PFAS Comply

YORKTOWN CONSOLD. WATER DIST.#1

PWSID: NY5903469 · YORKTOWN HEIGHTS, NY · Serving 36,000 people

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

One or more PFAS compounds exceed EPA Maximum Contaminant Levels. Corrective action required by 2031.

Key contaminants vs MCL

PFOA6.9 ppt(MCL: 4 ppt)

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

Detection summary

4
PFAS compounds detected
6.9 ppt
Highest single detection
2024-07-09
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
11Cl-PF3OUdSND—Below MRL2024-10-08
PFPeSND—Below MRL2024-01-24
PFHpAND—Below MRL2024-01-24
NMeFOSAAND—Below MRL2024-01-24
PFHxSND10Below MRL2024-01-24
PFNAND10Below MRL2024-01-24
PFHpSND—Below MRL2024-01-24
PFEESAND—Below MRL2024-01-24
PFTrDAND—Below MRL2024-01-24
PFBSND—Below MRL2024-01-24
NEtFOSAAND—Below MRL2024-01-24
PFOSND4Below MRL2024-01-24
PFBAND—Below MRL2024-01-24
PFTAND—Below MRL2024-01-24
PFMBAND—Below MRL2024-01-24
HFPO-DAND10Below MRL2024-01-24
lithiumND—Below MRL2024-01-24
PFPeAND—Below MRL2024-01-24
PFMPAND—Below MRL2024-01-24
8:2 FTSND—Below MRL2024-01-24
ADONAND—Below MRL2024-01-24
6:2 FTSND—Below MRL2024-01-24
PFOAND4Below MRL2024-01-24
9Cl-PF3ONSND—Below MRL2024-01-24
11Cl-PF3OUdSND—Below MRL2024-01-24
PFUnAND—Below MRL2024-01-24
PFHxAND—Below MRL2024-01-24
PFDoAND—Below MRL2024-01-24
PFDAND—Below MRL2024-01-24
4:2 FTSND—Below MRL2024-01-24
lithiumND—Below MRL2024-04-01
PFUnAND—Below MRL2024-04-01
PFMPAND—Below MRL2024-04-01
8:2 FTSND—Below MRL2024-04-01
4:2 FTSND—Below MRL2024-04-01
6:2 FTSND—Below MRL2024-04-01
PFBAND—Below MRL2024-04-01
HFPO-DAND10Below MRL2024-04-01
ADONAND—Below MRL2024-04-01
PFMBAND—Below MRL2024-04-01
11Cl-PF3OUdSND—Below MRL2024-04-01
PFNAND10Below MRL2024-04-01
PFHxAND—Below MRL2024-04-01
PFDoAND—Below MRL2024-04-01
PFDAND—Below MRL2024-04-01
PFOAND4Below MRL2024-04-01
PFOSND4Below MRL2024-04-01
PFHxSND10Below MRL2024-04-01
PFHpAND—Below MRL2024-04-01
9Cl-PF3ONSND—Below MRL2024-04-01
PFTrDAND—Below MRL2024-04-01
PFPeAND—Below MRL2024-04-01
NEtFOSAAND—Below MRL2024-04-01
PFBSND—Below MRL2024-04-01
PFTAND—Below MRL2024-04-01
PFHpSND—Below MRL2024-04-01
PFPeSND—Below MRL2024-04-01
NFDHAND—Below MRL2024-04-01
PFEESAND—Below MRL2024-04-01
NMeFOSAAND—Below MRL2024-04-01
PFBAND—Below MRL2024-07-09
PFPeAND—Below MRL2024-07-09
lithiumND—Below MRL2024-07-09
PFDAND—Below MRL2024-07-09
PFDoAND—Below MRL2024-07-09
PFEESAND—Below MRL2024-07-09
PFMBAND—Below MRL2024-07-09
PFMPAND—Below MRL2024-07-09
8:2 FTSND—Below MRL2024-07-09
PFHxAND—Below MRL2024-07-09
NFDHAND—Below MRL2024-07-09
6:2 FTSND—Below MRL2024-07-09
PFHxSND10Below MRL2024-07-09
PFUnAND—Below MRL2024-07-09
4:2 FTSND—Below MRL2024-07-09
11Cl-PF3OUdSND—Below MRL2024-07-09
9Cl-PF3ONSND—Below MRL2024-07-09
PFHpSND—Below MRL2024-07-09
NMeFOSAAND—Below MRL2024-07-09
NEtFOSAAND—Below MRL2024-07-09
PFTrDAND—Below MRL2024-07-09
PFTAND—Below MRL2024-07-09
PFOSND4Below MRL2024-07-09
PFHpAND—Below MRL2024-07-09
ADONAND—Below MRL2024-07-09
PFPeSND—Below MRL2024-07-09
PFNAND10Below MRL2024-07-09
HFPO-DAND10Below MRL2024-07-09
PFOAND4Below MRL2024-07-09
PFBSND—Below MRL2024-07-09
NFDHAND—Below MRL2024-10-08
PFPeAND—Below MRL2024-10-08
PFPeSND—Below MRL2024-10-08
PFEESAND—Below MRL2024-10-08
ADONAND—Below MRL2024-10-08
HFPO-DAND10Below MRL2024-10-08
PFBAND—Below MRL2024-10-08
6:2 FTSND—Below MRL2024-10-08
PFMPAND—Below MRL2024-10-08
PFOAND4Below MRL2024-10-08
8:2 FTSND—Below MRL2024-10-08
4:2 FTSND—Below MRL2024-10-08
PFHpSND—Below MRL2024-10-08
PFOSND4Below MRL2024-10-08
NEtFOSAAND—Below MRL2024-10-08
NMeFOSAAND—Below MRL2024-10-08
PFTAND—Below MRL2024-10-08
lithiumND—Below MRL2024-10-08
PFBSND—Below MRL2024-10-08
PFHpAND—Below MRL2024-10-08
PFDoAND—Below MRL2024-10-08
PFNAND10Below MRL2024-10-08
PFTrDAND—Below MRL2024-10-08
PFDAND—Below MRL2024-10-08
PFMBAND—Below MRL2024-10-08
PFHxAND—Below MRL2024-10-08
PFUnAND—Below MRL2024-10-08
11Cl-PF3OUdSND—Below MRL2024-10-08
9Cl-PF3ONSND—Below MRL2024-10-08
PFHxSND10Below MRL2024-10-08
ADONAND—Below MRL2024-01-24
4:2 FTSND—Below MRL2024-01-24
PFDoAND—Below MRL2024-01-24
9Cl-PF3ONSND—Below MRL2024-01-24
11Cl-PF3OUdSND—Below MRL2024-01-24
PFUnAND—Below MRL2024-01-24
PFDAND—Below MRL2024-10-08
PFOSND4Below MRL2024-10-08
PFNAND10Below MRL2024-10-08
PFHxSND10Below MRL2024-10-08
PFHpAND—Below MRL2024-10-08
PFBSND—Below MRL2024-10-08
lithiumND—Below MRL2024-10-08
NFDHAND—Below MRL2024-01-24
PFDAND—Below MRL2024-01-24
PFOSND4Below MRL2024-01-24
PFNAND10Below MRL2024-01-24
PFHpAND—Below MRL2024-01-24
8:2 FTSND—Below MRL2024-01-24
lithiumND—Below MRL2024-01-24
PFHxSND10Below MRL2024-01-24
PFEESAND—Below MRL2024-01-24
PFTAND—Below MRL2024-01-24
NEtFOSAAND—Below MRL2024-01-24
NMeFOSAAND—Below MRL2024-01-24
PFHpSND—Below MRL2024-01-24
PFTrDAND—Below MRL2024-01-24
NFDHAND—Below MRL2024-01-24
PFMPAND—Below MRL2024-01-24
6:2 FTSND—Below MRL2024-01-24
PFBAND—Below MRL2024-01-24
HFPO-DAND10Below MRL2024-01-24
PFMBAND—Below MRL2024-01-24
PFPeSND—Below MRL2024-01-24
6:2 FTSND—Below MRL2024-04-01
PFMPAND—Below MRL2024-04-01
8:2 FTSND—Below MRL2024-04-01
NMeFOSAAND—Below MRL2024-04-01
PFHpSND—Below MRL2024-04-01
PFPeSND—Below MRL2024-04-01
NFDHAND—Below MRL2024-04-01
PFEESAND—Below MRL2024-04-01
PFPeAND—Below MRL2024-04-01
4:2 FTSND—Below MRL2024-04-01
PFBAND—Below MRL2024-04-01
HFPO-DAND10Below MRL2024-04-01
ADONAND—Below MRL2024-04-01
9Cl-PF3ONSND—Below MRL2024-04-01
11Cl-PF3OUdSND—Below MRL2024-04-01
PFUnAND—Below MRL2024-04-01
PFBSND—Below MRL2024-04-01
PFMBAND—Below MRL2024-04-01
PFHxAND—Below MRL2024-04-01
PFTAND—Below MRL2024-04-01
PFTrDAND—Below MRL2024-04-01
PFHpAND—Below MRL2024-04-01
NEtFOSAAND—Below MRL2024-04-01
PFHxSND10Below MRL2024-04-01
PFNAND10Below MRL2024-04-01
PFOSND4Below MRL2024-04-01
PFDAND—Below MRL2024-04-01
PFDoAND—Below MRL2024-04-01
lithiumND—Below MRL2024-04-01
NEtFOSAAND—Below MRL2024-07-09
PFHpAND—Below MRL2024-07-09
ADONAND—Below MRL2024-07-09
PFTrDAND—Below MRL2024-07-09
PFTAND—Below MRL2024-07-09
6:2 FTSND—Below MRL2024-07-09
PFBAND—Below MRL2024-07-09
HFPO-DAND10Below MRL2024-07-09
9Cl-PF3ONSND—Below MRL2024-07-09
11Cl-PF3OUdSND—Below MRL2024-07-09
PFUnAND—Below MRL2024-07-09
PFOSND4Below MRL2024-07-09
PFHxSND10Below MRL2024-07-09
PFBSND—Below MRL2024-07-09
lithiumND—Below MRL2024-07-09
8:2 FTSND—Below MRL2024-07-09
PFNAND10Below MRL2024-07-09
PFPeSND—Below MRL2024-07-09
PFDAND—Below MRL2024-07-09
PFHxAND—Below MRL2024-07-09
PFHpSND—Below MRL2024-07-09
NFDHAND—Below MRL2024-07-09
PFEESAND—Below MRL2024-07-09
PFMBAND—Below MRL2024-07-09
PFPeAND—Below MRL2024-07-09
PFMPAND—Below MRL2024-07-09
4:2 FTSND—Below MRL2024-07-09
PFDoAND—Below MRL2024-07-09
NMeFOSAAND—Below MRL2024-07-09
NEtFOSAAND—Below MRL2024-10-08
PFMBAND—Below MRL2024-10-08
4:2 FTSND—Below MRL2024-10-08
8:2 FTSND—Below MRL2024-10-08
PFMPAND—Below MRL2024-10-08
PFEESAND—Below MRL2024-10-08
NFDHAND—Below MRL2024-10-08
PFPeSND—Below MRL2024-10-08
PFHpSND—Below MRL2024-10-08
6:2 FTSND—Below MRL2024-10-08
PFTrDAND—Below MRL2024-10-08
PFHxAND—Below MRL2024-10-08
NMeFOSAAND—Below MRL2024-10-08
PFTAND—Below MRL2024-10-08
PFBAND—Below MRL2024-10-08
HFPO-DAND10Below MRL2024-10-08
ADONAND—Below MRL2024-10-08
9Cl-PF3ONSND—Below MRL2024-10-08
PFUnAND—Below MRL2024-10-08
PFDoAND—Below MRL2024-10-08
PFOA6.94Exceeds2024-01-24
PFOA6.34Exceeds2024-07-09
PFOA64Exceeds2024-10-08
PFOA5.84Exceeds2024-04-01
PFPeA3.3—2024-01-24
PFHxA3.1—2024-01-24
PFBS3—2024-01-24
PFPeA3—2024-10-08

Next steps