PFAS Comply

LIMESTONE COUNTY WATER AND SEWER AUTH.

PWSID: AL0000833 · ATHENS, AL · Serving 65,003 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

PFOA8.7 ppt(MCL: 4 ppt)
PFOS11.1 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
24.9 ppt
Highest single detection
2024-08-07
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
lithiumND—Below MRL2025-01-08
11Cl-PF3OUdSND—Below MRL2024-04-23
PFUnAND—Below MRL2024-04-23
PFHxAND—Below MRL2024-04-23
PFDoAND—Below MRL2024-04-23
PFDAND—Below MRL2024-04-23
PFHpAND—Below MRL2024-04-23
PFOSND4Below MRL2024-04-23
PFHxSND10Below MRL2024-04-23
9Cl-PF3ONSND—Below MRL2024-04-23
PFPeAND—Below MRL2024-04-23
lithiumND—Below MRL2024-04-03
PFOAND4Below MRL2024-04-23
ADONAND—Below MRL2024-04-23
HFPO-DAND10Below MRL2024-04-23
PFBAND—Below MRL2024-04-23
6:2 FTSND—Below MRL2024-04-23
4:2 FTSND—Below MRL2024-04-23
PFMPAND—Below MRL2024-04-23
PFMBAND—Below MRL2024-04-23
PFEESAND—Below MRL2024-04-23
NFDHAND—Below MRL2024-04-23
PFPeSND—Below MRL2024-04-23
PFHpSND—Below MRL2024-04-23
PFTAND—Below MRL2024-04-03
PFBSND—Below MRL2024-04-23
8:2 FTSND—Below MRL2024-04-23
NEtFOSAAND—Below MRL2024-04-03
PFTrDAND—Below MRL2024-04-03
NMeFOSAAND—Below MRL2024-04-03
PFNAND10Below MRL2024-07-02
PFEESAND—Below MRL2024-07-02
PFPeSND—Below MRL2024-07-02
PFHpSND—Below MRL2024-07-02
PFHxAND—Below MRL2024-07-02
PFUnAND—Below MRL2024-07-02
PFBSND—Below MRL2024-07-02
6:2 FTSND—Below MRL2024-07-02
PFHxSND10Below MRL2024-07-02
PFOSND4Below MRL2024-07-02
PFOAND4Below MRL2024-07-02
PFDAND—Below MRL2024-07-02
PFDoAND—Below MRL2024-07-02
lithiumND—Below MRL2024-07-02
PFHpAND—Below MRL2024-07-02
9Cl-PF3ONSND—Below MRL2024-07-02
PFTAND—Below MRL2024-07-02
NMeFOSAAND—Below MRL2024-07-02
PFBAND—Below MRL2024-07-02
NEtFOSAAND—Below MRL2024-07-02
PFTrDAND—Below MRL2024-07-02
NFDHAND—Below MRL2024-07-02
ADONAND—Below MRL2024-07-02
PFMBAND—Below MRL2024-07-02
11Cl-PF3OUdSND—Below MRL2024-07-02
4:2 FTSND—Below MRL2024-07-02
8:2 FTSND—Below MRL2024-07-02
PFMPAND—Below MRL2024-07-02
PFPeAND—Below MRL2024-07-02
HFPO-DAND10Below MRL2024-07-02
NMeFOSAAND—Below MRL2024-10-02
NEtFOSAAND—Below MRL2024-10-02
PFTrDAND—Below MRL2024-10-02
6:2 FTSND—Below MRL2024-10-02
PFHpSND—Below MRL2024-10-02
PFHpAND—Below MRL2024-10-02
PFUnAND—Below MRL2024-10-02
HFPO-DAND10Below MRL2024-10-02
PFBAND—Below MRL2024-10-02
9Cl-PF3ONSND—Below MRL2024-10-02
lithiumND—Below MRL2024-10-02
PFTAND—Below MRL2024-10-02
PFPeSND—Below MRL2024-10-02
NFDHAND—Below MRL2024-10-02
PFEESAND—Below MRL2024-10-02
PFPeAND—Below MRL2024-10-02
ADONAND—Below MRL2024-10-02
4:2 FTSND—Below MRL2024-10-02
11Cl-PF3OUdSND—Below MRL2024-10-02
PFHxAND—Below MRL2024-10-02
PFDoAND—Below MRL2024-10-02
PFMPAND—Below MRL2024-10-02
PFOAND4Below MRL2024-10-02
PFOSND4Below MRL2024-10-02
PFNAND10Below MRL2024-10-02
PFHxSND10Below MRL2024-10-02
8:2 FTSND—Below MRL2024-10-02
PFBSND—Below MRL2024-10-02
PFDAND—Below MRL2024-10-02
PFMBAND—Below MRL2024-10-02
PFHpAND—Below MRL2025-01-08
9Cl-PF3ONSND—Below MRL2025-01-08
11Cl-PF3OUdSND—Below MRL2025-01-08
ADONAND—Below MRL2025-01-08
PFUnAND—Below MRL2025-01-08
PFHxAND—Below MRL2025-01-08
PFDoAND—Below MRL2025-01-08
PFOAND4Below MRL2025-01-08
PFOSND4Below MRL2025-01-08
PFNAND10Below MRL2025-01-08
PFHxSND10Below MRL2025-01-08
PFDAND—Below MRL2025-01-08
PFPeAND—Below MRL2025-01-08
HFPO-DAND10Below MRL2025-01-08
PFBAND—Below MRL2025-01-08
6:2 FTSND—Below MRL2025-01-08
4:2 FTSND—Below MRL2025-01-08
PFTAND—Below MRL2025-01-08
PFMPAND—Below MRL2025-01-08
PFBSND—Below MRL2025-01-08
PFMBAND—Below MRL2025-01-08
PFEESAND—Below MRL2025-01-08
NFDHAND—Below MRL2025-01-08
PFPeSND—Below MRL2025-01-08
PFHpSND—Below MRL2025-01-08
NMeFOSAAND—Below MRL2025-01-08
NEtFOSAAND—Below MRL2025-01-08
PFTrDAND—Below MRL2025-01-08
lithiumND—Below MRL2025-01-08
8:2 FTSND—Below MRL2025-01-08
NEtFOSAAND—Below MRL2024-04-03
PFTrDAND—Below MRL2024-04-03
PFTAND—Below MRL2024-04-03
NMeFOSAAND—Below MRL2024-04-03
lithiumND—Below MRL2024-04-03
PFMBAND—Below MRL2024-08-07
PFTAND—Below MRL2024-07-02
PFTrDAND—Below MRL2024-07-02
NEtFOSAAND—Below MRL2024-07-02
NMeFOSAAND—Below MRL2024-07-02
PFHpSND—Below MRL2024-08-07
PFPeSND—Below MRL2024-08-07
PFEESAND—Below MRL2024-08-07
9Cl-PF3ONSND—Below MRL2025-01-08
PFPeSND—Below MRL2025-01-08
PFHpSND—Below MRL2025-01-08
PFMBAND—Below MRL2025-01-08
PFMPAND—Below MRL2025-01-08
8:2 FTSND—Below MRL2025-01-08
4:2 FTSND—Below MRL2025-01-08
6:2 FTSND—Below MRL2025-01-08
HFPO-DAND10Below MRL2025-01-08
ADONAND—Below MRL2025-01-08
PFTrDAND—Below MRL2025-01-08
NMeFOSAAND—Below MRL2025-01-08
PFHpAND—Below MRL2025-01-08
PFNAND10Below MRL2025-01-08
PFDoAND—Below MRL2025-01-08
PFTAND—Below MRL2025-01-08
11Cl-PF3OUdSND—Below MRL2025-01-08
NEtFOSAAND—Below MRL2025-01-08
PFDAND—Below MRL2025-01-08
PFUnAND—Below MRL2025-01-08
PFNAND10Below MRL2024-04-23
PFMPAND—Below MRL2024-08-07
8:2 FTSND—Below MRL2024-08-07
4:2 FTSND—Below MRL2024-08-07
6:2 FTSND—Below MRL2024-08-07
HFPO-DAND10Below MRL2024-08-07
NFDHAND—Below MRL2024-08-07
lithiumND—Below MRL2024-07-02
ADONAND—Below MRL2024-08-07
PFHpAND—Below MRL2024-08-07
PFNAND10Below MRL2024-08-07
9Cl-PF3ONSND—Below MRL2024-08-07
PFUnAND—Below MRL2024-08-07
PFDoAND—Below MRL2024-08-07
PFDAND—Below MRL2024-08-07
11Cl-PF3OUdSND—Below MRL2024-08-07
4:2 FTSND—Below MRL2024-11-06
6:2 FTSND—Below MRL2024-11-06
PFNAND10Below MRL2024-11-06
8:2 FTSND—Below MRL2024-11-06
11Cl-PF3OUdSND—Below MRL2024-11-06
HFPO-DAND10Below MRL2024-11-06
ADONAND—Below MRL2024-11-06
9Cl-PF3ONSND—Below MRL2024-11-06
PFUnAND—Below MRL2024-11-06
PFDoAND—Below MRL2024-11-06
lithiumND—Below MRL2024-10-02
PFHpAND—Below MRL2024-11-06
PFMPAND—Below MRL2024-11-06
PFTrDAND—Below MRL2024-10-02
NMeFOSAAND—Below MRL2024-10-02
NEtFOSAAND—Below MRL2024-10-02
PFDAND—Below MRL2024-11-06
PFTAND—Below MRL2024-10-02
PFEESAND—Below MRL2024-11-06
PFMBAND—Below MRL2024-11-06
PFHpSND—Below MRL2024-11-06
NFDHAND—Below MRL2024-11-06
PFPeSND—Below MRL2024-11-06
PFEESAND—Below MRL2025-01-08
NFDHAND—Below MRL2025-01-08
PFBA24.9—2024-08-07
PFBA22.3—2024-11-06
PFBA17.3—2025-01-08
PFBS12.4—2024-08-07
PFOS11.14Exceeds2024-08-07
PFOS9.94Exceeds2024-11-06
PFBS9.7—2025-01-08
PFBS9.2—2024-11-06
PFOA8.74Exceeds2024-08-07
PFOS8.64Exceeds2025-01-08
PFOA84Exceeds2024-11-06
PFHxA7.5—2024-11-06
PFHxA7.2—2024-08-07
PFPeA7.2—2024-11-06
PFHxS6.810Detected2024-08-07
PFHxS6.410Detected2024-11-06
PFOA5.94Exceeds2025-01-08
PFHxS5.410Detected2025-01-08
PFPeA5.4—2024-08-07
PFHxA4.7—2025-01-08
PFPeA3.5—2025-01-08

Violation history

Monitoring & Reporting - PFOA(PFOA)
2021-10-01 · Resolved · Tier 3

Next steps