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MAYES CO RWD # 9

Oklahoma — Community Water System — PWSID: OK1021678

System Information

PWSIDOK1021678
System NameMAYES CO RWD # 9
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
CityLOCUST GROVE
ZIP Code74352
AddressKen Storch, Chairperson
OrganizationMAYES CO RWD # 9
Phone918-434-5000

Population & Service

Population Served2,578
Service Connections930

Drinking Water Violations (373)

This water system has 373 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
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
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No No — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No No — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No No — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Nov 1, 2024 Nov 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 30, 2024 Stage 1 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 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2025 Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2025 Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2025 Lead and Copper Rule
Apr 1, 2023 Apr 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2023 Apr 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2023 Apr 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2023 Apr 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 2, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jan 5, 2024 Consumer Confidence Rule
Oct 2, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jan 5, 2024 Consumer Confidence Rule
Jun 1, 2022 Jun 30, 2022 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 30, 2022 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2022 Jun 30, 2022 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 30, 2022 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2022 Jun 30, 2022 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 30, 2022 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2025 Lead and Copper Rule
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2025 Lead and Copper Rule
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2025 Lead and Copper Rule
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2025 Lead and Copper Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No No — — — 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 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 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 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 No — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Dec 1, 2020 Dec 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2020 Dec 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2020 Dec 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2020 Dec 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2020 Aug 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2020 Aug 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2020 Aug 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2020 Aug 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2020 Jul 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2020 Jul 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2020 Jul 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2020 Jul 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2020 Jun 30, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2020 Jun 30, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2020 Jun 30, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2020 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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