PFAS Comply

GREENHILL WATER & FIRE PRO AUTHORITY

PWSID: AL0001423 · FLORENCE, AL · Serving 8,214 people

Type: CWSOwner: LSource: SW
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

PFOA10.6 ppt(MCL: 4 ppt)
PFOS22.3 ppt(MCL: 4 ppt)

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

Detection summary

6
PFAS compounds detected
22.3 ppt
Highest single detection
2025-08-04
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
HFPO-DAND10Below MRL2025-08-04
PFPeAND—Below MRL2025-02-03
lithiumND—Below MRL2025-02-03
8:2 FTSND—Below MRL2025-02-03
4:2 FTSND—Below MRL2025-02-03
6:2 FTSND—Below MRL2025-02-03
6:2 FTSND—Below MRL2025-08-04
PFHxSND10Below MRL2025-08-04
PFBSND—Below MRL2025-08-04
4:2 FTSND—Below MRL2025-08-04
9Cl-PF3ONSND—Below MRL2025-08-04
lithiumND—Below MRL2025-08-04
PFPeSND—Below MRL2025-08-04
NFDHAND—Below MRL2025-08-04
PFEESAND—Below MRL2025-08-04
PFBAND—Below MRL2025-08-04
PFNAND10Below MRL2025-08-04
ADONAND—Below MRL2025-08-04
PFOSND4Below MRL2025-08-04
11Cl-PF3OUdSND—Below MRL2025-08-04
PFUnAND—Below MRL2025-08-04
PFHxAND—Below MRL2025-08-04
PFDoAND—Below MRL2025-08-04
PFDAND—Below MRL2025-08-04
PFDoAND—Below MRL2025-02-03
HFPO-DAND10Below MRL2025-02-03
ADONAND—Below MRL2025-02-03
9Cl-PF3ONSND—Below MRL2025-02-03
11Cl-PF3OUdSND—Below MRL2025-02-03
PFEESAND—Below MRL2025-02-03
PFMBAND—Below MRL2025-02-03
PFDAND—Below MRL2025-02-03
PFNAND10Below MRL2025-02-03
PFHxSND10Below MRL2025-02-03
NMeFOSAAND—Below MRL2025-02-03
NEtFOSAAND—Below MRL2025-02-03
PFTrDAND—Below MRL2025-02-03
PFTAND—Below MRL2025-02-03
PFUnAND—Below MRL2025-02-03
PFPeSND—Below MRL2025-02-03
PFHpSND—Below MRL2025-02-03
NFDHAND—Below MRL2025-02-03
PFMPAND—Below MRL2025-02-03
PFTrDAND—Below MRL2025-05-05
8:2 FTSND—Below MRL2025-05-05
PFMPAND—Below MRL2025-05-05
PFPeAND—Below MRL2025-05-05
PFMBAND—Below MRL2025-05-05
NMeFOSAAND—Below MRL2025-05-05
lithiumND—Below MRL2025-05-05
HFPO-DAND10Below MRL2025-05-05
PFTAND—Below MRL2025-05-05
PFEESAND—Below MRL2025-05-05
NFDHAND—Below MRL2025-05-05
PFPeSND—Below MRL2025-05-05
PFHpSND—Below MRL2025-05-05
NEtFOSAAND—Below MRL2025-05-05
4:2 FTSND—Below MRL2025-05-05
ADONAND—Below MRL2025-05-05
9Cl-PF3ONSND—Below MRL2025-05-05
11Cl-PF3OUdSND—Below MRL2025-05-05
PFUnAND—Below MRL2025-05-05
PFDoAND—Below MRL2025-05-05
PFDAND—Below MRL2025-05-05
PFNAND10Below MRL2025-05-05
PFHxSND10Below MRL2025-05-05
6:2 FTSND—Below MRL2025-05-05
PFTAND—Below MRL2025-08-04
PFTrDAND—Below MRL2025-08-04
NEtFOSAAND—Below MRL2025-08-04
NMeFOSAAND—Below MRL2025-08-04
PFHpAND—Below MRL2025-08-04
PFHxSND10Below MRL2025-08-04
NFDHAND—Below MRL2025-08-04
PFPeSND—Below MRL2025-08-04
PFNAND10Below MRL2025-08-04
PFDAND—Below MRL2025-08-04
lithiumND—Below MRL2025-08-04
PFUnAND—Below MRL2025-08-04
11Cl-PF3OUdSND—Below MRL2025-08-04
9Cl-PF3ONSND—Below MRL2025-08-04
ADONAND—Below MRL2025-08-04
HFPO-DAND10Below MRL2025-08-04
6:2 FTSND—Below MRL2025-08-04
4:2 FTSND—Below MRL2025-08-04
8:2 FTSND—Below MRL2025-08-04
PFMPAND—Below MRL2025-08-04
PFPeAND—Below MRL2025-08-04
PFMBAND—Below MRL2025-08-04
PFEESAND—Below MRL2025-08-04
PFHpSND—Below MRL2025-08-04
PFDoAND—Below MRL2025-08-04
NEtFOSAAND—Below MRL2025-11-03
PFTrDAND—Below MRL2025-11-03
NMeFOSAAND—Below MRL2025-11-03
lithiumND—Below MRL2025-11-03
PFBSND—Below MRL2025-11-03
PFHpAND—Below MRL2025-11-03
PFHxSND10Below MRL2025-11-03
PFNAND10Below MRL2025-11-03
PFDAND—Below MRL2025-11-03
PFDoAND—Below MRL2025-11-03
PFHxAND—Below MRL2025-11-03
PFUnAND—Below MRL2025-11-03
PFMBAND—Below MRL2025-11-03
PFTAND—Below MRL2025-11-03
PFPeSND—Below MRL2025-11-03
11Cl-PF3OUdSND—Below MRL2025-11-03
PFEESAND—Below MRL2025-11-03
PFHpSND—Below MRL2025-11-03
PFPeAND—Below MRL2025-11-03
PFMPAND—Below MRL2025-11-03
8:2 FTSND—Below MRL2025-11-03
4:2 FTSND—Below MRL2025-11-03
6:2 FTSND—Below MRL2025-11-03
PFBAND—Below MRL2025-11-03
HFPO-DAND10Below MRL2025-11-03
ADONAND—Below MRL2025-11-03
9Cl-PF3ONSND—Below MRL2025-11-03
NFDHAND—Below MRL2025-11-03
9Cl-PF3ONSND—Below MRL2025-02-03
ADONAND—Below MRL2025-02-03
HFPO-DAND10Below MRL2025-02-03
PFBAND—Below MRL2025-02-03
6:2 FTSND—Below MRL2025-02-03
4:2 FTSND—Below MRL2025-02-03
8:2 FTSND—Below MRL2025-02-03
PFMPAND—Below MRL2025-02-03
PFPeAND—Below MRL2025-02-03
PFMBAND—Below MRL2025-02-03
11Cl-PF3OUdSND—Below MRL2025-02-03
NFDHAND—Below MRL2025-02-03
PFBSND—Below MRL2025-02-03
PFEESAND—Below MRL2025-02-03
PFUnAND—Below MRL2025-02-03
PFHxAND—Below MRL2025-02-03
PFDoAND—Below MRL2025-02-03
PFDAND—Below MRL2025-02-03
PFOAND4Below MRL2025-02-03
PFOSND4Below MRL2025-02-03
PFNAND10Below MRL2025-02-03
PFHpAND—Below MRL2025-02-03
NMeFOSAAND—Below MRL2025-02-03
NEtFOSAAND—Below MRL2025-02-03
PFTrDAND—Below MRL2025-02-03
lithiumND—Below MRL2025-02-03
PFTAND—Below MRL2025-02-03
PFHpSND—Below MRL2025-02-03
PFHxSND10Below MRL2025-02-03
PFPeSND—Below MRL2025-02-03
NEtFOSAAND—Below MRL2025-08-04
PFHpSND—Below MRL2025-08-04
PFMBAND—Below MRL2025-08-04
PFPeAND—Below MRL2025-08-04
PFMPAND—Below MRL2025-08-04
8:2 FTSND—Below MRL2025-08-04
PFHpAND—Below MRL2025-08-04
NMeFOSAAND—Below MRL2025-08-04
PFOAND4Below MRL2025-08-04
PFTrDAND—Below MRL2025-08-04
PFTAND—Below MRL2025-08-04
PFOS22.34Exceeds2025-08-04
PFOS16.44Exceeds2025-05-05
PFBA13.3—2025-08-04
PFOS12.64Exceeds2025-02-03
PFOA10.64Exceeds2025-08-04
PFOA10.24Exceeds2025-02-03
PFOA10.14Exceeds2025-05-05
PFOS9.64Exceeds2025-11-03
PFBA7—2025-02-03
PFOA5.74Exceeds2025-11-03
PFBA5.3—2025-05-05
PFBS4.3—2025-05-05
PFBS4.3—2025-08-04
PFHxA4.2—2025-02-03
PFHxA3.7—2025-05-05
PFHxA3.7—2025-08-04
PFBS3.5—2025-02-03
PFHpA3.1—2025-02-03
PFHpA3.1—2025-05-05

Violation history

Monitoring & Reporting - PFBS(PFBS)
2017-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2017-01-01 · Resolved · Tier 3

Next steps