PFAS Comply

NILES CITY PWS

PWSID: OH7802403 · NILES, OH · Serving 21,961 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

PFOS9 ppt(MCL: 4 ppt)

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

Detection summary

3
PFAS compounds detected
9 ppt
Highest single detection
2024-07-08
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFEESAND—Below MRL2025-05-01
6:2 FTSND—Below MRL2025-05-01
11Cl-PF3OUdSND—Below MRL2025-05-01
9Cl-PF3ONSND—Below MRL2025-05-01
8:2 FTSND—Below MRL2025-05-01
NMeFOSAAND—Below MRL2024-07-08
lithiumND—Below MRL2024-07-08
PFTAND—Below MRL2024-07-08
PFTrDAND—Below MRL2024-07-08
NEtFOSAAND—Below MRL2024-07-08
PFPeSND—Below MRL2024-07-31
PFHpSND—Below MRL2024-07-31
PFBSND—Below MRL2024-07-31
PFHpAND—Below MRL2024-07-31
PFMPAND—Below MRL2024-07-31
PFNAND10Below MRL2024-07-31
PFPeAND—Below MRL2024-07-31
PFHxSND10Below MRL2024-07-31
PFDoAND—Below MRL2024-07-31
PFHxAND—Below MRL2024-07-31
PFUnAND—Below MRL2024-07-31
11Cl-PF3OUdSND—Below MRL2024-07-31
9Cl-PF3ONSND—Below MRL2024-07-31
ADONAND—Below MRL2024-07-31
HFPO-DAND10Below MRL2024-07-31
6:2 FTSND—Below MRL2024-07-31
4:2 FTSND—Below MRL2024-07-31
8:2 FTSND—Below MRL2024-07-31
PFDAND—Below MRL2024-07-31
PFEESAND—Below MRL2024-07-31
PFOAND4Below MRL2024-07-31
PFMBAND—Below MRL2024-07-31
NFDHAND—Below MRL2024-07-31
PFHpAND—Below MRL2024-10-02
11Cl-PF3OUdSND—Below MRL2024-10-02
PFHxAND—Below MRL2024-10-02
PFDoAND—Below MRL2024-10-02
PFDAND—Below MRL2024-10-02
PFOAND4Below MRL2024-10-02
PFPeSND—Below MRL2024-10-02
ADONAND—Below MRL2024-10-02
HFPO-DAND10Below MRL2024-10-02
PFBSND—Below MRL2024-10-02
PFHpSND—Below MRL2024-10-02
PFUnAND—Below MRL2024-10-02
PFNAND10Below MRL2024-10-02
NMeFOSAAND—Below MRL2024-10-02
NFDHAND—Below MRL2024-10-02
PFEESAND—Below MRL2024-10-02
PFMBAND—Below MRL2024-10-02
PFPeAND—Below MRL2024-10-02
lithiumND—Below MRL2024-10-02
PFTAND—Below MRL2024-10-02
9Cl-PF3ONSND—Below MRL2024-10-02
NEtFOSAAND—Below MRL2024-10-02
PFBAND—Below MRL2024-10-02
PFMPAND—Below MRL2024-10-02
8:2 FTSND—Below MRL2024-10-02
4:2 FTSND—Below MRL2024-10-02
6:2 FTSND—Below MRL2024-10-02
PFTrDAND—Below MRL2024-10-02
lithiumND—Below MRL2025-01-08
PFTAND—Below MRL2025-01-08
NMeFOSAAND—Below MRL2025-01-08
PFTrDAND—Below MRL2025-01-08
NEtFOSAAND—Below MRL2025-01-08
PFHpSND—Below MRL2025-05-01
PFBAND—Below MRL2025-05-01
NFDHAND—Below MRL2025-05-01
PFTAND—Below MRL2025-05-01
PFTrDAND—Below MRL2025-05-01
NEtFOSAAND—Below MRL2025-05-01
NMeFOSAAND—Below MRL2025-05-01
ADONAND—Below MRL2025-05-01
PFBSND—Below MRL2025-05-01
PFHpAND—Below MRL2025-05-01
PFHxSND10Below MRL2025-05-01
PFPeAND—Below MRL2025-05-01
PFMBAND—Below MRL2025-05-01
4:2 FTSND—Below MRL2025-05-01
lithiumND—Below MRL2025-05-01
PFMPAND—Below MRL2025-05-01
PFPeSND—Below MRL2025-05-01
PFNAND10Below MRL2025-05-01
PFOAND4Below MRL2025-05-01
PFDAND—Below MRL2025-05-01
PFDoAND—Below MRL2025-05-01
PFHxAND—Below MRL2025-05-01
PFUnAND—Below MRL2025-05-01
HFPO-DAND10Below MRL2025-05-01
PFOS94Exceeds2024-10-02
PFBA5.9—2024-07-31
PFOS5.94Exceeds2024-07-31
PFOS4.64Exceeds2025-05-01
PFHxS3.610Detected2024-10-02

Next steps