Leflore Co. RWD #14

Published drinking-water records and contacts for Leflore Co. RWD #14. System OK3004001. Review sources and dates; not a real-time water assessment.

System ID: OK3004001
State or territory: OK
Published population served: 9077
System type (source code): CWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 120 — 2025-03-11 – 2025-12-02
Lead and copper monitoring summaries: 14 — 1992-07-01 – 2023-06-30

Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.

Published testing results

Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.

“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example

EPA UCMR 5 — most recent imported sample per substance
Substance	Published result	Reporting limit	Sample date	Sampling location
11Cl-PF3OUdS	< 0.005 µg/L	0.005 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
ADONA	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
NFDHA	< 0.02 µg/L	0.02 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFBA	< 0.005 µg/L	0.005 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFBS	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFDA	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFDoA	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFEESA	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFHpA	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFHpS	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFHxA	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFHxS	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFMBA	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFMPA	< 0.004 µg/L	0.004 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFNA	< 0.004 µg/L	0.004 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFOA	< 0.004 µg/L	0.004 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFOS	< 0.004 µg/L	0.004 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFPeA	< 0.003 µg/L	0.003 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFPeS	< 0.004 µg/L	0.004 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFTA	< 0.008 µg/L	0.008 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFTrDA	< 0.007 µg/L	0.007 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
PFUnA	< 0.002 µg/L	0.002 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007
lithium	< 9 µg/L	9 µg/L	2025-12-02	LEFLORE CO. RWD #14 / CC007

Download all EPA UCMR 5 records (CSV)

Lead and copper: 90th-percentile summaries

These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile

Eight most recent imported monitoring summaries
Substance	Published 90th percentile	Monitoring period	Source quarter
Lead (PB90)	0 mg/L	2023-01-01 – 2023-06-30	2026Q3
Lead (PB90)	0 mg/L	2022-07-01 – 2022-12-31	2026Q3
Lead (PB90)	0 mg/L	2018-01-01 – 2020-12-31	2026Q3
Lead (PB90)	0 mg/L	2015-01-01 – 2017-12-31	2026Q3
Lead (PB90)	0 mg/L	2014-01-01 – 2014-06-30	2026Q3
Lead (PB90)	0 mg/L	2013-07-01 – 2013-12-31	2026Q3
Lead (PB90)	0.007 mg/L	2000-01-01 – 2002-12-31	2026Q3
Lead (PB90)	0.007 mg/L	2000-01-01 – 2002-12-31	2026Q3

Published compliance history

22 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / record	Period	Recorded status	Health-based (EPA classification)	Source quarter
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2023-04-01 – 2023-06-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2023-04-01 – 2023-06-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2023-01-01 – 2023-03-31	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2023-01-01 – 2023-03-31	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2023-01-01 – 2023-03-31	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2022-10-01 – 2022-12-31	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2022-10-01 – 2022-12-31	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2022-10-01 – 2022-12-31	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2022-07-01 – 2022-09-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2022-07-01 – 2022-09-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2020-04-01 – 2020-06-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2020-04-01 – 2020-06-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2020-01-01 – 2020-03-31	Resolved	Yes	2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)	2019-11-01 – 2019-11-30	Resolved	No	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2018-10-01 – 2018-12-31	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2018-07-01 – 2018-09-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2018-04-01 – 2018-06-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2018-01-01 – 2018-03-31	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average	2017-01-01 – 2017-03-31	Resolved	Yes	2026Q3
Total Coliform Rule / Maximum Contaminant Level Violation, Acute (TCR)	1999-09-01 – 1999-09-30	Archived	Yes	2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17

Administrative contact (EPA filing)

Leflore Co. RWD #14: 918-962-3421

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records