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States → Oklahoma

YUKON

PWS ID: OK2000910 · YUKON, Oklahoma 73099

PFAS Detected

1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
22,498
Total Violations
40
Health-Based Violations
21
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
9,693
County
Canadian
School/Daycare
No
MCL Violations
21
Monitoring Violations
15
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 12 2013
Coliform (TCR) MCL 9 2008
Total Haloacetic Acids (HAA5) MR 3 2004
Coliform (TCR) MR 3 2010
Arsenic MR 3 2011
Lead and Copper Rule MR 3 1992
TTHM MR 3 2004

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxS 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 4/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 4/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 4/9/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 4/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 4/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 4/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 4/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 4/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 4/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
lithium 4/9/2025 9.7000 µg/L 9 µg/L Detected
NMeFOSAA 4/9/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 4/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 4/9/2025 <0.007 µg/L 0.007 µg/L Not Detected
6:2 FTS 4/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 4/9/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 4/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 4/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 4/9/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFTA 4/9/2025 <0.008 µg/L 0.008 µg/L Not Detected
6:2 FTS 4/4/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 4/4/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 4/4/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 4/4/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 4/4/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 4/4/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 4/4/2023 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 4/4/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 4/4/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 4/4/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHpS 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 4/4/2023 <9 µg/L 9 µg/L Not Detected
PFBS 4/4/2023 <0.003 µg/L 0.003 µg/L Not Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.