ATOKA CO. RWS & SWMD #4

PWSID: OK1010412 · Atoka, OK · Serves 3,000 people

Health Violations

ATOKA CO. RWS & SWMD #4 has 142 health-based violations out of 142 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.

Population Served
3,000
Total Violations
142
Health Violations
142
Source Type
Surface Water

ATOKA CO. RWS & SWMD #4 (PWSID OK1010412) is a cws water system drawing from a surface water source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 3,000 people in Atoka, OK, and is subject to primacy enforcement by the Oklahoma drinking-water program.

The system's federal compliance record contains 142 total violations, with 142 classified as health-based (MCL exceedances or treatment-technique failures). 4 distinct contaminants have been cited, including Chloroform, Total Trihalomethanes (TTHM), Haloacetic Acids (HAA5). Recorded violations span 2004–2025.

A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Oklahoma state drinking-water program's public portal.

System Details

EPA ID (PWSID)
OK1010412
System Type
CWS
Water Source
Surface Water
Location
Atoka, OK
Population Served
3,000
Health Violations
Yes (142)

What contaminants are in this water system?

Contaminant Violations Health-Based
Chloroform 57 57
Total Trihalomethanes (TTHM) 45 45
Haloacetic Acids (HAA5) 39 39
Gross Alpha 1 1

Violation History (142)

Contaminant Health Date
Haloacetic Acids (HAA5) Yes Apr 1, 2025
Haloacetic Acids (HAA5) Yes Apr 1, 2025
Total Trihalomethanes (TTHM) Yes Apr 1, 2025
Total Trihalomethanes (TTHM) Yes Apr 1, 2025
Chloroform Yes Apr 1, 2025
Chloroform Yes Jan 1, 2025
Chloroform Yes Jan 1, 2025
Haloacetic Acids (HAA5) Yes Jan 1, 2025
Haloacetic Acids (HAA5) Yes Jan 1, 2025
Haloacetic Acids (HAA5) Yes Jan 1, 2025
Haloacetic Acids (HAA5) Yes Jan 1, 2025
Total Trihalomethanes (TTHM) Yes Jan 1, 2025
Total Trihalomethanes (TTHM) Yes Jan 1, 2025
Total Trihalomethanes (TTHM) Yes Jan 1, 2025
Total Trihalomethanes (TTHM) Yes Jan 1, 2025
Gross Alpha Yes Oct 17, 2024
Haloacetic Acids (HAA5) Yes Oct 1, 2024
Haloacetic Acids (HAA5) Yes Oct 1, 2024
Total Trihalomethanes (TTHM) Yes Oct 1, 2024
Total Trihalomethanes (TTHM) Yes Oct 1, 2024
Chloroform Yes Oct 1, 2024
Haloacetic Acids (HAA5) Yes Jul 1, 2024
Haloacetic Acids (HAA5) Yes Jul 1, 2024
Haloacetic Acids (HAA5) Yes Jul 1, 2024
Haloacetic Acids (HAA5) Yes Jul 1, 2024
Haloacetic Acids (HAA5) Yes Jul 1, 2024
Haloacetic Acids (HAA5) Yes Jul 1, 2024
Total Trihalomethanes (TTHM) Yes Jul 1, 2024
Total Trihalomethanes (TTHM) Yes Jul 1, 2024
Total Trihalomethanes (TTHM) Yes Jul 1, 2024
Total Trihalomethanes (TTHM) Yes Jul 1, 2024
Total Trihalomethanes (TTHM) Yes Jul 1, 2024
Total Trihalomethanes (TTHM) Yes Jul 1, 2024
Chloroform Yes Jul 1, 2024
Chloroform Yes Jul 1, 2024
Chloroform Yes Jul 1, 2024
Haloacetic Acids (HAA5) Yes Apr 1, 2024
Haloacetic Acids (HAA5) Yes Apr 1, 2024
Haloacetic Acids (HAA5) Yes Apr 1, 2024
Haloacetic Acids (HAA5) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Chloroform Yes Jan 1, 2024
Chloroform Yes Jan 1, 2024
Chloroform Yes Jan 1, 2024
Chloroform Yes Oct 1, 2023
Chloroform Yes Oct 1, 2023
Chloroform Yes Oct 1, 2023
Chloroform Yes Jul 1, 2023
Chloroform Yes Jul 1, 2023
Chloroform Yes Jul 1, 2023
Chloroform Yes Jul 1, 2023
Chloroform Yes Apr 1, 2023
Chloroform Yes Apr 1, 2023
Chloroform Yes Apr 1, 2023
Chloroform Yes Apr 1, 2023
Chloroform Yes Jan 1, 2023
Chloroform Yes Jan 1, 2023
Chloroform Yes Jan 1, 2023
Chloroform Yes Jan 1, 2023
Chloroform Yes Jan 1, 2023
Chloroform Yes Oct 1, 2022
Chloroform Yes Oct 1, 2022
Chloroform Yes Oct 1, 2022
Chloroform Yes Oct 1, 2022
Chloroform Yes Jul 1, 2022
Chloroform Yes Jul 1, 2022
Chloroform Yes Jul 1, 2022
Chloroform Yes Jul 1, 2022
Chloroform Yes Apr 1, 2022
Chloroform Yes Apr 1, 2022
Chloroform Yes Apr 1, 2022
Chloroform Yes Jan 1, 2022
Chloroform Yes Jan 1, 2022
Chloroform Yes Jan 1, 2022
Chloroform Yes Oct 1, 2021
Chloroform Yes Oct 1, 2021
Chloroform Yes Oct 1, 2021
Chloroform Yes Jul 1, 2021
Chloroform Yes Jul 1, 2021
Chloroform Yes Jul 1, 2021
Haloacetic Acids (HAA5) Yes Jul 1, 2017
Haloacetic Acids (HAA5) Yes Jul 1, 2017
Total Trihalomethanes (TTHM) Yes Jul 1, 2017
Total Trihalomethanes (TTHM) Yes Jul 1, 2017
Chloroform Yes Jul 1, 2017
Chloroform Yes Jul 1, 2017
Haloacetic Acids (HAA5) Yes Apr 1, 2017
Haloacetic Acids (HAA5) Yes Apr 1, 2017
Total Trihalomethanes (TTHM) Yes Apr 1, 2017
Total Trihalomethanes (TTHM) Yes Apr 1, 2017
Chloroform Yes Apr 1, 2017
Chloroform Yes Apr 1, 2017
Haloacetic Acids (HAA5) Yes Jan 1, 2017
Showing 100 of 142 violations.

Frequently Asked Questions

Is ATOKA CO. RWS & SWMD #4 water safe to drink?
ATOKA CO. RWS & SWMD #4 has 142 health-based violations out of 142 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed. The system uses surface water water as its source.
How many people does ATOKA CO. RWS & SWMD #4 serve?
ATOKA CO. RWS & SWMD #4 serves 3,000 people in Atoka, OK. It is classified as a CWS water system.
What violations does ATOKA CO. RWS & SWMD #4 have?
ATOKA CO. RWS & SWMD #4 has 142 total violations on record spanning 2004–2025. 142 are health-based violations involving contaminants exceeding EPA limits.
What contaminants have been found in ATOKA CO. RWS & SWMD #4 water?
Violations have been recorded for 4 contaminants. The most frequent: Chloroform, Total Trihalomethanes (TTHM), Haloacetic Acids (HAA5).

About This Data

Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.

Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services

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