Piedmont Municipal Authority

Published drinking-water records and contacts for Piedmont Municipal Authority. System OK2000909. Review sources and dates; not a real-time water assessment.

System ID: OK2000909
State or territory: OK
Published population served: 7542
System type (source code): CWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 240 — 2023-01-11 – 2023-10-04
Lead and copper monitoring summaries: 16 — 1993-07-01 – 2023-12-31

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	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
ADONA	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
NFDHA	< 0.02 µg/L	0.02 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFBA	0.0050 µg/L	0.005 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFBS	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFDA	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFDoA	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFEESA	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFHpA	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFHpS	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFHxA	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFHxS	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFMBA	< 0.003 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFMPA	< 0.004 µg/L	0.004 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFNA	< 0.004 µg/L	0.004 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFOA	< 0.004 µg/L	0.004 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFOS	< 0.004 µg/L	0.004 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFPeA	0.0030 µg/L	0.003 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFPeS	< 0.004 µg/L	0.004 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFTA	< 0.008 µg/L	0.008 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFTrDA	< 0.007 µg/L	0.007 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
PFUnA	< 0.002 µg/L	0.002 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001
lithium	36.2 µg/L	9 µg/L	2023-10-04	PIEDMONT MUNICPAL AUTHORITY / CC001

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	Monitoring period	Source quarter
Lead (PB90)	2021-01-01 – 2023-12-31	2026Q3
Lead (PB90)	2018-01-01 – 2020-12-31	2026Q3
Lead (PB90)	2015-01-01 – 2017-12-31	2026Q3
Lead (PB90)	2014-01-01 – 2016-12-31	2026Q3
Lead (PB90)	2013-07-01 – 2013-12-31	2026Q3
Lead (PB90)	2013-01-01 – 2013-06-30	2026Q3
Lead (PB90)	2009-01-01 – 2011-12-31	2026Q3
Lead (PB90)	2009-07-01 – 2009-12-31	2026Q3

Published compliance history

46 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 / Monitoring and Reporting (DBP)	2026-01-01 – 2026-12-31	Unaddressed	No	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)	2026-01-01 – 2026-12-31	Unaddressed	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2025-07-01 – 2025-09-30	Archived	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2025-07-01 – 2025-09-30	Archived	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2025-07-01 – 2025-09-30	Archived	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2025-07-01 – 2025-09-30	Archived	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2025-04-01 – 2025-06-30	Archived	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2025-04-01 – 2025-06-30	Archived	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2025-04-01 – 2025-06-30	Archived	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2025-04-01 – 2025-06-30	Archived	No	2026Q3
Lead and Copper Rule Revisions / LSL Inventory	2024-10-17 – —	Resolved	Yes	2026Q3
Lead and Copper Rule Revisions / LSL Reporting	2024-10-17 – —	Resolved	No	2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)	2024-08-01 – 2024-08-31	Resolved	No	2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)	2024-08-01 – 2024-08-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Maximum Contaminant Level Violation, Average	2024-01-01 – 2024-03-31	Resolved	Yes	2026Q3
Synthetic Organic Chemicals / Monitoring, Regular	2024-01-01 – 2024-12-31	Resolved	No	2026Q3
Synthetic Organic Chemicals / Monitoring, Regular	2024-01-01 – 2024-12-31	Resolved	No	2026Q3
Synthetic Organic Chemicals / Monitoring, Regular	2024-01-01 – 2024-12-31	Resolved	No	2026Q3
Synthetic Organic Chemicals / Monitoring, Regular	2024-01-01 – 2024-12-31	Resolved	No	2026Q3
Synthetic Organic Chemicals / Monitoring, Regular	2024-01-01 – 2024-12-31	Resolved	No	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)

Piedmont Municipal Authority: 405-373-2000

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