OSAGE CO RWD #20 (HULAH)

PWSID: OK1021410 · Bartlesville, OK · Serves 350 people

Health Violations

OSAGE CO RWD #20 (HULAH) has 243 health-based violations out of 243 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.

Population Served
350
Total Violations
243
Health Violations
243
Source Type
Surface Water

OSAGE CO RWD #20 (HULAH) (PWSID OK1021410) 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 350 people in Bartlesville, OK, and is subject to primacy enforcement by the Oklahoma drinking-water program.

The system's federal compliance record contains 243 total violations, with 243 classified as health-based (MCL exceedances or treatment-technique failures). 7 distinct contaminants have been cited, including Total Trihalomethanes (TTHM), Haloacetic Acids (HAA5), Chloroform. Recorded violations span 1986–2025.

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)
OK1021410
System Type
CWS
Water Source
Surface Water
Location
Bartlesville, OK
Population Served
350
Health Violations
Yes (243)

What contaminants are in this water system?

Violation History (243)

Contaminant Health Date
Haloacetic Acids (HAA5) Yes Jul 1, 2025
Total Trihalomethanes (TTHM) Yes Jul 1, 2025
Haloacetic Acids (HAA5) Yes Apr 1, 2025
Total Trihalomethanes (TTHM) Yes Apr 1, 2025
Haloacetic Acids (HAA5) Yes Jan 1, 2025
Total Trihalomethanes (TTHM) Yes Jan 1, 2025
Haloacetic Acids (HAA5) 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 Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Apr 1, 2024
Total Trihalomethanes (TTHM) Yes Jan 1, 2024
Total Trihalomethanes (TTHM) Yes Jan 1, 2024
Total Trihalomethanes (TTHM) Yes Jan 1, 2024
Total Trihalomethanes (TTHM) Yes Oct 1, 2023
Total Trihalomethanes (TTHM) Yes Oct 1, 2023
Total Trihalomethanes (TTHM) Yes Oct 1, 2023
Total Trihalomethanes (TTHM) Yes Oct 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
Haloacetic Acids (HAA5) Yes Jan 1, 2023
Haloacetic Acids (HAA5) Yes Jan 1, 2023
Haloacetic Acids (HAA5) Yes Jan 1, 2023
Haloacetic Acids (HAA5) 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
Chloroform Yes Oct 1, 2022
Chloroform Yes Oct 1, 2022
Chloroform Yes Oct 1, 2022
Chloroform Yes Oct 1, 2022
Haloacetic Acids (HAA5) Yes Oct 1, 2022
Haloacetic Acids (HAA5) Yes Oct 1, 2022
Haloacetic Acids (HAA5) Yes Oct 1, 2022
Haloacetic Acids (HAA5) Yes Oct 1, 2022
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 Oct 1, 2022
Haloacetic Acids (HAA5) Yes Jul 1, 2022
Haloacetic Acids (HAA5) Yes Jul 1, 2022
Haloacetic Acids (HAA5) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Total Trihalomethanes (TTHM) Yes Jul 1, 2022
Turbidity Yes Jul 1, 2022
Turbidity Yes Jul 1, 2022
Turbidity Yes Jul 1, 2022
Turbidity Yes Jul 1, 2022
Haloacetic Acids (HAA5) Yes Apr 1, 2022
Haloacetic Acids (HAA5) Yes Apr 1, 2022
Haloacetic Acids (HAA5) Yes Apr 1, 2022
Haloacetic Acids (HAA5) Yes Apr 1, 2022
Total Trihalomethanes (TTHM) Yes Apr 1, 2022
Total Trihalomethanes (TTHM) Yes Apr 1, 2022
Total Trihalomethanes (TTHM) Yes Apr 1, 2022
Total Trihalomethanes (TTHM) Yes Apr 1, 2022
Chloroform Yes Jan 1, 2022
Chloroform Yes Jan 1, 2022
Chloroform Yes Jan 1, 2022
Haloacetic Acids (HAA5) Yes Jan 1, 2022
Haloacetic Acids (HAA5) Yes Jan 1, 2022
Haloacetic Acids (HAA5) Yes Jan 1, 2022
Total Trihalomethanes (TTHM) Yes Jan 1, 2022
Total Trihalomethanes (TTHM) Yes Jan 1, 2022
Total Trihalomethanes (TTHM) Yes Jan 1, 2022
Chloroform Yes Oct 1, 2021
Chloroform Yes Oct 1, 2021
Chloroform Yes Oct 1, 2021
Haloacetic Acids (HAA5) Yes Oct 1, 2021
Haloacetic Acids (HAA5) Yes Oct 1, 2021
Total Trihalomethanes (TTHM) Yes Oct 1, 2021
Total Trihalomethanes (TTHM) Yes Oct 1, 2021
Haloacetic Acids (HAA5) Yes Jul 1, 2021
Total Trihalomethanes (TTHM) Yes Jul 1, 2021
Chloroform Yes Jul 1, 2021
Chloroform Yes Jul 1, 2021
Chloroform Yes Jul 1, 2021
Haloacetic Acids (HAA5) Yes Apr 1, 2021
Total Trihalomethanes (TTHM) Yes Apr 1, 2021
Chloroform Yes Apr 1, 2021
Chloroform Yes Apr 1, 2021
Chloroform Yes Apr 1, 2021
Haloacetic Acids (HAA5) Yes Jan 1, 2021
Total Trihalomethanes (TTHM) Yes Jan 1, 2021
Chloroform Yes Jan 1, 2021
Chloroform Yes Jan 1, 2021
Haloacetic Acids (HAA5) Yes Oct 1, 2020
Total Trihalomethanes (TTHM) Yes Oct 1, 2020
Chloroform Yes Oct 1, 2020
Chloroform Yes Oct 1, 2020
Showing 100 of 243 violations.

Frequently Asked Questions

Is OSAGE CO RWD #20 (HULAH) water safe to drink?
OSAGE CO RWD #20 (HULAH) has 243 health-based violations out of 243 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 OSAGE CO RWD #20 (HULAH) serve?
OSAGE CO RWD #20 (HULAH) serves 350 people in Bartlesville, OK. It is classified as a CWS water system.
What violations does OSAGE CO RWD #20 (HULAH) have?
OSAGE CO RWD #20 (HULAH) has 243 total violations on record spanning 1986–2025. 243 are health-based violations involving contaminants exceeding EPA limits.
What contaminants have been found in OSAGE CO RWD #20 (HULAH) water?
Violations have been recorded for 7 contaminants. The most frequent: Total Trihalomethanes (TTHM), Haloacetic Acids (HAA5), Chloroform.

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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