PlainWater
States → Tennessee

Y-12 NNSA PRODUCTION OFFICE

PWS ID: TN0001068 · OAK RIDGE, Tennessee 37831

PFAS Detected

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

Population Served
5,000
Total Violations
12
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Non-Transient Non-Community
Owner Type
Federal
Connections
250
County
Anderson
School/Daycare
No
MCL Violations
0
Monitoring Violations
12
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MR 4 2015
TTHM MR 4 2015
Coliform (TCR) MR 4 2006

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
lithium 8/28/2024 <9 µg/L 9 µg/L Not Detected
PFMBA 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 5/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 5/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 5/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 5/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 5/20/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFPeA 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 5/20/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 5/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 5/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 5/20/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 5/20/2024 <0.008 µg/L 0.008 µg/L Not Detected
NMeFOSAA 5/20/2024 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 5/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 5/20/2024 0.0036 µg/L 0.003 µg/L Detected
11Cl-PF3OUdS 5/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 5/20/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFNA 5/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 5/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 5/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 5/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 5/20/2024 <9 µg/L 9 µg/L Not Detected
PFHpS 2/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 2/13/2024 <0.008 µg/L 0.008 µg/L Not Detected
6:2 FTS 2/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 2/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 2/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 2/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 2/13/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFMPA 2/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeS 2/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 2/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 2/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 2/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
lithium 2/13/2024 <9 µg/L 9 µg/L Not Detected
HFPO-DA 2/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 2/13/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 2/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 2/13/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 2/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 2/13/2024 <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.