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JOHNSTON CO RWS& SWMD #4

Oklahoma — Community Water System — PWSID: OK2003503

System Information

PWSIDOK2003503
System NameJOHNSTON CO RWS& SWMD #4
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
CityCOLEMAN
ZIP Code73432-0068
AddressDennis Stephens, Chairman
OrganizationJOHNSTON CO RWS & SWMD #4
Phone580-937-4700

Population & Service

Population Served600
Service Connections277

Drinking Water Violations (322)

This water system has 322 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 26, 2023 — E. COLI MR No Yes — — — Resolved Nov 7, 2023 Ground Water Rule
Jul 26, 2023 — E. COLI MR No Yes — — — Resolved Nov 7, 2023 Ground Water Rule
Jul 26, 2023 — E. COLI MR No Yes — — — Resolved Nov 7, 2023 Ground Water Rule
Jul 26, 2023 — E. COLI MR No Yes — — — Resolved Nov 7, 2023 Ground Water Rule
Jan 1, 2017 Dec 31, 2022 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals

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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