PFAS Comply

CHICAGO

PWSID: IL0316000 · CHICAGO, IL · Serving 2,746,388 people

Type: CWSOwner: LSource: SW
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

0
PFAS compounds detected
N/A ppt
Highest single detection
2024-07-23
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFPeSND—Below MRL2024-01-08
PFPeAND—Below MRL2024-01-08
PFTAND—Below MRL2024-01-08
PFTrDAND—Below MRL2024-01-08
NEtFOSAAND—Below MRL2024-01-08
PFEESAND—Below MRL2024-01-08
NMeFOSAAND—Below MRL2024-01-08
lithiumND—Below MRL2024-01-08
PFHpSND—Below MRL2024-01-08
PFMBAND—Below MRL2024-01-08
PFMPAND—Below MRL2024-01-08
8:2 FTSND—Below MRL2024-01-08
4:2 FTSND—Below MRL2024-01-08
6:2 FTSND—Below MRL2024-01-08
PFBAND—Below MRL2024-01-08
PFDAND—Below MRL2024-01-08
ADONAND—Below MRL2024-01-08
9Cl-PF3ONSND—Below MRL2024-01-08
11Cl-PF3OUdSND—Below MRL2024-01-08
PFUnAND—Below MRL2024-01-08
PFHxAND—Below MRL2024-01-08
PFHpAND—Below MRL2024-01-08
PFDoAND—Below MRL2024-01-08
PFHxSND10Below MRL2024-01-08
PFOAND4Below MRL2024-01-08
PFNAND10Below MRL2024-01-08
PFBSND—Below MRL2024-01-08
PFOSND4Below MRL2024-01-08
HFPO-DAND10Below MRL2024-01-08
NFDHAND—Below MRL2024-01-08
PFHpSND—Below MRL2024-04-22
PFPeSND—Below MRL2024-04-22
PFEESAND—Below MRL2024-04-22
PFMBAND—Below MRL2024-04-22
PFPeAND—Below MRL2024-04-22
NFDHAND—Below MRL2024-04-22
PFTAND—Below MRL2024-04-22
PFTrDAND—Below MRL2024-04-22
NEtFOSAAND—Below MRL2024-04-22
NMeFOSAAND—Below MRL2024-04-22
PFMPAND—Below MRL2024-04-22
PFOSND4Below MRL2024-04-22
lithiumND—Below MRL2024-04-22
PFUnAND—Below MRL2024-04-22
PFBSND—Below MRL2024-04-22
PFHpAND—Below MRL2024-04-22
PFHxSND10Below MRL2024-04-22
PFNAND10Below MRL2024-04-22
PFOAND4Below MRL2024-04-22
PFDAND—Below MRL2024-04-22
PFHxAND—Below MRL2024-04-22
8:2 FTSND—Below MRL2024-04-22
11Cl-PF3OUdSND—Below MRL2024-04-22
9Cl-PF3ONSND—Below MRL2024-04-22
ADONAND—Below MRL2024-04-22
HFPO-DAND10Below MRL2024-04-22
PFBAND—Below MRL2024-04-22
6:2 FTSND—Below MRL2024-04-22
4:2 FTSND—Below MRL2024-04-22
PFDoAND—Below MRL2024-04-22
PFPeAND—Below MRL2024-07-23
NFDHAND—Below MRL2024-07-23
PFTAND—Below MRL2024-07-23
PFTrDAND—Below MRL2024-07-23
NEtFOSAAND—Below MRL2024-07-23
8:2 FTSND—Below MRL2024-07-23
NMeFOSAAND—Below MRL2024-07-23
PFBSND—Below MRL2024-07-23
lithiumND—Below MRL2024-07-23
PFPeSND—Below MRL2024-07-23
PFEESAND—Below MRL2024-07-23
PFMBAND—Below MRL2024-07-23
PFMPAND—Below MRL2024-07-23
4:2 FTSND—Below MRL2024-07-23
6:2 FTSND—Below MRL2024-07-23
PFDoAND—Below MRL2024-07-23
HFPO-DAND10Below MRL2024-07-23
ADONAND—Below MRL2024-07-23
9Cl-PF3ONSND—Below MRL2024-07-23
11Cl-PF3OUdSND—Below MRL2024-07-23
PFUnAND—Below MRL2024-07-23
PFHxSND10Below MRL2024-07-23
PFHxAND—Below MRL2024-07-23
PFNAND10Below MRL2024-07-23
PFDAND—Below MRL2024-07-23
PFOSND4Below MRL2024-07-23
PFHpAND—Below MRL2024-07-23
PFOAND4Below MRL2024-07-23
PFBAND—Below MRL2024-07-23
PFHpSND—Below MRL2024-07-23
PFHpSND—Below MRL2024-10-08
PFPeSND—Below MRL2024-10-08
PFEESAND—Below MRL2024-10-08
PFMBAND—Below MRL2024-10-08
PFPeAND—Below MRL2024-10-08
NFDHAND—Below MRL2024-10-08
PFTAND—Below MRL2024-10-08
PFTrDAND—Below MRL2024-10-08
NEtFOSAAND—Below MRL2024-10-08
NMeFOSAAND—Below MRL2024-10-08
PFMPAND—Below MRL2024-10-08
PFOAND4Below MRL2024-10-08
lithiumND—Below MRL2024-10-08
PFUnAND—Below MRL2024-10-08
PFBSND—Below MRL2024-10-08
PFHpAND—Below MRL2024-10-08
PFHxSND10Below MRL2024-10-08
PFNAND10Below MRL2024-10-08
PFOSND4Below MRL2024-10-08
PFDoAND—Below MRL2024-10-08
PFHxAND—Below MRL2024-10-08
8:2 FTSND—Below MRL2024-10-08
11Cl-PF3OUdSND—Below MRL2024-10-08
9Cl-PF3ONSND—Below MRL2024-10-08
ADONAND—Below MRL2024-10-08
HFPO-DAND10Below MRL2024-10-08
PFBAND—Below MRL2024-10-08
6:2 FTSND—Below MRL2024-10-08
4:2 FTSND—Below MRL2024-10-08
PFDAND—Below MRL2024-10-08
ADONAND—Below MRL2024-01-08
8:2 FTSND—Below MRL2024-01-08
PFBSND—Below MRL2024-01-08
PFHpAND—Below MRL2024-01-08
PFHxSND10Below MRL2024-01-08
PFNAND10Below MRL2024-01-08
PFOSND4Below MRL2024-01-08
PFOAND4Below MRL2024-01-08
PFDAND—Below MRL2024-01-08
PFDoAND—Below MRL2024-01-08
PFHxAND—Below MRL2024-01-08
PFUnAND—Below MRL2024-01-08
9Cl-PF3ONSND—Below MRL2024-01-08
lithiumND—Below MRL2024-01-08
4:2 FTSND—Below MRL2024-01-08
HFPO-DAND10Below MRL2024-01-08
PFMPAND—Below MRL2024-01-08
PFPeAND—Below MRL2024-01-08
PFMBAND—Below MRL2024-01-08
PFEESAND—Below MRL2024-01-08
NFDHAND—Below MRL2024-01-08
PFPeSND—Below MRL2024-01-08
PFHpSND—Below MRL2024-01-08
PFTAND—Below MRL2024-01-08
PFTrDAND—Below MRL2024-01-08
NEtFOSAAND—Below MRL2024-01-08
NMeFOSAAND—Below MRL2024-01-08
11Cl-PF3OUdSND—Below MRL2024-01-08
PFBAND—Below MRL2024-01-08
6:2 FTSND—Below MRL2024-01-08
PFEESAND—Below MRL2024-04-22
ADONAND—Below MRL2024-04-22
HFPO-DAND10Below MRL2024-04-22
PFBAND—Below MRL2024-04-22
6:2 FTSND—Below MRL2024-04-22
4:2 FTSND—Below MRL2024-04-22
8:2 FTSND—Below MRL2024-04-22
PFMPAND—Below MRL2024-04-22
9Cl-PF3ONSND—Below MRL2024-04-22
PFMBAND—Below MRL2024-04-22
NEtFOSAAND—Below MRL2024-04-22
NFDHAND—Below MRL2024-04-22
PFPeSND—Below MRL2024-04-22
PFHpSND—Below MRL2024-04-22
PFTAND—Below MRL2024-04-22
PFTrDAND—Below MRL2024-04-22
NMeFOSAAND—Below MRL2024-04-22
PFPeAND—Below MRL2024-04-22
PFHxSND10Below MRL2024-04-22
lithiumND—Below MRL2024-04-22
PFHpAND—Below MRL2024-04-22
11Cl-PF3OUdSND—Below MRL2024-04-22
PFNAND10Below MRL2024-04-22
PFOSND4Below MRL2024-04-22
PFOAND4Below MRL2024-04-22
PFDAND—Below MRL2024-04-22
PFDoAND—Below MRL2024-04-22
PFHxAND—Below MRL2024-04-22
PFUnAND—Below MRL2024-04-22
PFBSND—Below MRL2024-04-22
4:2 FTSND—Below MRL2024-07-23
NFDHAND—Below MRL2024-07-23
PFEESAND—Below MRL2024-07-23
PFMBAND—Below MRL2024-07-23
PFPeAND—Below MRL2024-07-23
PFMPAND—Below MRL2024-07-23
8:2 FTSND—Below MRL2024-07-23
6:2 FTSND—Below MRL2024-07-23
NEtFOSAAND—Below MRL2024-07-23
PFTrDAND—Below MRL2024-07-23
PFDoAND—Below MRL2024-07-23
PFPeSND—Below MRL2024-07-23
PFHxAND—Below MRL2024-07-23
PFBAND—Below MRL2024-07-23
PFTAND—Below MRL2024-07-23
PFOAND4Below MRL2024-07-23
PFDAND—Below MRL2024-07-23
NMeFOSAAND—Below MRL2024-07-23
PFHpSND—Below MRL2024-07-23
11Cl-PF3OUdSND—Below MRL2024-07-23
PFUnAND—Below MRL2024-07-23
9Cl-PF3ONSND—Below MRL2024-07-23
ADONAND—Below MRL2024-07-23
PFOSND4Below MRL2024-07-23
PFNAND10Below MRL2024-07-23
PFHxSND10Below MRL2024-07-23
PFHpAND—Below MRL2024-07-23
PFBSND—Below MRL2024-07-23
HFPO-DAND10Below MRL2024-07-23
lithiumND—Below MRL2024-07-23
PFPeSND—Below MRL2024-10-08
PFBAND—Below MRL2024-10-08
6:2 FTSND—Below MRL2024-10-08
8:2 FTSND—Below MRL2024-10-08
HFPO-DAND10Below MRL2024-10-08
PFMPAND—Below MRL2024-10-08
PFPeAND—Below MRL2024-10-08
PFMBAND—Below MRL2024-10-08
NFDHAND—Below MRL2024-10-08
PFHpSND—Below MRL2024-10-08
4:2 FTSND—Below MRL2024-10-08
PFHxAND—Below MRL2024-10-08
PFEESAND—Below MRL2024-10-08
PFTAND—Below MRL2024-10-08
NEtFOSAAND—Below MRL2024-10-08
NMeFOSAAND—Below MRL2024-10-08
11Cl-PF3OUdSND—Below MRL2024-10-08
ADONAND—Below MRL2024-10-08
PFTrDAND—Below MRL2024-10-08
lithiumND—Below MRL2024-10-08
PFHpAND—Below MRL2024-10-08
PFHxSND10Below MRL2024-10-08
PFOSND4Below MRL2024-10-08
PFOAND4Below MRL2024-10-08
PFDAND—Below MRL2024-10-08
9Cl-PF3ONSND—Below MRL2024-10-08
PFBSND—Below MRL2024-10-08
PFUnAND—Below MRL2024-10-08
PFNAND10Below MRL2024-10-08
PFDoAND—Below MRL2024-10-08

Violation history

Monitoring & Reporting - PFOA(PFOA)
2019-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFOS(PFOS)
2019-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxS(PFHxS)
2019-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2019-01-01 · Resolved · Tier 3
Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
2019-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFBS(PFBS)
2019-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxA(PFHxA)
2019-01-01 · Resolved · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2019-01-01 · Resolved · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2019-01-01 · Resolved · Tier 3

Next steps