN
ZIP Code73024
AddressBarbara Nurnberg, Mayor
OrganizationCORN PWA
Phone580-343-2255

Population & Service

Population Served500
Service Connections256

Drinking Water Violations (197)

This water system has 197 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
Jan 1, 2025 Dec 31, 2025 TTHM MR No Yes — 0.080 mg/L — Unaddressed — Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Dec 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Unaddressed — Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved Jul 15, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Jul 15, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Jul 15, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved Jul 15, 2025 Lead and Copper Rule Revisions
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Jan 30, 2025 Lead and Copper Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Mar 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Mar 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Mar 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 18, 2016 — Public Notice Other No No — — — Resolved Oct 3, 2022 Public Notice Rule and Revised PN Rule
Aug 18, 2016 — Public Notice Other No No — — — Resolved Oct 3, 2022 Public Notice Rule and Revised PN Rule
Apr 1, 2016 Jun 30, 2016 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Jun 30, 2016 Arsenic Rule
Apr 1, 2016 Jun 30, 2016 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Jun 30, 2016 Arsenic Rule
Apr 1, 2016 Jun 30, 2016 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Jun 30, 2016 Arsenic Rule
Apr 1, 2016 Jun 30, 2016 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Jun 30, 2016 Arsenic Rule
Jan 1, 2016 Mar 31, 2016 Arsenic MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2016 Arsenic Rule
Jan 1, 2016 Mar 31, 2016 Arsenic MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2016 Arsenic Rule
Jan 1, 2016 Mar 31, 2016 Arsenic MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2016 Arsenic Rule
Jan 1, 2016 Mar 31, 2016 Arsenic MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2016 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Dec 31, 2015 Arsenic Rule
Jul 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Jul 5, 2016 Consumer Confidence Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Jul 5, 2016 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jul 5, 2016 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jul 5, 2016 Consumer Confidence Rule
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Jul 5, 2016 Consumer Confidence Rule
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Jul 5, 2016 Consumer Confidence Rule
Oct 1, 2012 Dec 31, 2012 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2012 Arsenic Rule
Oct 1, 2012 Dec 31, 2012 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2012 Arsenic Rule
Oct 1, 2012 Dec 31, 2012 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2012 Arsenic Rule
Oct 1, 2012 Dec 31, 2012 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Dec 31, 2012 Arsenic Rule
Mar 1, 2010 Mar 31, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2010 Total Coliform Rule
Mar 1, 2010 Mar 31, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2010 Total Coliform Rule
Mar 1, 2010 Mar 31, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2010 Total Coliform 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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