PFAS Comply

NEWCASTLE, CITY OF

PWSID: WY5600256 · NEWCASTLE, WY · Serving 3,595 people

Type: CWSOwner: LSource: GW
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

1
PFAS compounds detected
18000 ppt
Highest single detection
2025-04-22
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
6:2 FTSND—Below MRL2025-10-20
PFHxSND10Below MRL2025-04-22
PFHxAND—Below MRL2025-04-22
PFOSND4Below MRL2025-04-22
PFOAND4Below MRL2025-04-22
PFDAND—Below MRL2025-04-22
lithiumND—Below MRL2025-04-22
PFHpSND—Below MRL2025-04-22
PFHpAND—Below MRL2025-04-22
NMeFOSAAND—Below MRL2025-04-22
NEtFOSAAND—Below MRL2025-04-22
PFTrDAND—Below MRL2025-04-22
PFTAND—Below MRL2025-04-22
PFDoAND—Below MRL2025-04-22
ADONAND—Below MRL2025-04-22
PFUnAND—Below MRL2025-04-22
PFNAND10Below MRL2025-04-22
9Cl-PF3ONSND—Below MRL2025-04-22
PFPeSND—Below MRL2025-04-22
HFPO-DAND10Below MRL2025-04-22
PFBAND—Below MRL2025-04-22
6:2 FTSND—Below MRL2025-04-22
8:2 FTSND—Below MRL2025-04-22
PFMPAND—Below MRL2025-04-22
PFPeAND—Below MRL2025-04-22
PFMBAND—Below MRL2025-04-22
PFEESAND—Below MRL2025-04-22
NFDHAND—Below MRL2025-04-22
4:2 FTSND—Below MRL2025-04-22
11Cl-PF3OUdSND—Below MRL2025-04-22
NMeFOSAAND—Below MRL2025-10-20
11Cl-PF3OUdSND—Below MRL2025-10-20
9Cl-PF3ONSND—Below MRL2025-10-20
ADONAND—Below MRL2025-10-20
HFPO-DAND10Below MRL2025-10-20
PFHpSND—Below MRL2025-10-20
lithiumND—Below MRL2025-10-20
PFTAND—Below MRL2025-10-20
NEtFOSAAND—Below MRL2025-10-20
PFDoAND—Below MRL2025-10-20
PFTrDAND—Below MRL2025-10-20
8:2 FTSND—Below MRL2025-10-20
PFBAND—Below MRL2025-10-20
PFUnAND—Below MRL2025-10-20
PFHxAND—Below MRL2025-10-20
4:2 FTSND—Below MRL2025-10-20
6:2 FTSND—Below MRL2025-10-20
PFMPAND—Below MRL2025-10-20
PFPeAND—Below MRL2025-10-20
PFMBAND—Below MRL2025-10-20
PFEESAND—Below MRL2025-10-20
PFPeSND—Below MRL2025-10-20
PFBSND—Below MRL2025-10-20
PFHpAND—Below MRL2025-10-20
PFHxSND10Below MRL2025-10-20
PFNAND10Below MRL2025-10-20
PFOSND4Below MRL2025-10-20
PFOAND4Below MRL2025-10-20
PFDAND—Below MRL2025-10-20
NFDHAND—Below MRL2025-10-20
PFPeAND—Below MRL2025-04-22
PFPeSND—Below MRL2025-04-22
PFNAND10Below MRL2025-10-20
PFHxSND10Below MRL2025-10-20
PFHpAND—Below MRL2025-10-20
PFBSND—Below MRL2025-04-22
NFDHAND—Below MRL2025-04-22
PFMBAND—Below MRL2025-04-22
PFTAND—Below MRL2025-04-22
PFEESAND—Below MRL2025-04-22
PFHpSND—Below MRL2025-04-22
NMeFOSAAND—Below MRL2025-04-22
PFHpAND—Below MRL2025-04-22
PFTrDAND—Below MRL2025-04-22
NEtFOSAAND—Below MRL2025-04-22
PFMPAND—Below MRL2025-04-22
PFBSND—Below MRL2025-04-22
8:2 FTSND—Below MRL2025-04-22
4:2 FTSND—Below MRL2025-04-22
6:2 FTSND—Below MRL2025-04-22
PFBAND—Below MRL2025-04-22
HFPO-DAND10Below MRL2025-04-22
9Cl-PF3ONSND—Below MRL2025-04-22
PFHxAND—Below MRL2025-04-22
PFDoAND—Below MRL2025-04-22
PFDAND—Below MRL2025-04-22
PFOAND4Below MRL2025-04-22
PFOSND4Below MRL2025-04-22
PFNAND10Below MRL2025-04-22
PFHxSND10Below MRL2025-04-22
ADONAND—Below MRL2025-04-22
PFUnAND—Below MRL2025-04-22
11Cl-PF3OUdSND—Below MRL2025-04-22
PFNAND10Below MRL2025-10-20
PFPeSND—Below MRL2025-10-20
HFPO-DAND10Below MRL2025-10-20
ADONAND—Below MRL2025-10-20
9Cl-PF3ONSND—Below MRL2025-10-20
11Cl-PF3OUdSND—Below MRL2025-10-20
PFUnAND—Below MRL2025-10-20
PFHxAND—Below MRL2025-10-20
PFDoAND—Below MRL2025-10-20
PFDAND—Below MRL2025-10-20
6:2 FTSND—Below MRL2025-10-20
PFOSND4Below MRL2025-10-20
PFHpSND—Below MRL2025-10-20
PFHxSND10Below MRL2025-10-20
PFHpAND—Below MRL2025-10-20
PFBSND—Below MRL2025-10-20
lithiumND—Below MRL2025-10-20
NMeFOSAAND—Below MRL2025-10-20
NEtFOSAAND—Below MRL2025-10-20
PFTrDAND—Below MRL2025-10-20
PFTAND—Below MRL2025-10-20
PFOAND4Below MRL2025-10-20
NFDHAND—Below MRL2025-10-20
8:2 FTSND—Below MRL2025-10-20
PFMPAND—Below MRL2025-10-20
PFBAND—Below MRL2025-10-20
PFPeAND—Below MRL2025-10-20
PFMBAND—Below MRL2025-10-20
PFEESAND—Below MRL2025-10-20
4:2 FTSND—Below MRL2025-10-20
8:2 FTSND—Below MRL2025-04-22
4:2 FTSND—Below MRL2025-04-22
6:2 FTSND—Below MRL2025-04-22
PFBAND—Below MRL2025-04-22
PFDAND—Below MRL2025-04-22
PFMPAND—Below MRL2025-04-22
PFHxAND—Below MRL2025-04-22
PFBSND—Below MRL2025-04-22
PFUnAND—Below MRL2025-04-22
11Cl-PF3OUdSND—Below MRL2025-04-22
PFDoAND—Below MRL2025-04-22
PFMBAND—Below MRL2025-04-22
NFDHAND—Below MRL2025-04-22
PFHpSND—Below MRL2025-04-22
PFHpAND—Below MRL2025-04-22
PFHxSND10Below MRL2025-04-22
PFNAND10Below MRL2025-04-22
PFOSND4Below MRL2025-04-22
PFOAND4Below MRL2025-04-22
9Cl-PF3ONSND—Below MRL2025-04-22
PFEESAND—Below MRL2025-04-22
PFPeSND—Below MRL2025-04-22
ADONAND—Below MRL2025-04-22
PFPeAND—Below MRL2025-04-22
NMeFOSAAND—Below MRL2025-04-22
NEtFOSAAND—Below MRL2025-04-22
PFTrDAND—Below MRL2025-04-22
PFTAND—Below MRL2025-04-22
HFPO-DAND10Below MRL2025-04-22
8:2 FTSND—Below MRL2025-10-20
NFDHAND—Below MRL2025-10-20
PFEESAND—Below MRL2025-10-20
PFHpSND—Below MRL2025-10-20
PFTAND—Below MRL2025-10-20
PFMPAND—Below MRL2025-10-20
PFPeSND—Below MRL2025-10-20
NEtFOSAAND—Below MRL2025-10-20
NMeFOSAAND—Below MRL2025-10-20
PFPeAND—Below MRL2025-10-20
PFMBAND—Below MRL2025-10-20
PFTrDAND—Below MRL2025-10-20
PFBAND—Below MRL2025-10-20
PFOAND4Below MRL2025-10-20
PFDAND—Below MRL2025-10-20
PFHpAND—Below MRL2025-10-20
PFHxSND10Below MRL2025-10-20
PFNAND10Below MRL2025-10-20
4:2 FTSND—Below MRL2025-10-20
PFOSND4Below MRL2025-10-20
6:2 FTSND—Below MRL2025-10-20
9Cl-PF3ONSND—Below MRL2025-10-20
PFDoAND—Below MRL2025-10-20
PFHxAND—Below MRL2025-10-20
PFUnAND—Below MRL2025-10-20
11Cl-PF3OUdSND—Below MRL2025-10-20
lithiumND—Below MRL2025-10-20
PFBSND—Below MRL2025-10-20
HFPO-DAND10Below MRL2025-10-20
ADONAND—Below MRL2025-10-20
PFDoAND—Below MRL2025-04-22
PFHxSND10Below MRL2025-04-22
11Cl-PF3OUdSND—Below MRL2025-04-22
PFHxAND—Below MRL2025-04-22
PFDAND—Below MRL2025-04-22
PFTrDAND—Below MRL2025-04-22
9Cl-PF3ONSND—Below MRL2025-04-22
NEtFOSAAND—Below MRL2025-04-22
NMeFOSAAND—Below MRL2025-04-22
PFBSND—Below MRL2025-04-22
PFHpAND—Below MRL2025-04-22
PFOAND4Below MRL2025-04-22
PFOSND4Below MRL2025-04-22
PFNAND10Below MRL2025-04-22
PFTAND—Below MRL2025-04-22
PFHpSND—Below MRL2025-04-22
NFDHAND—Below MRL2025-04-22
PFEESAND—Below MRL2025-04-22
PFMBAND—Below MRL2025-04-22
PFPeAND—Below MRL2025-04-22
PFUnAND—Below MRL2025-04-22
PFPeSND—Below MRL2025-04-22
PFMPAND—Below MRL2025-04-22
ADONAND—Below MRL2025-04-22
8:2 FTSND—Below MRL2025-04-22
4:2 FTSND—Below MRL2025-04-22
6:2 FTSND—Below MRL2025-04-22
PFBAND—Below MRL2025-04-22
HFPO-DAND10Below MRL2025-04-22
8:2 FTSND—Below MRL2025-10-20
PFTrDAND—Below MRL2025-10-20
lithiumND—Below MRL2025-10-20
PFHpSND—Below MRL2025-10-20
PFPeSND—Below MRL2025-10-20
NMeFOSAAND—Below MRL2025-10-20
ADONAND—Below MRL2025-10-20
PFHxAND—Below MRL2025-10-20
PFUnAND—Below MRL2025-10-20
PFDAND—Below MRL2025-10-20
NEtFOSAAND—Below MRL2025-10-20
PFOAND4Below MRL2025-10-20
PFOSND4Below MRL2025-10-20
PFPeAND—Below MRL2025-10-20
9Cl-PF3ONSND—Below MRL2025-10-20
NFDHAND—Below MRL2025-10-20
HFPO-DAND10Below MRL2025-10-20
PFBAND—Below MRL2025-10-20
6:2 FTSND—Below MRL2025-10-20
4:2 FTSND—Below MRL2025-10-20
PFDoAND—Below MRL2025-10-20
PFMPAND—Below MRL2025-10-20
11Cl-PF3OUdSND—Below MRL2025-10-20
PFHpAND—Below MRL2025-10-20
PFTAND—Below MRL2025-10-20
PFMBAND—Below MRL2025-10-20
PFHxSND10Below MRL2025-10-20
PFEESAND—Below MRL2025-10-20
PFBSND—Below MRL2025-10-20
PFNAND10Below MRL2025-10-20
PFOSND4Below MRL2025-04-22
PFNAND10Below MRL2025-04-22
PFHxSND10Below MRL2025-04-22
PFEESAND—Below MRL2025-04-22
PFPeAND—Below MRL2025-04-22
PFTAND—Below MRL2025-04-22
PFHpSND—Below MRL2025-04-22
PFPeSND—Below MRL2025-04-22
NFDHAND—Below MRL2025-04-22
HFPO-DAND10Below MRL2025-04-22
PFMPAND—Below MRL2025-04-22
4:2 FTSND—Below MRL2025-04-22
PFTrDAND—Below MRL2025-04-22
6:2 FTSND—Below MRL2025-04-22
NMeFOSAAND—Below MRL2025-04-22
9Cl-PF3ONSND—Below MRL2025-04-22
PFBSND—Below MRL2025-04-22
PFOAND4Below MRL2025-04-22
NEtFOSAAND—Below MRL2025-04-22
8:2 FTSND—Below MRL2025-04-22
PFBAND—Below MRL2025-04-22
ADONAND—Below MRL2025-04-22
PFMBAND—Below MRL2025-04-22
11Cl-PF3OUdSND—Below MRL2025-04-22
PFUnAND—Below MRL2025-04-22
PFHxAND—Below MRL2025-04-22
PFDoAND—Below MRL2025-04-22
PFDAND—Below MRL2025-04-22
PFHpAND—Below MRL2025-04-22
lithiumND—Below MRL2025-10-20
NEtFOSAAND—Below MRL2025-10-20
9Cl-PF3ONSND—Below MRL2025-10-20
PFTrDAND—Below MRL2025-10-20
PFTAND—Below MRL2025-10-20
NMeFOSAAND—Below MRL2025-10-20
HFPO-DAND10Below MRL2025-10-20
PFHpSND—Below MRL2025-10-20
NFDHAND—Below MRL2025-10-20
PFEESAND—Below MRL2025-10-20
PFMBAND—Below MRL2025-10-20
PFPeAND—Below MRL2025-10-20
PFPeSND—Below MRL2025-10-20
PFMPAND—Below MRL2025-10-20
8:2 FTSND—Below MRL2025-10-20
4:2 FTSND—Below MRL2025-10-20
PFUnAND—Below MRL2025-10-20
PFBAND—Below MRL2025-10-20
PFBSND—Below MRL2025-10-20
ADONAND—Below MRL2025-10-20
11Cl-PF3OUdSND—Below MRL2025-10-20
PFHxAND—Below MRL2025-10-20
PFDoAND—Below MRL2025-10-20
PFDAND—Below MRL2025-10-20
PFOAND4Below MRL2025-10-20
PFOSND4Below MRL2025-10-20
lithium18000—2025-04-22
lithium12000—2025-04-22
lithium12000—2025-04-22
lithium9900—2025-04-22

Violation history

Monitoring & Reporting - PFOA(PFOA)
2020-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFOS(PFOS)
2020-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxS(PFHxS)
2020-01-01 · Resolved · Tier 3
Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
2020-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFBS(PFBS)
2020-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2020-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxA(PFHxA)
2020-01-01 · Resolved · Tier 3

Next steps