WEST DAVIS RWD

PWSID: OK3005004 · Hennepin, OK · Serves 500 people

Health Violations

WEST DAVIS RWD has 78 health-based violations out of 78 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.

Population Served
500
Total Violations
78
Health Violations
78
Source Type
Surface Water

WEST DAVIS RWD (PWSID OK3005004) 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 500 people in Hennepin, OK, and is subject to primacy enforcement by the Oklahoma drinking-water program.

The system's federal compliance record contains 78 total violations, with 78 classified as health-based (MCL exceedances or treatment-technique failures). 4 distinct contaminants have been cited, including Total Trihalomethanes (TTHM), Total Coliform, Haloacetic Acids (HAA5). Recorded violations span 1981–2025.

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)
OK3005004
System Type
CWS
Water Source
Surface Water
Location
Hennepin, OK
Population Served
500
Health Violations
Yes (78)

What contaminants are in this water system?

Violation History (78)

Contaminant Health Date
Total Trihalomethanes (TTHM) Yes Jul 1, 2025
Total Trihalomethanes (TTHM) Yes Jul 1, 2025
Total Trihalomethanes (TTHM) Yes Apr 1, 2025
Total Trihalomethanes (TTHM) Yes Apr 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
Total Trihalomethanes (TTHM) Yes Oct 1, 2024
Total Trihalomethanes (TTHM) Yes Oct 1, 2024
Total Trihalomethanes (TTHM) Yes Oct 1, 2024
Total Trihalomethanes (TTHM) Yes Oct 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, 2023
Total Trihalomethanes (TTHM) Yes Jul 1, 2023
Total Trihalomethanes (TTHM) Yes Jul 1, 2023
Total Trihalomethanes (TTHM) Yes Jul 1, 2023
Total Trihalomethanes (TTHM) Yes Jul 1, 2023
Total Trihalomethanes (TTHM) Yes Jul 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Apr 1, 2023
Total Trihalomethanes (TTHM) Yes Jan 1, 2023
Total Trihalomethanes (TTHM) Yes Jan 1, 2023
Total Trihalomethanes (TTHM) Yes Jan 1, 2023
Total Trihalomethanes (TTHM) Yes Jan 1, 2023
Total Trihalomethanes (TTHM) Yes Jan 1, 2023
Total Trihalomethanes (TTHM) Yes Jan 1, 2023
Total Trihalomethanes (TTHM) Yes Jan 1, 2023
Total Trihalomethanes (TTHM) Yes Jan 1, 2023
Total Trihalomethanes (TTHM) Yes Oct 1, 2022
Total Trihalomethanes (TTHM) Yes Oct 1, 2022
Total Trihalomethanes (TTHM) Yes Oct 1, 2022
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Apr 1, 2021
Total Trihalomethanes (TTHM) Yes Jan 1, 2021
Total Trihalomethanes (TTHM) Yes Jan 1, 2021
Total Trihalomethanes (TTHM) Yes Oct 1, 2020
Total Trihalomethanes (TTHM) Yes Oct 1, 2020
Total Trihalomethanes (TTHM) Yes Jul 1, 2020
Total Trihalomethanes (TTHM) Yes Jul 1, 2020
Total Trihalomethanes (TTHM) Yes Apr 1, 2020
Total Trihalomethanes (TTHM) Yes Apr 1, 2020
Total Trihalomethanes (TTHM) Yes Jan 1, 2020
Total Trihalomethanes (TTHM) Yes Jan 1, 2020
Total Trihalomethanes (TTHM) Yes Oct 1, 2019
Total Trihalomethanes (TTHM) Yes Oct 1, 2019
Total Trihalomethanes (TTHM) Yes Jul 1, 2019
Total Trihalomethanes (TTHM) Yes Jul 1, 2019
Total Trihalomethanes (TTHM) Yes Apr 1, 2019
Total Trihalomethanes (TTHM) Yes Apr 1, 2019
Total Trihalomethanes (TTHM) Yes Jan 1, 2019
Total Trihalomethanes (TTHM) Yes Jan 1, 2019
Total Trihalomethanes (TTHM) Yes Oct 1, 2018
Total Trihalomethanes (TTHM) Yes Jul 1, 2018
Total Trihalomethanes (TTHM) Yes Apr 1, 2018
Total Trihalomethanes (TTHM) Yes Jan 1, 2018
Total Trihalomethanes (TTHM) Yes Oct 1, 2017
Total Trihalomethanes (TTHM) Yes Jul 1, 2017
Total Trihalomethanes (TTHM) Yes Apr 1, 2017
Total Trihalomethanes (TTHM) Yes Jul 1, 2016
Haloacetic Acids (HAA5) Yes Apr 1, 2016
Haloacetic Acids (HAA5) Yes Jan 1, 2016
Total Coliform Yes Oct 1, 1989
Total Coliform Yes Jun 1, 1989
Total Coliform Yes Sep 1, 1987
Total Coliform Yes Aug 1, 1987
Total Coliform Yes Aug 1, 1986
Total Coliform Yes May 31, 1981

Frequently Asked Questions

Is WEST DAVIS RWD water safe to drink?
WEST DAVIS RWD has 78 health-based violations out of 78 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 WEST DAVIS RWD serve?
WEST DAVIS RWD serves 500 people in Hennepin, OK. It is classified as a CWS water system.
What violations does WEST DAVIS RWD have?
WEST DAVIS RWD has 78 total violations on record spanning 1981–2025. 78 are health-based violations involving contaminants exceeding EPA limits.
What contaminants have been found in WEST DAVIS RWD water?
Violations have been recorded for 4 contaminants. The most frequent: Total Trihalomethanes (TTHM), Total Coliform, 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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