Deer Creek Rural Water Corp

Published drinking-water records and contacts for Deer Creek Rural Water Corp. System OK2005504. Review sources and dates; not a real-time water assessment.

System ID: OK2005504
State or territory: OK
Published population served: 5500
System type (source code): CWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 1080 — 2025-06-09 – 2025-12-03
Lead and copper monitoring summaries: 13 — 1993-07-01 – 2025-12-31
Oklahoma selected chemical sample panels: 24 — 2026-01-20 – 2026-08-12

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	2025-12-03	DEER CREEK RURAL WATER CORP / CL001
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL007
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL004
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL013
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL010
ADONA	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL016
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL017
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL007
NFDHA	< 0.02 µg/L	0.02 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL018
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL010
PFBA	< 0.005 µg/L	0.005 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL014
PFBS	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL006
PFDA	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL012
PFDoA	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL011
PFEESA	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL015
PFHpA	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL018
PFHpS	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL011
PFHxA	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL009
PFHxS	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL011
PFMBA	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL018
PFMPA	< 0.004 µg/L	0.004 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL010
PFNA	< 0.004 µg/L	0.004 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL012
PFOA	< 0.004 µg/L	0.004 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL007
PFOS	< 0.004 µg/L	0.004 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL004
PFPeA	< 0.003 µg/L	0.003 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL004
PFPeS	< 0.004 µg/L	0.004 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL001
PFTA	< 0.008 µg/L	0.008 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL002
PFTrDA	< 0.007 µg/L	0.007 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL011
PFUnA	< 0.002 µg/L	0.002 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL015
lithium	10 µg/L	9 µg/L	2025-12-03	DEER CREEK RURAL WATER CORP / CL008

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)	2023-01-01 – 2025-12-31	2026Q3
Lead (PB90)	2020-01-01 – 2022-12-31	2026Q3
Lead (PB90)	2017-01-01 – 2019-12-31	2026Q3
Lead (PB90)	2014-01-01 – 2016-12-31	2026Q3
Lead (PB90)	2011-01-01 – 2013-12-31	2026Q3
Lead (PB90)	2010-01-01 – 2010-06-30	2026Q3
Lead (PB90)	2007-01-01 – 2009-12-31	2026Q3
Lead (PB90)	2004-01-01 – 2006-12-31	2026Q3

Twelve most recent imported state laboratory records
Substance	Published result	Sample date	Location / source
ARSENIC	5.2 µg/L	2026-08-12	CL013 / Oklahoma selected chemical sample panels
ARSENIC	4.0 µg/L	2026-04-21	CL013 / Oklahoma selected chemical sample panels
NITRATE-NITRITE	1.16 mg/L	2026-01-20	CL007 / Oklahoma selected chemical sample panels
NITRATE-NITRITE	0.50 mg/L	2026-01-20	CL008 / Oklahoma selected chemical sample panels
NITRATE-NITRITE	0.84 mg/L	2026-01-20	CL009 / Oklahoma selected chemical sample panels
NITRATE-NITRITE	0.50 mg/L	2026-01-20	CL010 / Oklahoma selected chemical sample panels
NITRATE-NITRITE	0.51 mg/L	2026-01-20	CL011 / Oklahoma selected chemical sample panels
NITRATE-NITRITE	1.21 mg/L	2026-01-20	CL012 / Oklahoma selected chemical sample panels
NITRATE-NITRITE	0.25 mg/L	2026-01-20	CL014 / Oklahoma selected chemical sample panels
ARSENIC	2.5 µg/L	2026-01-20	CL013 / Oklahoma selected chemical sample panels
NITRATE-NITRITE	0.67 mg/L	2026-01-20	CL013 / Oklahoma selected chemical sample panels
ARSENIC	3.7 µg/L	2026-01-20	CL001 / Oklahoma selected chemical sample panels

State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.

Download state records with source notes (CSV)

Published compliance history

18 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
Radionuclides and Revised Rad Rule / Monitoring, Regular	2023-10-01 – 2023-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2023-10-01 – 2023-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2023-10-01 – 2023-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2023-10-01 – 2023-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2023-01-01 – 2023-03-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2023-01-01 – 2023-03-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2023-01-01 – 2023-03-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2023-01-01 – 2023-03-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2020-01-01 – 2022-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2020-01-01 – 2022-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2020-01-01 – 2022-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2020-01-01 – 2022-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2020-01-01 – 2022-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2020-01-01 – 2022-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2020-01-01 – 2022-12-31	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular	2020-01-01 – 2022-12-31	Resolved	No	2026Q3
Inorganic Chemicals / Maximum Contaminant Level Violation, Average	1979-05-25 – 1980-10-24	Archived	Yes	2026Q3
Inorganic Chemicals / Maximum Contaminant Level Violation, Average	1979-05-25 – 1980-10-24	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
Oklahoma selected chemical sample panels — last successful check: 2026-10-16

Administrative contact (EPA filing)

Deer Creek Rural Water Corp: 405-348-0285

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