PFAS Comply

ST CHARLES CO PWSD #2 WRIGHT CITY

PWSID: MO6010874 · O FALLON, MO · Serving 3,550 people

Type: CWSOwner: LSource: GW
Settlement eligible
May qualify for 3M/DuPont settlement funds
Check claims portal →
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

1
PFAS compounds detected
62700 ppt
Highest single detection
2025-09-02
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
NMeFOSAAND—Below MRL2025-07-28
PFMPAND—Below MRL2025-01-29
PFPeAND—Below MRL2025-01-29
PFMBAND—Below MRL2025-01-29
PFEESAND—Below MRL2025-01-29
NFDHAND—Below MRL2025-01-29
PFPeSND—Below MRL2025-01-29
PFHpSND—Below MRL2025-01-29
PFNAND10Below MRL2025-07-28
PFOSND4Below MRL2025-07-28
PFOAND4Below MRL2025-07-28
8:2 FTSND—Below MRL2025-01-29
PFTrDAND—Below MRL2025-01-29
NMeFOSAAND—Below MRL2025-01-29
4:2 FTSND—Below MRL2025-01-29
NEtFOSAAND—Below MRL2025-01-29
PFTAND—Below MRL2025-01-29
PFDAND—Below MRL2025-01-29
6:2 FTSND—Below MRL2025-01-29
PFHxSND10Below MRL2025-01-29
PFNAND10Below MRL2025-01-29
PFOAND4Below MRL2025-01-29
PFHpAND—Below MRL2025-01-29
PFDoAND—Below MRL2025-01-29
PFHxAND—Below MRL2025-01-29
PFUnAND—Below MRL2025-01-29
11Cl-PF3OUdSND—Below MRL2025-01-29
9Cl-PF3ONSND—Below MRL2025-01-29
PFBSND—Below MRL2025-01-29
ADONAND—Below MRL2025-01-29
HFPO-DAND10Below MRL2025-01-29
PFBAND—Below MRL2025-01-29
PFOSND4Below MRL2025-01-29
4:2 FTSND—Below MRL2025-09-02
PFUnAND—Below MRL2025-09-02
11Cl-PF3OUdSND—Below MRL2025-09-02
9Cl-PF3ONSND—Below MRL2025-09-02
HFPO-DAND10Below MRL2025-09-02
6:2 FTSND—Below MRL2025-09-02
8:2 FTSND—Below MRL2025-09-02
PFMPAND—Below MRL2025-09-02
PFPeAND—Below MRL2025-09-02
PFMBAND—Below MRL2025-09-02
PFEESAND—Below MRL2025-09-02
PFTAND—Below MRL2025-07-29
PFHxAND—Below MRL2025-09-02
NEtFOSAAND—Below MRL2025-07-29
ADONAND—Below MRL2025-09-02
PFTrDAND—Below MRL2025-07-29
PFPeSND—Below MRL2025-09-02
PFDoAND—Below MRL2025-09-02
PFBAND—Below MRL2025-09-02
PFHpAND—Below MRL2025-09-02
NMeFOSAAND—Below MRL2025-07-29
PFBSND—Below MRL2025-09-02
PFHpSND—Below MRL2025-09-02
PFHxSND10Below MRL2025-09-02
PFNAND10Below MRL2025-09-02
PFOSND4Below MRL2025-09-02
PFOAND4Below MRL2025-09-02
PFDAND—Below MRL2025-09-02
NFDHAND—Below MRL2025-09-02
PFMPAND—Below MRL2025-01-29
PFNAND10Below MRL2025-01-29
PFHxSND10Below MRL2025-01-29
PFHpAND—Below MRL2025-01-29
PFBSND—Below MRL2025-01-29
PFHpSND—Below MRL2025-01-29
PFPeSND—Below MRL2025-01-29
NFDHAND—Below MRL2025-01-29
PFEESAND—Below MRL2025-01-29
PFOSND4Below MRL2025-01-29
PFPeAND—Below MRL2025-01-29
9Cl-PF3ONSND—Below MRL2025-01-29
PFMBAND—Below MRL2025-01-29
PFBAND—Below MRL2025-01-29
PFTAND—Below MRL2025-01-29
PFTrDAND—Below MRL2025-01-29
NEtFOSAAND—Below MRL2025-01-29
NMeFOSAAND—Below MRL2025-01-29
8:2 FTSND—Below MRL2025-01-29
PFUnAND—Below MRL2025-01-29
6:2 FTSND—Below MRL2025-01-29
PFOAND4Below MRL2025-01-29
HFPO-DAND10Below MRL2025-01-29
ADONAND—Below MRL2025-01-29
11Cl-PF3OUdSND—Below MRL2025-01-29
PFHxAND—Below MRL2025-01-29
PFDoAND—Below MRL2025-01-29
PFDAND—Below MRL2025-01-29
4:2 FTSND—Below MRL2025-01-29
PFMBAND—Below MRL2025-07-28
HFPO-DAND10Below MRL2025-07-28
PFMPAND—Below MRL2025-07-28
PFEESAND—Below MRL2025-07-28
PFPeAND—Below MRL2025-07-28
8:2 FTSND—Below MRL2025-07-28
4:2 FTSND—Below MRL2025-07-28
PFTAND—Below MRL2025-07-28
PFBAND—Below MRL2025-07-28
ADONAND—Below MRL2025-07-28
9Cl-PF3ONSND—Below MRL2025-07-28
11Cl-PF3OUdSND—Below MRL2025-07-28
PFUnAND—Below MRL2025-07-28
PFHxAND—Below MRL2025-07-28
PFDoAND—Below MRL2025-07-28
PFBSND—Below MRL2025-07-28
6:2 FTSND—Below MRL2025-07-28
PFTrDAND—Below MRL2025-07-28
PFDAND—Below MRL2025-07-28
NEtFOSAAND—Below MRL2025-07-28
PFHpAND—Below MRL2025-07-28
NFDHAND—Below MRL2025-07-28
PFPeSND—Below MRL2025-07-28
PFHpSND—Below MRL2025-07-28
PFHxSND10Below MRL2025-07-28
lithium62700—2025-07-29
lithium59400—2025-01-29
lithium37900—2025-07-28
lithium36200—2025-01-29

Next steps