LANGSTON PWA

Oklahoma — Community Water System — PWSID: OK1020911

System Information

PWSIDOK1020911
System NameLANGSTON PWA
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedMar 11, 1980
Last ReportedNov 14, 2025

Location & Contact

StateOklahoma
CityLANGSTON
ZIP Code73050
AddressBlayne Hinds, Chairperson
OrganizationLANGSTON PWA
Phone405-466-2271

Population & Service

Population Served1,670
Service Connections179

Drinking Water Violations (483)

This water system has 483 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 1, 2025 Consumer Confidence Rule Other No No Unaddressed Consumer Confidence Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No No Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No No Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No No Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Chlorine MR No Yes 4.0 mg/L Resolved Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2025 Mar 31, 2025 Chlorine MR No Yes 4.0 mg/L Resolved Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2025 Mar 31, 2025 Chlorine MR No Yes 4.0 mg/L Resolved Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2024 Sep 30, 2024 Surface Water Treatment Rule MR No Yes Archived Sep 30, 2024 Surface Water Treatment Rule
Sep 1, 2024 Sep 30, 2024 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2024 Sep 30, 2024 Surface Water Treatment Rule MR No Yes Archived Sep 30, 2024 Surface Water Treatment Rule
Apr 1, 2024 Apr 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes Resolved Apr 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2024 Apr 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes Resolved Apr 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2024 Apr 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes Resolved Apr 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .108 MG/L 0.080 mg/L .08 Resolved Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .108 MG/L 0.080 mg/L .08 Resolved Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .108 MG/L 0.080 mg/L .08 Resolved Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .108 MG/L 0.080 mg/L .08 Resolved Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 TTHM MCL Yes No .101 MG/L 0.080 mg/L .08 Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 TTHM MCL Yes No .101 MG/L 0.080 mg/L .08 Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 TTHM MCL Yes No .101 MG/L 0.080 mg/L .08 Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 TTHM MCL Yes No .101 MG/L 0.080 mg/L .08 Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Consumer Confidence Rule Other No No Resolved Mar 15, 2018 Consumer Confidence Rule
Jul 1, 2017 Consumer Confidence Rule Other No No Resolved Mar 15, 2018 Consumer Confidence Rule
Apr 1, 2017 Jun 30, 2017 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts 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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