Vehicle Safety
Recalls Search 320,000+ NHTSA safety recalls Complaints 2.1M+ consumer safety complaints TSBs 4.7M technical service bulletins VIN Lookup Decode any vehicle VIN instantly OBD Codes 12,000+ diagnostic trouble codes Fuel Economy EPA MPG data for all vehicles Safety Ratings 11,700+ NHTSA crash test ratings Investigations 5,300+ NHTSA defect investigations Statistics Recall trends & safety analysis
Consumer Safety
Product Safety 9,700+ CPSC product recalls Food Safety 28,600+ FDA food recalls Pet Safety 1.3M FDA animal adverse events Drug Safety 17,500+ FDA drug recalls Device Safety 38,400+ FDA device recalls Workplace Safety 102,900+ OSHA injury reports Brand History Cross-category recall lookup by company
Infrastructure
Bridge Safety 624,000 bridge inspections Aviation Safety 30,000+ NTSB aviation events Dam Safety 92,600 dam safety records Water Safety 433,000+ public water systems Railroad Safety 438,000+ rail crossings Pipeline Safety 8,800+ pipeline incidents
Public Health
Nursing Homes 14,700 CMS rated facilities Environmental 80,000+ hazardous sites & releases

PITTSBURG CO. RWD #9 (MCALESTER)

Oklahoma — Community Water System — PWSID: OK3006107

System Information

PWSIDOK3006107
System NamePITTSBURG CO. RWD #9 (MCALESTER)
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedMar 11, 1980
Last ReportedNov 14, 2025

Location & Contact

StateOklahoma
CityMCALESTER
ZIP Code74501
AddressMillard Harp, Chairperson
OrganizationPITTSBURG CO. RWD #9 (MCALESTER)
Phone918-429-1440

Population & Service

Population Served872
Service Connections349

Drinking Water Violations (104)

This water system has 104 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
Sep 29, 2025 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Unaddressed — 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
Dec 30, 2022 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Jul 25, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2022 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Jul 25, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .084 MG/L 0.080 mg/L .08 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .084 MG/L 0.080 mg/L .08 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .084 MG/L 0.080 mg/L .08 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 29, 2020 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 29, 2020 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2019 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Oct 16, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2019 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Oct 16, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Mar 31, 2018 Total Haloacetic Acids (HAA5) MCL Yes No .065 MG/L 0.060 mg/L .06 Resolved Mar 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Mar 31, 2018 Total Haloacetic Acids (HAA5) MCL Yes No .065 MG/L 0.060 mg/L .06 Resolved Mar 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Mar 31, 2018 Total Haloacetic Acids (HAA5) MCL Yes No .065 MG/L 0.060 mg/L .06 Resolved Mar 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Mar 31, 2018 Total Haloacetic Acids (HAA5) MCL Yes No .065 MG/L 0.060 mg/L .06 Resolved Mar 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2017 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Oct 16, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2017 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Oct 16, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2017 — Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Oct 16, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Sep 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Sep 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Sep 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Sep 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
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 Total Haloacetic Acids (HAA5) MCL Yes No .072 MG/L 0.060 mg/L .06 Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .072 MG/L 0.060 mg/L .06 Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .072 MG/L 0.060 mg/L .06 Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Total Haloacetic Acids (HAA5) MCL Yes No .072 MG/L 0.060 mg/L .06 Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Aug 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Aug 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Aug 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Aug 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Aug 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Aug 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Aug 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Aug 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MCL Yes No .091 MG/L 0.080 mg/L .08 Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MCL Yes No .091 MG/L 0.080 mg/L .08 Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MCL Yes No .091 MG/L 0.080 mg/L .08 Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MCL Yes No .091 MG/L 0.080 mg/L .08 Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Resolved Dec 31, 2014 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.

Browse All Water Systems Water Safety Stats Water Safety Home
Browse All Water Systems Water Systems in Oklahoma