PFAS Comply

FIRST U.D. OF KNOX COUNTY

PWSID: TN0000369 · KNOXVILLE, TN · Serving 115,531 people

Type: CWSOwner: LSource: SW
Settlement eligible
May qualify for 3M/DuPont settlement funds
Check claims portal →
Compliant

All PFAS compounds below EPA Maximum Contaminant Levels.

Key contaminants vs MCL

EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31

Detection summary

2
PFAS compounds detected
6.4 ppt
Highest single detection
2023-08-21
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
HFPO-DAND10Below MRL2023-11-20
PFOSND4Below MRL2023-03-08
11Cl-PF3OUdSND—Below MRL2023-03-08
PFDoAND—Below MRL2023-03-08
PFOAND4Below MRL2023-03-08
PFNAND10Below MRL2023-03-08
PFHxSND10Below MRL2023-03-08
PFHpAND—Below MRL2023-03-08
PFBSND—Below MRL2023-11-20
lithiumND—Below MRL2023-11-20
PFTAND—Below MRL2023-11-20
9Cl-PF3ONSND—Below MRL2023-03-08
NMeFOSAAND—Below MRL2023-02-07
PFTrDAND—Below MRL2023-02-07
ADONAND—Below MRL2023-03-08
NEtFOSAAND—Below MRL2023-02-07
PFMBAND—Below MRL2023-03-08
PFDAND—Below MRL2023-03-08
lithiumND—Below MRL2023-02-07
PFTAND—Below MRL2023-02-07
PFUnAND—Below MRL2023-03-08
PFHpSND—Below MRL2023-03-08
NFDHAND—Below MRL2023-03-08
PFEESAND—Below MRL2023-03-08
HFPO-DAND10Below MRL2023-03-08
PFPeAND—Below MRL2023-03-08
PFMPAND—Below MRL2023-03-08
8:2 FTSND—Below MRL2023-03-08
4:2 FTSND—Below MRL2023-03-08
6:2 FTSND—Below MRL2023-03-08
PFBAND—Below MRL2023-03-08
PFPeSND—Below MRL2023-03-08
PFHxAND—Below MRL2023-03-08
PFTrDAND—Below MRL2023-05-10
NEtFOSAAND—Below MRL2023-05-10
NMeFOSAAND—Below MRL2023-05-10
PFHpAND—Below MRL2023-05-10
PFHxSND10Below MRL2023-05-10
PFNAND10Below MRL2023-05-10
PFOSND4Below MRL2023-05-10
PFOAND4Below MRL2023-05-10
PFDAND—Below MRL2023-05-10
PFDoAND—Below MRL2023-05-10
PFTAND—Below MRL2023-05-10
ADONAND—Below MRL2023-05-10
PFUnAND—Below MRL2023-05-10
HFPO-DAND10Below MRL2023-05-10
PFBAND—Below MRL2023-05-10
6:2 FTSND—Below MRL2023-05-10
4:2 FTSND—Below MRL2023-05-10
8:2 FTSND—Below MRL2023-05-10
PFMPAND—Below MRL2023-05-10
PFPeAND—Below MRL2023-05-10
PFMBAND—Below MRL2023-05-10
PFEESAND—Below MRL2023-05-10
NFDHAND—Below MRL2023-05-10
PFPeSND—Below MRL2023-05-10
PFHpSND—Below MRL2023-05-10
lithiumND—Below MRL2023-05-10
11Cl-PF3OUdSND—Below MRL2023-05-10
9Cl-PF3ONSND—Below MRL2023-05-10
9Cl-PF3ONSND—Below MRL2024-02-06
lithiumND—Below MRL2023-08-21
PFPeSND—Below MRL2024-02-06
NFDHAND—Below MRL2024-02-06
PFEESAND—Below MRL2024-02-06
PFMBAND—Below MRL2024-02-06
PFPeAND—Below MRL2024-02-06
PFMPAND—Below MRL2024-02-06
8:2 FTSND—Below MRL2024-02-06
4:2 FTSND—Below MRL2024-02-06
6:2 FTSND—Below MRL2024-02-06
PFBAND—Below MRL2024-02-06
PFTrDAND—Below MRL2023-08-21
ADONAND—Below MRL2024-02-06
PFTAND—Below MRL2023-08-21
11Cl-PF3OUdSND—Below MRL2024-02-06
PFDAND—Below MRL2024-02-06
PFOAND4Below MRL2024-02-06
PFOSND4Below MRL2024-02-06
PFNAND10Below MRL2024-02-06
PFHxSND10Below MRL2024-02-06
PFHpAND—Below MRL2024-02-06
PFUnAND—Below MRL2024-02-06
PFHxAND—Below MRL2024-02-06
PFDoAND—Below MRL2024-02-06
HFPO-DAND10Below MRL2024-02-06
NMeFOSAAND—Below MRL2023-08-21
NEtFOSAAND—Below MRL2023-08-21
PFHpSND—Below MRL2024-02-06
PFEESAND—Below MRL2023-11-20
PFBAND—Below MRL2023-11-20
6:2 FTSND—Below MRL2023-11-20
4:2 FTSND—Below MRL2023-11-20
8:2 FTSND—Below MRL2023-11-20
PFMPAND—Below MRL2023-11-20
PFMBAND—Below MRL2023-11-20
9Cl-PF3ONSND—Below MRL2023-11-20
NFDHAND—Below MRL2023-11-20
PFPeSND—Below MRL2023-11-20
NMeFOSAAND—Below MRL2023-11-20
NEtFOSAAND—Below MRL2023-11-20
PFHpSND—Below MRL2023-11-20
PFTrDAND—Below MRL2023-11-20
PFPeAND—Below MRL2023-11-20
ADONAND—Below MRL2023-11-20
11Cl-PF3OUdSND—Below MRL2023-11-20
PFUnAND—Below MRL2023-11-20
PFHxAND—Below MRL2023-11-20
PFDoAND—Below MRL2023-11-20
PFDAND—Below MRL2023-11-20
PFOAND4Below MRL2023-11-20
PFOSND4Below MRL2023-11-20
PFNAND10Below MRL2023-11-20
PFHxSND10Below MRL2023-11-20
PFHpAND—Below MRL2023-11-20
PFBS6.4—2024-02-06
PFBS5.4—2023-03-08
PFBS3.9—2023-05-10
PFHxA3—2023-05-10

Next steps