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HASKELL CO. WATER COMPANY

Oklahoma — Community Water System — PWSID: OK1020301

System Information

PWSIDOK1020301
System NameHASKELL CO. WATER COMPANY
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
CityQUINTON
ZIP Code74561
AddressMr. Kenneth King, Chairman
OrganizationHASKELL COUNTY WATER COMPANY
Phone918-799-5575

Population & Service

Population Served3,000
Service Connections1,600

Drinking Water Violations (116)

This water system has 116 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, 2025 Aug 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Archived Aug 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2025 Aug 31, 2025 Revised Total Coliform Rule MON No Yes — — — Archived Aug 31, 2025 Revised Total Coliform Rule
Jul 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jul 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jul 1, 2025 Sep 30, 2025 CARBON, TOTAL TT Yes No .37 RATIO TT 1 Archived Sep 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 CARBON, TOTAL TT Yes No .54 RATIO TT — Archived Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 CARBON, TOTAL TT Yes No .54 RATIO TT — Archived Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2025 Mar 31, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 28, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 28, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 28, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 28, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 28, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 28, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2025 Mar 31, 2025 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Archived Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Archived Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Archived Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2024 — TTHM MR No No — 0.080 mg/L — Resolved Mar 17, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2024 — TTHM MR No No — 0.080 mg/L — Resolved Mar 17, 2025 Stage 2 Disinfectants and Disinfection Byproducts 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 TT Yes No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2024 Mar 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2024 Mar 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2024 Mar 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Mar 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Jan 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Jan 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Jan 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Jan 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Jan 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Jan 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Jan 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Jan 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Jan 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Jan 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Jan 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Jan 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment 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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