PFAS Comply

WATERTOWN WATER DEPT. (MWRA)

PWSID: MA3314000 · WATERTOWN, MA · Serving 35,329 people

Type: CWSOwner: LSource: SW
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

0
PFAS compounds detected
N/A ppt
Highest single detection
2024-07-08
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFHxAND—Below MRL2024-01-08
PFTrDAND—Below MRL2024-01-08
NMeFOSAAND—Below MRL2024-01-08
NEtFOSAAND—Below MRL2024-01-08
PFTAND—Below MRL2024-01-08
PFOSND4Below MRL2024-01-08
PFUnAND—Below MRL2024-01-08
PFDoAND—Below MRL2024-01-08
PFNAND10Below MRL2024-01-08
NFDHAND—Below MRL2024-01-08
PFHpSND—Below MRL2024-01-08
PFDAND—Below MRL2024-01-08
PFHpAND—Below MRL2024-01-08
lithiumND—Below MRL2024-01-08
PFOAND4Below MRL2024-01-08
PFBSND—Below MRL2024-01-08
11Cl-PF3OUdSND—Below MRL2024-01-08
PFPeSND—Below MRL2024-01-08
PFEESAND—Below MRL2024-01-08
PFMBAND—Below MRL2024-01-08
PFPeAND—Below MRL2024-01-08
PFMPAND—Below MRL2024-01-08
4:2 FTSND—Below MRL2024-01-08
6:2 FTSND—Below MRL2024-01-08
PFBAND—Below MRL2024-01-08
HFPO-DAND10Below MRL2024-01-08
ADONAND—Below MRL2024-01-08
PFHxSND10Below MRL2024-01-08
9Cl-PF3ONSND—Below MRL2024-01-08
8:2 FTSND—Below MRL2024-01-08
NMeFOSAAND—Below MRL2024-04-22
PFMBAND—Below MRL2024-04-22
PFPeAND—Below MRL2024-04-22
PFMPAND—Below MRL2024-04-22
8:2 FTSND—Below MRL2024-04-22
4:2 FTSND—Below MRL2024-04-22
6:2 FTSND—Below MRL2024-04-22
PFBAND—Below MRL2024-04-22
HFPO-DAND10Below MRL2024-04-22
PFTAND—Below MRL2024-04-22
lithiumND—Below MRL2024-04-08
NEtFOSAAND—Below MRL2024-04-22
PFTrDAND—Below MRL2024-04-22
PFHxSND10Below MRL2024-04-22
PFEESAND—Below MRL2024-04-22
NFDHAND—Below MRL2024-04-22
PFUnAND—Below MRL2024-04-22
PFBSND—Below MRL2024-04-22
PFPeSND—Below MRL2024-04-22
ADONAND—Below MRL2024-04-22
9Cl-PF3ONSND—Below MRL2024-04-22
11Cl-PF3OUdSND—Below MRL2024-04-22
PFHxAND—Below MRL2024-04-22
PFDoAND—Below MRL2024-04-22
PFNAND10Below MRL2024-04-22
PFHpSND—Below MRL2024-04-22
PFHpAND—Below MRL2024-04-22
PFDAND—Below MRL2024-04-22
PFOSND4Below MRL2024-04-22
PFOAND4Below MRL2024-04-22
PFTAND—Below MRL2024-07-08
ADONAND—Below MRL2024-07-08
HFPO-DAND10Below MRL2024-07-08
PFBAND—Below MRL2024-07-08
6:2 FTSND—Below MRL2024-07-08
PFTrDAND—Below MRL2024-07-08
lithiumND—Below MRL2024-07-08
PFNAND10Below MRL2024-07-08
NMeFOSAAND—Below MRL2024-07-08
PFBSND—Below MRL2024-07-08
PFHpAND—Below MRL2024-07-08
NEtFOSAAND—Below MRL2024-07-08
9Cl-PF3ONSND—Below MRL2024-07-08
4:2 FTSND—Below MRL2024-07-08
PFHpSND—Below MRL2024-07-08
PFOSND4Below MRL2024-07-08
PFEESAND—Below MRL2024-07-08
PFMBAND—Below MRL2024-07-08
PFPeAND—Below MRL2024-07-08
PFMPAND—Below MRL2024-07-08
8:2 FTSND—Below MRL2024-07-08
NFDHAND—Below MRL2024-07-08
PFOAND4Below MRL2024-07-08
11Cl-PF3OUdSND—Below MRL2024-07-08
PFHxSND10Below MRL2024-07-08
PFDoAND—Below MRL2024-07-08
PFPeSND—Below MRL2024-07-08
PFHxAND—Below MRL2024-07-08
PFUnAND—Below MRL2024-07-08
PFDAND—Below MRL2024-07-08
PFEESAND—Below MRL2024-10-07
PFHxAND—Below MRL2024-10-07
lithiumND—Below MRL2024-10-07
PFTAND—Below MRL2024-10-07
PFTrDAND—Below MRL2024-10-07
NEtFOSAAND—Below MRL2024-10-07
NMeFOSAAND—Below MRL2024-10-07
PFHpSND—Below MRL2024-10-07
PFBSND—Below MRL2024-10-07
PFHpAND—Below MRL2024-10-07
PFHxSND10Below MRL2024-10-07
PFNAND10Below MRL2024-10-07
PFOSND4Below MRL2024-10-07
PFOAND4Below MRL2024-10-07
PFPeSND—Below MRL2024-10-07
PFDoAND—Below MRL2024-10-07
NFDHAND—Below MRL2024-10-07
PFUnAND—Below MRL2024-10-07
11Cl-PF3OUdSND—Below MRL2024-10-07
9Cl-PF3ONSND—Below MRL2024-10-07
ADONAND—Below MRL2024-10-07
HFPO-DAND10Below MRL2024-10-07
PFBAND—Below MRL2024-10-07
6:2 FTSND—Below MRL2024-10-07
4:2 FTSND—Below MRL2024-10-07
8:2 FTSND—Below MRL2024-10-07
PFMPAND—Below MRL2024-10-07
PFPeAND—Below MRL2024-10-07
PFMBAND—Below MRL2024-10-07
PFDAND—Below MRL2024-10-07

Next steps