PFAS Comply

FLOWING WELLS IRRIGATION DISTRICT

PWSID: AZ0410051 · TUCSON, AZ · Serving 16,000 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

PFOA5 ppt(MCL: 4 ppt)
PFOS6 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
228000 ppt
Highest single detection
2023-08-03
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFMBAND—Below MRL2023-08-03
PFHpAND—Below MRL2023-02-28
PFHpSND—Below MRL2023-02-28
PFBSND—Below MRL2023-02-28
PFPeSND—Below MRL2023-02-28
NFDHAND—Below MRL2023-08-03
4:2 FTSND—Below MRL2023-08-03
8:2 FTSND—Below MRL2023-08-03
PFPeSND—Below MRL2023-08-03
PFHpSND—Below MRL2023-08-03
PFTrDAND—Below MRL2023-08-03
NEtFOSAAND—Below MRL2023-08-03
NMeFOSAAND—Below MRL2023-08-03
PFBAND—Below MRL2023-08-03
HFPO-DAND10Below MRL2023-08-03
PFTAND—Below MRL2023-08-03
PFOSND4Below MRL2023-08-03
6:2 FTSND—Below MRL2023-08-03
PFHpAND—Below MRL2023-08-03
PFHxSND10Below MRL2023-08-03
PFNAND10Below MRL2023-08-03
PFBSND—Below MRL2023-08-03
PFOAND4Below MRL2023-08-03
PFDAND—Below MRL2023-08-03
PFDoAND—Below MRL2023-08-03
PFHxAND—Below MRL2023-08-03
PFUnAND—Below MRL2023-08-03
11Cl-PF3OUdSND—Below MRL2023-08-03
9Cl-PF3ONSND—Below MRL2023-08-03
ADONAND—Below MRL2023-08-03
NFDHAND—Below MRL2023-02-28
PFNAND10Below MRL2023-02-28
PFOSND4Below MRL2023-02-28
PFEESAND—Below MRL2023-02-28
PFTrDAND—Below MRL2023-02-28
9Cl-PF3ONSND—Below MRL2023-02-28
NEtFOSAAND—Below MRL2023-02-28
NMeFOSAAND—Below MRL2023-02-28
PFOAND4Below MRL2023-02-28
PFMBAND—Below MRL2023-02-28
PFPeAND—Below MRL2023-02-28
PFMPAND—Below MRL2023-02-28
4:2 FTSND—Below MRL2023-02-28
PFBAND—Below MRL2023-02-28
ADONAND—Below MRL2023-02-28
11Cl-PF3OUdSND—Below MRL2023-02-28
PFUnAND—Below MRL2023-02-28
PFHxAND—Below MRL2023-02-28
PFDoAND—Below MRL2023-02-28
PFDAND—Below MRL2023-02-28
8:2 FTSND—Below MRL2023-02-28
PFTAND—Below MRL2023-02-28
HFPO-DAND10Below MRL2023-02-28
6:2 FTSND—Below MRL2023-02-28
PFUnAND—Below MRL2023-08-03
PFMPAND—Below MRL2023-08-03
8:2 FTSND—Below MRL2023-08-03
PFTAND—Below MRL2023-08-03
PFTrDAND—Below MRL2023-08-03
NEtFOSAAND—Below MRL2023-08-03
PFMBAND—Below MRL2023-08-03
4:2 FTSND—Below MRL2023-08-03
PFEESAND—Below MRL2023-08-03
6:2 FTSND—Below MRL2023-08-03
PFBAND—Below MRL2023-08-03
HFPO-DAND10Below MRL2023-08-03
ADONAND—Below MRL2023-08-03
9Cl-PF3ONSND—Below MRL2023-08-03
11Cl-PF3OUdSND—Below MRL2023-08-03
PFHxAND—Below MRL2023-08-03
NMeFOSAAND—Below MRL2023-08-03
PFDoAND—Below MRL2023-08-03
PFBSND—Below MRL2023-08-03
PFHpAND—Below MRL2023-08-03
PFNAND10Below MRL2023-08-03
PFOAND4Below MRL2023-08-03
PFPeAND—Below MRL2023-08-03
PFOSND4Below MRL2023-08-03
PFHpSND—Below MRL2023-08-03
PFPeSND—Below MRL2023-08-03
NFDHAND—Below MRL2023-08-03
PFDAND—Below MRL2023-08-03
PFNAND10Below MRL2023-02-28
PFTAND—Below MRL2023-02-28
NEtFOSAAND—Below MRL2023-02-28
NMeFOSAAND—Below MRL2023-02-28
lithiumND—Below MRL2023-02-28
ADONAND—Below MRL2023-02-28
PFHpSND—Below MRL2023-02-28
PFPeSND—Below MRL2023-02-28
NFDHAND—Below MRL2023-02-28
PFEESAND—Below MRL2023-02-28
PFMBAND—Below MRL2023-02-28
PFMPAND—Below MRL2023-02-28
8:2 FTSND—Below MRL2023-02-28
4:2 FTSND—Below MRL2023-02-28
6:2 FTSND—Below MRL2023-02-28
PFHpAND—Below MRL2023-02-28
HFPO-DAND10Below MRL2023-02-28
9Cl-PF3ONSND—Below MRL2023-02-28
11Cl-PF3OUdSND—Below MRL2023-02-28
PFUnAND—Below MRL2023-02-28
PFDoAND—Below MRL2023-02-28
PFDAND—Below MRL2023-02-28
PFTrDAND—Below MRL2023-02-28
PFBAND—Below MRL2023-02-28
8:2 FTSND—Below MRL2023-08-03
ADONAND—Below MRL2023-08-03
PFHpSND—Below MRL2023-08-03
11Cl-PF3OUdSND—Below MRL2023-08-03
PFTAND—Below MRL2023-08-03
PFTrDAND—Below MRL2023-08-03
HFPO-DAND10Below MRL2023-08-03
NMeFOSAAND—Below MRL2023-08-03
9Cl-PF3ONSND—Below MRL2023-08-03
PFHpAND—Below MRL2023-08-03
PFNAND10Below MRL2023-08-03
PFDAND—Below MRL2023-08-03
PFDoAND—Below MRL2023-08-03
NEtFOSAAND—Below MRL2023-08-03
PFEESAND—Below MRL2023-08-03
6:2 FTSND—Below MRL2023-08-03
4:2 FTSND—Below MRL2023-08-03
PFPeSND—Below MRL2023-08-03
PFMPAND—Below MRL2023-08-03
PFUnAND—Below MRL2023-08-03
PFMBAND—Below MRL2023-08-03
NFDHAND—Below MRL2023-08-03
PFBAND—Below MRL2023-08-03
4:2 FTSND—Below MRL2023-02-28
6:2 FTSND—Below MRL2023-02-28
PFHpSND—Below MRL2023-02-28
HFPO-DAND10Below MRL2023-02-28
ADONAND—Below MRL2023-02-28
9Cl-PF3ONSND—Below MRL2023-02-28
PFBAND—Below MRL2023-02-28
PFPeSND—Below MRL2023-02-28
NFDHAND—Below MRL2023-02-28
PFMBAND—Below MRL2023-02-28
PFPeAND—Below MRL2023-02-28
PFMPAND—Below MRL2023-02-28
8:2 FTSND—Below MRL2023-02-28
11Cl-PF3OUdSND—Below MRL2023-02-28
PFTrDAND—Below MRL2023-02-28
PFEESAND—Below MRL2023-02-28
PFTAND—Below MRL2023-02-28
NMeFOSAAND—Below MRL2023-02-28
NEtFOSAAND—Below MRL2023-02-28
PFBSND—Below MRL2023-02-28
PFHpAND—Below MRL2023-02-28
PFHxSND10Below MRL2023-02-28
PFOSND4Below MRL2023-02-28
PFOAND4Below MRL2023-02-28
PFDAND—Below MRL2023-02-28
PFDoAND—Below MRL2023-02-28
PFHxAND—Below MRL2023-02-28
PFUnAND—Below MRL2023-02-28
PFNAND10Below MRL2023-02-28
PFMBAND—Below MRL2023-08-03
PFHpSND—Below MRL2023-08-03
9Cl-PF3ONSND—Below MRL2023-08-03
ADONAND—Below MRL2023-08-03
HFPO-DAND10Below MRL2023-08-03
PFBAND—Below MRL2023-08-03
6:2 FTSND—Below MRL2023-08-03
4:2 FTSND—Below MRL2023-08-03
8:2 FTSND—Below MRL2023-08-03
NFDHAND—Below MRL2023-08-03
PFPeAND—Below MRL2023-08-03
PFEESAND—Below MRL2023-08-03
PFPeSND—Below MRL2023-08-03
PFHxAND—Below MRL2023-08-03
PFMPAND—Below MRL2023-08-03
PFUnAND—Below MRL2023-08-03
11Cl-PF3OUdSND—Below MRL2023-08-03
PFTrDAND—Below MRL2023-08-03
NMeFOSAAND—Below MRL2023-08-03
PFTAND—Below MRL2023-08-03
PFBSND—Below MRL2023-08-03
PFHpAND—Below MRL2023-08-03
PFHxSND10Below MRL2023-08-03
PFNAND10Below MRL2023-08-03
PFOSND4Below MRL2023-08-03
PFOAND4Below MRL2023-08-03
PFDAND—Below MRL2023-08-03
PFDoAND—Below MRL2023-08-03
NEtFOSAAND—Below MRL2023-08-03
8:2 FTSND—Below MRL2023-02-28
ADONAND—Below MRL2023-02-28
HFPO-DAND10Below MRL2023-02-28
PFBAND—Below MRL2023-02-28
6:2 FTSND—Below MRL2023-02-28
4:2 FTSND—Below MRL2023-02-28
PFMPAND—Below MRL2023-02-28
PFPeAND—Below MRL2023-02-28
PFHxAND—Below MRL2023-02-28
PFMBAND—Below MRL2023-02-28
NEtFOSAAND—Below MRL2023-02-28
NFDHAND—Below MRL2023-02-28
PFOAND4Below MRL2023-02-28
PFEESAND—Below MRL2023-02-28
9Cl-PF3ONSND—Below MRL2023-02-28
PFUnAND—Below MRL2023-02-28
11Cl-PF3OUdSND—Below MRL2023-02-28
PFBSND—Below MRL2023-02-28
PFHpAND—Below MRL2023-02-28
PFHxSND10Below MRL2023-02-28
PFDoAND—Below MRL2023-02-28
PFOSND4Below MRL2023-02-28
PFDAND—Below MRL2023-02-28
NMeFOSAAND—Below MRL2023-02-28
PFHpSND—Below MRL2023-02-28
PFPeSND—Below MRL2023-02-28
PFTAND—Below MRL2023-02-28
PFTrDAND—Below MRL2023-02-28
PFNAND10Below MRL2023-02-28
PFHxAND—Below MRL2023-08-03
9Cl-PF3ONSND—Below MRL2023-08-03
PFTAND—Below MRL2023-08-03
PFUnAND—Below MRL2023-08-03
8:2 FTSND—Below MRL2023-08-03
11Cl-PF3OUdSND—Below MRL2023-08-03
PFPeAND—Below MRL2023-08-03
PFDoAND—Below MRL2023-08-03
PFDAND—Below MRL2023-08-03
PFOAND4Below MRL2023-08-03
PFOSND4Below MRL2023-08-03
PFNAND10Below MRL2023-08-03
PFHxSND10Below MRL2023-08-03
PFHpAND—Below MRL2023-08-03
PFHpSND—Below MRL2023-08-03
PFPeSND—Below MRL2023-08-03
NFDHAND—Below MRL2023-08-03
6:2 FTSND—Below MRL2023-08-03
PFMBAND—Below MRL2023-08-03
PFTrDAND—Below MRL2023-08-03
PFMPAND—Below MRL2023-08-03
4:2 FTSND—Below MRL2023-08-03
PFBAND—Below MRL2023-08-03
HFPO-DAND10Below MRL2023-08-03
PFBSND—Below MRL2023-08-03
ADONAND—Below MRL2023-08-03
NMeFOSAAND—Below MRL2023-08-03
NEtFOSAAND—Below MRL2023-08-03
PFEESAND—Below MRL2023-08-03
9Cl-PF3ONSND—Below MRL2023-02-28
PFHxAND—Below MRL2023-02-28
ADONAND—Below MRL2023-02-28
PFBSND—Below MRL2023-02-28
PFHpAND—Below MRL2023-02-28
PFNAND10Below MRL2023-02-28
PFOSND4Below MRL2023-02-28
PFOAND4Below MRL2023-02-28
PFBAND—Below MRL2023-02-28
PFDoAND—Below MRL2023-02-28
NMeFOSAAND—Below MRL2023-02-28
PFUnAND—Below MRL2023-02-28
11Cl-PF3OUdSND—Below MRL2023-02-28
PFPeSND—Below MRL2023-02-28
NEtFOSAAND—Below MRL2023-02-28
PFDAND—Below MRL2023-02-28
PFTAND—Below MRL2023-02-28
PFHpSND—Below MRL2023-02-28
NFDHAND—Below MRL2023-02-28
PFEESAND—Below MRL2023-02-28
PFMBAND—Below MRL2023-02-28
PFPeAND—Below MRL2023-02-28
PFMPAND—Below MRL2023-02-28
8:2 FTSND—Below MRL2023-02-28
4:2 FTSND—Below MRL2023-02-28
6:2 FTSND—Below MRL2023-02-28
HFPO-DAND10Below MRL2023-02-28
PFTrDAND—Below MRL2023-02-28
PFMBAND—Below MRL2023-08-03
PFBSND—Below MRL2023-08-03
PFHpAND—Below MRL2023-08-03
PFHxSND10Below MRL2023-08-03
PFNAND10Below MRL2023-08-03
PFOSND4Below MRL2023-08-03
PFOAND4Below MRL2023-08-03
4:2 FTSND—Below MRL2023-08-03
PFDAND—Below MRL2023-08-03
PFDoAND—Below MRL2023-08-03
PFHxAND—Below MRL2023-08-03
PFUnAND—Below MRL2023-08-03
11Cl-PF3OUdSND—Below MRL2023-08-03
9Cl-PF3ONSND—Below MRL2023-08-03
ADONAND—Below MRL2023-08-03
HFPO-DAND10Below MRL2023-08-03
PFTrDAND—Below MRL2023-08-03
6:2 FTSND—Below MRL2023-08-03
NMeFOSAAND—Below MRL2023-08-03
8:2 FTSND—Below MRL2023-08-03
PFMPAND—Below MRL2023-08-03
PFPeAND—Below MRL2023-08-03
PFEESAND—Below MRL2023-08-03
NFDHAND—Below MRL2023-08-03
PFPeSND—Below MRL2023-08-03
PFHpSND—Below MRL2023-08-03
PFTAND—Below MRL2023-08-03
NEtFOSAAND—Below MRL2023-08-03
PFBAND—Below MRL2023-08-03
PFMPAND—Below MRL2023-02-28
PFHxSND10Below MRL2023-02-28
4:2 FTSND—Below MRL2023-02-28
PFTAND—Below MRL2023-02-28
PFTrDAND—Below MRL2023-02-28
NEtFOSAAND—Below MRL2023-02-28
NMeFOSAAND—Below MRL2023-02-28
PFHpAND—Below MRL2023-02-28
PFNAND10Below MRL2023-02-28
PFOSND4Below MRL2023-02-28
PFOAND4Below MRL2023-02-28
PFDAND—Below MRL2023-02-28
PFDoAND—Below MRL2023-02-28
PFHxAND—Below MRL2023-02-28
PFPeAND—Below MRL2023-02-28
11Cl-PF3OUdSND—Below MRL2023-02-28
9Cl-PF3ONSND—Below MRL2023-02-28
ADONAND—Below MRL2023-02-28
HFPO-DAND10Below MRL2023-02-28
PFBAND—Below MRL2023-02-28
6:2 FTSND—Below MRL2023-02-28
PFHpSND—Below MRL2023-02-28
8:2 FTSND—Below MRL2023-02-28
PFMBAND—Below MRL2023-02-28
PFPeSND—Below MRL2023-02-28
NFDHAND—Below MRL2023-02-28
PFEESAND—Below MRL2023-02-28
PFBSND—Below MRL2023-02-28
PFUnAND—Below MRL2023-02-28
PFEESAND—Below MRL2023-08-03
PFPeAND—Below MRL2023-08-03
PFMPAND—Below MRL2023-08-03
lithium228000—2023-08-03
lithium223000—2023-02-28
lithium129000—2023-02-28
lithium108000—2023-08-03
lithium92900—2023-08-03
lithium17100—2023-02-28
lithium16800—2023-08-03
lithium14100—2023-02-28
lithium13700—2023-08-03
lithium12400—2023-02-28
lithium9200—2023-08-03
PFHxS910Detected2023-02-28
PFHxS810Detected2023-08-03
PFOS64Exceeds2023-02-28
PFHxS510Detected2023-02-28
PFOA54Exceeds2023-02-28
PFOA54Exceeds2023-08-03
PFHxS510Detected2023-08-03
PFBS4—2023-02-28
PFOS44Detected2023-08-03
PFBS4—2023-08-03
PFPeA4—2023-02-28
PFHxA3—2023-02-28
PFPeA3—2023-08-03
PFHxA3—2023-08-03
PFHxS310Detected2023-02-28

Next steps