PFAS Comply

EPCOR - SAN TAN ANTHEM

PWSID: AZ0411136 · SAN TAN VALLEY, AZ · Serving 10,362 people

Type: CWSOwner: PSource: GW
Settlement eligible
May qualify for 3M/DuPont settlement funds
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Exceeds MCL

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

Key contaminants vs MCL

PFOA19 ppt(MCL: 4 ppt)

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

Detection summary

7
PFAS compounds detected
110000 ppt
Highest single detection
2025-09-08
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFOAND4Below MRL2025-09-08
PFHpSND—Below MRL2025-09-08
PFMPAND—Below MRL2025-09-08
HFPO-DAND10Below MRL2025-09-08
ADONAND—Below MRL2025-09-08
PFHxAND—Below MRL2025-09-08
PFDoAND—Below MRL2025-09-08
PFDAND—Below MRL2025-09-08
PFOSND4Below MRL2025-09-08
PFHxSND10Below MRL2025-09-08
PFHpAND—Below MRL2025-09-08
PFBSND—Below MRL2025-09-08
PFTAND—Below MRL2025-09-08
PFTrDAND—Below MRL2025-09-08
NEtFOSAAND—Below MRL2025-09-08
NMeFOSAAND—Below MRL2025-09-08
ADONAND—Below MRL2025-03-17
HFPO-DAND10Below MRL2025-03-17
9Cl-PF3ONSND—Below MRL2025-03-17
11Cl-PF3OUdSND—Below MRL2025-03-17
PFUnAND—Below MRL2025-03-17
PFDoAND—Below MRL2025-03-17
PFDAND—Below MRL2025-03-17
PFOSND4Below MRL2025-03-17
NFDHAND—Below MRL2025-03-17
PFHxSND10Below MRL2025-03-17
PFHpSND—Below MRL2025-03-17
PFNAND10Below MRL2025-03-17
PFTAND—Below MRL2025-03-17
NMeFOSAAND—Below MRL2025-03-17
NEtFOSAAND—Below MRL2025-03-17
PFTrDAND—Below MRL2025-03-17
PFMBAND—Below MRL2025-03-17
6:2 FTSND—Below MRL2025-03-17
PFPeSND—Below MRL2025-03-17
PFEESAND—Below MRL2025-03-17
PFMPAND—Below MRL2025-03-17
8:2 FTSND—Below MRL2025-03-17
4:2 FTSND—Below MRL2025-03-17
4:2 FTSND—Below MRL2025-09-08
PFHpSND—Below MRL2025-09-08
PFTAND—Below MRL2025-09-08
PFTrDAND—Below MRL2025-09-08
NEtFOSAAND—Below MRL2025-09-08
PFMPAND—Below MRL2025-09-08
PFHxSND10Below MRL2025-09-08
PFNAND10Below MRL2025-09-08
PFOSND4Below MRL2025-09-08
PFDAND—Below MRL2025-09-08
PFDoAND—Below MRL2025-09-08
PFMBAND—Below MRL2025-09-08
NMeFOSAAND—Below MRL2025-09-08
PFEESAND—Below MRL2025-09-08
8:2 FTSND—Below MRL2025-09-08
6:2 FTSND—Below MRL2025-09-08
PFPeSND—Below MRL2025-09-08
HFPO-DAND10Below MRL2025-09-08
ADONAND—Below MRL2025-09-08
9Cl-PF3ONSND—Below MRL2025-09-08
11Cl-PF3OUdSND—Below MRL2025-09-08
PFUnAND—Below MRL2025-09-08
NFDHAND—Below MRL2025-09-08
ADONAND—Below MRL2025-03-17
PFOSND4Below MRL2025-03-17
PFPeSND—Below MRL2025-03-17
PFHpSND—Below MRL2025-03-17
PFBSND—Below MRL2025-03-17
PFHpAND—Below MRL2025-03-17
PFHxSND10Below MRL2025-03-17
PFNAND10Below MRL2025-03-17
PFOAND4Below MRL2025-03-17
PFDAND—Below MRL2025-03-17
PFDoAND—Below MRL2025-03-17
PFHxAND—Below MRL2025-03-17
PFUnAND—Below MRL2025-03-17
9Cl-PF3ONSND—Below MRL2025-03-17
HFPO-DAND10Below MRL2025-03-17
PFMBAND—Below MRL2025-03-17
11Cl-PF3OUdSND—Below MRL2025-03-17
NMeFOSAAND—Below MRL2025-03-17
NFDHAND—Below MRL2025-03-17
PFEESAND—Below MRL2025-03-17
PFTAND—Below MRL2025-03-17
NEtFOSAAND—Below MRL2025-03-17
8:2 FTSND—Below MRL2025-03-17
6:2 FTSND—Below MRL2025-03-17
PFPeAND—Below MRL2025-03-17
4:2 FTSND—Below MRL2025-03-17
PFMPAND—Below MRL2025-03-17
PFBAND—Below MRL2025-03-17
PFTrDAND—Below MRL2025-03-17
PFUnAND—Below MRL2025-09-08
11Cl-PF3OUdSND—Below MRL2025-09-08
9Cl-PF3ONSND—Below MRL2025-09-08
6:2 FTSND—Below MRL2025-09-08
4:2 FTSND—Below MRL2025-09-08
8:2 FTSND—Below MRL2025-09-08
PFPeAND—Below MRL2025-09-08
PFBAND—Below MRL2025-09-08
PFNAND10Below MRL2025-09-08
PFMBAND—Below MRL2025-09-08
PFEESAND—Below MRL2025-09-08
NFDHAND—Below MRL2025-09-08
PFPeSND—Below MRL2025-09-08
lithium110000—2025-09-08
lithium110000—2025-03-17
lithium95000—2025-09-08
lithium82000—2025-03-17
PFPeA40—2025-03-17
PFPeA39—2025-09-08
PFBS24—2025-03-17
PFBS24—2025-09-08
PFHxA22—2025-03-17
PFHxA21—2025-09-08
PFOA194Exceeds2025-09-08
PFOA174Exceeds2025-03-17
PFBA6.7—2025-03-17
PFBA5.4—2025-09-08
PFHpA4.6—2025-09-08
PFHpA4—2025-03-17

Next steps