PFAS Comply

DOWNEY - CITY, WATER DEPT.

PWSID: CA1910034 · DOWNEY, CA · Serving 108,816 people

Type: CWSOwner: LSource: GW
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
N/A
Latest sample date
pending
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFEESAND—Below MRL2025-01-14
PFMBAND—Below MRL2025-01-14
PFHpAND—Below MRL2025-01-14
ADONAND—Below MRL2025-01-14
9Cl-PF3ONSND—Below MRL2025-01-14
11Cl-PF3OUdSND—Below MRL2025-01-14
PFUnAND—Below MRL2025-01-14
HFPO-DAND10Below MRL2025-01-14
PFDoAND—Below MRL2025-01-14
PFDAND—Below MRL2025-01-14
ADONAND—Below MRL2025-07-01
HFPO-DAND10Below MRL2025-07-01
PFHxSND10Below MRL2025-01-14
PFBAND—Below MRL2025-07-01
6:2 FTSND—Below MRL2025-01-14
NFDHAND—Below MRL2025-01-14
PFNAND10Below MRL2025-01-14
PFHpSND—Below MRL2025-01-14
lithiumND—Below MRL2025-01-14
PFMBAND—Below MRL2025-01-14
4:2 FTSND—Below MRL2025-01-14
NEtFOSAAND—Below MRL2025-01-14
PFTAND—Below MRL2025-01-14
NMeFOSAAND—Below MRL2025-01-14
PFPeSND—Below MRL2025-01-14
PFEESAND—Below MRL2025-01-14
PFMPAND—Below MRL2025-01-14
PFDAND—Below MRL2025-07-01
PFEESAND—Below MRL2025-07-01
PFHpSND—Below MRL2025-07-01
PFHpSND—Below MRL2025-01-14
PFMPAND—Below MRL2025-07-01
8:2 FTSND—Below MRL2025-07-01
4:2 FTSND—Below MRL2025-07-01
6:2 FTSND—Below MRL2025-07-01
PFPeSND—Below MRL2025-01-14
NFDHAND—Below MRL2025-07-01
NFDHAND—Below MRL2025-01-14
PFMPAND—Below MRL2025-01-14
8:2 FTSND—Below MRL2025-01-14
PFTrDAND—Below MRL2025-01-14
ADONAND—Below MRL2025-07-01
PFDAND—Below MRL2025-07-01
HFPO-DAND10Below MRL2025-07-01
9Cl-PF3ONSND—Below MRL2025-07-01
PFUnAND—Below MRL2025-07-01
PFDoAND—Below MRL2025-07-01
6:2 FTSND—Below MRL2025-07-01
4:2 FTSND—Below MRL2025-07-01
PFNAND10Below MRL2025-07-01
9Cl-PF3ONSND—Below MRL2025-07-01
PFMPAND—Below MRL2025-07-01
11Cl-PF3OUdSND—Below MRL2025-07-01
PFEESAND—Below MRL2025-07-01
8:2 FTSND—Below MRL2025-07-01
PFTrDAND—Below MRL2025-07-01
6:2 FTSND—Below MRL2025-07-01
NMeFOSAAND—Below MRL2025-07-01
NEtFOSAAND—Below MRL2025-07-01
PFTAND—Below MRL2025-07-01
lithiumND—Below MRL2025-07-01
PFHpSND—Below MRL2025-07-01
PFPeSND—Below MRL2025-07-01
PFMPAND—Below MRL2025-07-01
PFEESAND—Below MRL2025-07-01
PFMBAND—Below MRL2025-07-01
4:2 FTSND—Below MRL2025-07-01
NFDHAND—Below MRL2025-07-01
8:2 FTSND—Below MRL2025-07-01
8:2 FTSND—Below MRL2025-01-14
PFMPAND—Below MRL2025-01-14
PFMBAND—Below MRL2025-01-14
PFEESAND—Below MRL2025-01-14
NFDHAND—Below MRL2025-01-14
PFTrDAND—Below MRL2025-01-14
PFHpSND—Below MRL2025-01-14
PFTAND—Below MRL2025-01-14
PFUnAND—Below MRL2025-07-01
NMeFOSAAND—Below MRL2025-01-14
PFUnAND—Below MRL2025-01-14
lithiumND—Below MRL2025-01-14
PFPeSND—Below MRL2025-01-14
NFDHAND—Below MRL2025-07-01
6:2 FTSND—Below MRL2025-01-14
4:2 FTSND—Below MRL2025-01-14
PFBAND—Below MRL2025-01-14
HFPO-DAND10Below MRL2025-01-14
ADONAND—Below MRL2025-01-14
9Cl-PF3ONSND—Below MRL2025-01-14
PFDoAND—Below MRL2025-01-14
11Cl-PF3OUdSND—Below MRL2025-01-14
PFDoAND—Below MRL2025-07-01
NEtFOSAAND—Below MRL2025-01-14
PFDAND—Below MRL2025-01-14
PFDAND—Below MRL2025-07-01
PFNAND10Below MRL2025-01-14
PFNAND10Below MRL2025-07-01
PFNAND10Below MRL2025-07-01
ADONAND—Below MRL2025-07-01
NFDHAND—Below MRL2025-07-01
NMeFOSAAND—Below MRL2025-07-01
NEtFOSAAND—Below MRL2025-07-01
PFTrDAND—Below MRL2025-07-01
PFHpSND—Below MRL2025-07-01
PFEESAND—Below MRL2025-07-01
PFMBAND—Below MRL2025-07-01
PFMPAND—Below MRL2025-07-01
8:2 FTSND—Below MRL2025-07-01
4:2 FTSND—Below MRL2025-07-01
6:2 FTSND—Below MRL2025-07-01
PFHpAND—Below MRL2025-07-01
HFPO-DAND10Below MRL2025-07-01
11Cl-PF3OUdSND—Below MRL2025-07-01
9Cl-PF3ONSND—Below MRL2025-07-01
PFPeSND—Below MRL2025-07-01
PFUnAND—Below MRL2025-07-01
NEtFOSAAND—Below MRL2025-07-01
11Cl-PF3OUdSND—Below MRL2025-07-01
PFDoAND—Below MRL2025-07-01
PFDAND—Below MRL2025-07-01
PFMBAND—Below MRL2025-07-01
PFPeSND—Below MRL2025-07-01
lithiumND—Below MRL2025-07-01
PFTAND—Below MRL2025-07-01
lithiumND—Below MRL2025-07-01
NMeFOSAAND—Below MRL2025-07-01
ADONAND—Below MRL2025-01-14
9Cl-PF3ONSND—Below MRL2025-01-14
11Cl-PF3OUdSND—Below MRL2025-01-14
PFUnAND—Below MRL2025-01-14
PFDoAND—Below MRL2025-01-14
PFTrDAND—Below MRL2025-07-01
HFPO-DAND10Below MRL2025-01-14
PFNAND10Below MRL2025-01-14
PFTAND—Below MRL2025-07-01
PFHpAND—Below MRL2025-01-14
PFHpSND—Below MRL2025-07-01
PFMBAND—Below MRL2025-01-14
lithiumND—Below MRL2025-01-14
PFPeSND—Below MRL2025-01-14
PFDAND—Below MRL2025-01-14
HFPO-DAND10Below MRL2025-01-14
NEtFOSAAND—Below MRL2025-01-14
PFTrDAND—Below MRL2025-01-14
PFHpSND—Below MRL2025-01-14
NMeFOSAAND—Below MRL2025-01-14
NFDHAND—Below MRL2025-01-14
PFEESAND—Below MRL2025-01-14
PFHpAND—Below MRL2025-01-14
PFMPAND—Below MRL2025-01-14
8:2 FTSND—Below MRL2025-01-14
4:2 FTSND—Below MRL2025-01-14
6:2 FTSND—Below MRL2025-01-14
PFTAND—Below MRL2025-01-14
6:2 FTSND—Below MRL2025-07-01
PFDoAND—Below MRL2025-01-14
PFPeSND—Below MRL2025-07-01
4:2 FTSND—Below MRL2025-07-01
8:2 FTSND—Below MRL2025-07-01
PFMPAND—Below MRL2025-07-01
PFMBAND—Below MRL2025-07-01
NFDHAND—Below MRL2025-07-01
PFHpSND—Below MRL2025-07-01
PFTAND—Below MRL2025-07-01
lithiumND—Below MRL2025-07-01
PFTrDAND—Below MRL2025-07-01
NEtFOSAAND—Below MRL2025-07-01
11Cl-PF3OUdSND—Below MRL2025-07-01
HFPO-DAND10Below MRL2025-07-01
NMeFOSAAND—Below MRL2025-07-01
PFEESAND—Below MRL2025-07-01
PFNAND10Below MRL2025-07-01
ADONAND—Below MRL2025-07-01
9Cl-PF3ONSND—Below MRL2025-01-14
6:2 FTSND—Below MRL2025-01-14
4:2 FTSND—Below MRL2025-01-14
11Cl-PF3OUdSND—Below MRL2025-01-14
PFDAND—Below MRL2025-07-01
PFDoAND—Below MRL2025-07-01
PFUnAND—Below MRL2025-01-14
PFUnAND—Below MRL2025-07-01
9Cl-PF3ONSND—Below MRL2025-07-01
PFHpAND—Below MRL2025-07-01
PFMBAND—Below MRL2025-01-14
NMeFOSAAND—Below MRL2025-01-14
PFEESAND—Below MRL2025-01-14
NFDHAND—Below MRL2025-01-14
PFPeSND—Below MRL2025-01-14
PFNAND10Below MRL2025-01-14
ADONAND—Below MRL2025-01-14
PFHpAND—Below MRL2025-01-14
PFDAND—Below MRL2025-01-14
PFTrDAND—Below MRL2025-01-14
ADONAND—Below MRL2025-01-14
NEtFOSAAND—Below MRL2025-01-14
9Cl-PF3ONSND—Below MRL2025-01-14
PFHpSND—Below MRL2025-01-14
8:2 FTSND—Below MRL2025-01-14
PFDAND—Below MRL2025-01-14
PFDoAND—Below MRL2025-01-14
lithiumND—Below MRL2025-01-14
PFUnAND—Below MRL2025-01-14
NEtFOSAAND—Below MRL2025-01-14
lithiumND—Below MRL2025-01-14
PFMPAND—Below MRL2025-01-14
HFPO-DAND10Below MRL2025-01-14
PFTAND—Below MRL2025-01-14
6:2 FTSND—Below MRL2025-01-14
4:2 FTSND—Below MRL2025-01-14
8:2 FTSND—Below MRL2025-01-14
11Cl-PF3OUdSND—Below MRL2025-01-14
PFPeSND—Below MRL2025-07-01
lithiumND—Below MRL2025-07-01
PFTrDAND—Below MRL2025-01-14
PFTAND—Below MRL2025-07-01
PFTrDAND—Below MRL2025-07-01
NEtFOSAAND—Below MRL2025-07-01
NMeFOSAAND—Below MRL2025-07-01
PFDoAND—Below MRL2025-07-01
PFTAND—Below MRL2025-01-14
PFUnAND—Below MRL2025-07-01
11Cl-PF3OUdSND—Below MRL2025-07-01
PFNAND10Below MRL2025-01-14
HFPO-DAND10Below MRL2025-07-01
PFNAND10Below MRL2025-07-01
NMeFOSAAND—Below MRL2025-01-14
PFMBAND—Below MRL2025-07-01
ADONAND—Below MRL2025-07-01
9Cl-PF3ONSND—Below MRL2025-07-01
PFOS444Exceeds2025-07-01
PFOS384Exceeds2025-01-14
PFOS334Exceeds2025-07-01
PFOS324Exceeds2025-01-14
PFOS294Exceeds2025-07-01
PFOS274Exceeds2025-01-14
PFPeA27—2025-07-01
PFHxA21—2025-07-01
PFPeA19—2025-07-01
PFPeA19—2025-01-14
PFOS194Exceeds2025-07-01
PFPeA17—2025-01-14
PFOA154Exceeds2025-07-01
PFHxA15—2025-01-14
PFPeA14—2025-07-01
PFOS144Exceeds2025-07-01
PFHxA14—2025-07-01
PFOS144Exceeds2025-01-14
PFHxA14—2025-01-14
PFOA134Exceeds2025-07-01
PFOA124Exceeds2025-01-14
PFOS124Exceeds2025-01-14
PFOA124Exceeds2025-07-01
PFOA114Exceeds2025-01-14
PFHxA11—2025-07-01
PFOA114Exceeds2025-07-01
PFBA10—2025-07-01
PFOA104Exceeds2025-01-14
PFPeA10—2025-01-14
PFOA104Exceeds2025-07-01
PFPeA9.8—2025-07-01
PFBS8.9—2025-07-01
PFHxS8.910Detected2025-07-01
PFBA8.8—2025-07-01
PFOA8.64Exceeds2025-01-14
PFPeA8.4—2025-01-14
PFOA8.34Exceeds2025-01-14
PFPeA8.1—2025-01-14
PFBS7.9—2025-07-01
PFHxA7.9—2025-01-14
PFBS7.5—2025-07-01
PFBA7.4—2025-07-01
PFHxA7.2—2025-01-14
PFBS7.2—2025-07-01
PFHxS6.910Detected2025-07-01
PFBS6.8—2025-01-14
PFBA6.7—2025-01-14
PFBA6.7—2025-01-14
PFHxA6.7—2025-01-14
PFBS6.6—2025-01-14
PFHxS6.610Detected2025-01-14
PFPeA6.2—2025-07-01
PFBA6.2—2025-07-01
PFHxS6.110Detected2025-01-14
PFHxA6—2025-07-01
PFBS6—2025-01-14
PFHxS5.810Detected2025-07-01
PFBA5.7—2025-01-14
PFBS5.7—2025-01-14
PFHxS5.410Detected2025-01-14
PFBS5.3—2025-01-14
PFBA5.1—2025-01-14
PFHxA4.8—2025-07-01
PFHxS4.410Detected2025-07-01
PFHpA4.2—2025-07-01
PFHpA4.1—2025-07-01
PFHpA3.8—2025-07-01
PFBS3.8—2025-07-01
PFHxS3.710Detected2025-07-01
PFHpA3.6—2025-01-14
PFHxS3.410Detected2025-01-14

Next steps

DOWNEY - CITY, WATER DEPT. PFAS results — DOWNEY, CA | PFAS Comply