PFAS Comply

WESTERN HEIGHTS WATER COMPANY

PWSID: CA3610053 · YUCAIPA, CA · Serving 7,705 people

Type: CWSOwner: PSource: 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
2025-07-16
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
HFPO-DAND10Below MRL2025-01-06
NEtFOSAAND—Below MRL2025-01-06
PFTrDAND—Below MRL2025-01-06
PFTAND—Below MRL2025-01-06
PFHpSND—Below MRL2025-01-06
PFPeSND—Below MRL2025-01-06
NFDHAND—Below MRL2025-01-06
PFEESAND—Below MRL2025-01-06
PFMBAND—Below MRL2025-01-06
PFMPAND—Below MRL2025-01-06
8:2 FTSND—Below MRL2025-01-06
4:2 FTSND—Below MRL2025-01-06
NMeFOSAAND—Below MRL2025-01-06
PFBAND—Below MRL2025-01-06
PFPeAND—Below MRL2025-01-06
ADONAND—Below MRL2025-01-06
9Cl-PF3ONSND—Below MRL2025-01-06
11Cl-PF3OUdSND—Below MRL2025-01-06
PFUnAND—Below MRL2025-01-06
PFHxAND—Below MRL2025-01-06
PFDoAND—Below MRL2025-01-06
PFDAND—Below MRL2025-01-06
PFOAND4Below MRL2025-01-06
PFOSND4Below MRL2025-01-06
PFNAND10Below MRL2025-01-06
PFHxSND10Below MRL2025-01-06
PFHpAND—Below MRL2025-01-06
PFBSND—Below MRL2025-01-06
6:2 FTSND—Below MRL2025-01-06
lithiumND—Below MRL2025-01-06
PFTAND—Below MRL2025-04-15
NFDHAND—Below MRL2025-05-27
6:2 FTSND—Below MRL2025-05-27
PFBAND—Below MRL2025-05-27
PFMPAND—Below MRL2025-05-27
PFHpAND—Below MRL2025-05-27
9Cl-PF3ONSND—Below MRL2025-05-27
4:2 FTSND—Below MRL2025-05-27
8:2 FTSND—Below MRL2025-05-27
11Cl-PF3OUdSND—Below MRL2025-05-27
PFUnAND—Below MRL2025-05-27
PFPeSND—Below MRL2025-05-27
PFTrDAND—Below MRL2025-04-15
HFPO-DAND10Below MRL2025-05-27
NEtFOSAAND—Below MRL2025-04-15
PFPeAND—Below MRL2025-05-27
PFMBAND—Below MRL2025-05-27
PFEESAND—Below MRL2025-05-27
PFBSND—Below MRL2025-05-27
PFDoAND—Below MRL2025-05-27
PFDAND—Below MRL2025-05-27
PFOAND4Below MRL2025-05-27
PFOSND4Below MRL2025-05-27
PFNAND10Below MRL2025-05-27
PFHxSND10Below MRL2025-05-27
PFHxAND—Below MRL2025-05-27
PFHpSND—Below MRL2025-05-27
NMeFOSAAND—Below MRL2025-04-15
ADONAND—Below MRL2025-05-27
lithiumND—Below MRL2025-04-15
PFPeSND—Below MRL2025-07-16
PFHpSND—Below MRL2025-07-16
6:2 FTSND—Below MRL2025-07-16
PFHxSND10Below MRL2025-07-16
PFNAND10Below MRL2025-07-16
9Cl-PF3ONSND—Below MRL2025-07-16
PFBSND—Below MRL2025-07-16
HFPO-DAND10Below MRL2025-07-16
NFDHAND—Below MRL2025-07-16
PFTAND—Below MRL2025-07-16
PFTrDAND—Below MRL2025-07-16
ADONAND—Below MRL2025-07-16
NEtFOSAAND—Below MRL2025-07-16
11Cl-PF3OUdSND—Below MRL2025-07-16
PFBAND—Below MRL2025-07-16
PFDoAND—Below MRL2025-07-16
PFHpAND—Below MRL2025-07-16
PFOSND4Below MRL2025-07-16
PFOAND4Below MRL2025-07-16
PFMBAND—Below MRL2025-07-16
PFDAND—Below MRL2025-07-16
NMeFOSAAND—Below MRL2025-07-16
PFPeAND—Below MRL2025-07-16
lithiumND—Below MRL2025-07-16
PFHxAND—Below MRL2025-07-16
PFUnAND—Below MRL2025-07-16
PFMPAND—Below MRL2025-07-16
8:2 FTSND—Below MRL2025-07-16
4:2 FTSND—Below MRL2025-07-16
PFEESAND—Below MRL2025-07-16
PFBSND—Below MRL2025-10-06
PFHpAND—Below MRL2025-10-06
PFOSND4Below MRL2025-10-06
NFDHAND—Below MRL2025-10-06
PFOAND4Below MRL2025-10-06
PFNAND10Below MRL2025-10-06
PFHpSND—Below MRL2025-10-06
PFTrDAND—Below MRL2025-10-06
NEtFOSAAND—Below MRL2025-10-06
NMeFOSAAND—Below MRL2025-10-06
PFHxSND10Below MRL2025-10-06
11Cl-PF3OUdSND—Below MRL2025-10-06
PFUnAND—Below MRL2025-10-06
PFHxAND—Below MRL2025-10-06
PFDoAND—Below MRL2025-10-06
PFMBAND—Below MRL2025-10-06
PFTAND—Below MRL2025-10-06
lithiumND—Below MRL2025-10-06
PFDAND—Below MRL2025-10-06
PFPeSND—Below MRL2025-10-06
PFEESAND—Below MRL2025-10-06
PFPeAND—Below MRL2025-10-06
PFMPAND—Below MRL2025-10-06
8:2 FTSND—Below MRL2025-10-06
4:2 FTSND—Below MRL2025-10-06
6:2 FTSND—Below MRL2025-10-06
PFBAND—Below MRL2025-10-06
HFPO-DAND10Below MRL2025-10-06
ADONAND—Below MRL2025-10-06
9Cl-PF3ONSND—Below MRL2025-10-06

Next steps