PFAS Comply

MIDDLETON WATERWORKS

PWSID: WI1130242 · MIDDLETON, WI · Serving 23,868 people

Type: CWSOwner: LSource: GW
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
2025-04-08
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
NEtFOSAAND—Below MRL2024-10-22
PFOAND4Below MRL2024-10-22
PFDoAND—Below MRL2024-10-22
PFHxAND—Below MRL2024-10-22
PFDAND—Below MRL2024-10-22
PFOSND4Below MRL2024-10-22
PFNAND10Below MRL2024-10-22
lithiumND—Below MRL2024-10-22
PFHxSND10Below MRL2024-10-22
PFUnAND—Below MRL2024-10-22
PFTrDAND—Below MRL2024-10-22
PFMPAND—Below MRL2024-10-22
NMeFOSAAND—Below MRL2024-10-22
PFBSND—Below MRL2024-10-22
PFTAND—Below MRL2024-10-22
PFMBAND—Below MRL2024-10-22
PFHpAND—Below MRL2024-10-22
PFHpSND—Below MRL2024-10-22
PFPeSND—Below MRL2024-10-22
4:2 FTSND—Below MRL2024-10-22
PFEESAND—Below MRL2024-10-22
11Cl-PF3OUdSND—Below MRL2024-10-22
PFPeAND—Below MRL2024-10-22
8:2 FTSND—Below MRL2024-10-22
6:2 FTSND—Below MRL2024-10-22
PFBAND—Below MRL2024-10-22
HFPO-DAND10Below MRL2024-10-22
ADONAND—Below MRL2024-10-22
9Cl-PF3ONSND—Below MRL2024-10-22
NFDHAND—Below MRL2024-10-22
PFTAND—Below MRL2025-04-08
PFTrDAND—Below MRL2025-04-08
NEtFOSAAND—Below MRL2025-04-08
NMeFOSAAND—Below MRL2025-04-08
PFMPAND—Below MRL2025-04-08
11Cl-PF3OUdSND—Below MRL2025-04-08
lithiumND—Below MRL2025-04-08
ADONAND—Below MRL2025-04-08
HFPO-DAND10Below MRL2025-04-08
PFBAND—Below MRL2025-04-08
6:2 FTSND—Below MRL2025-04-08
8:2 FTSND—Below MRL2025-04-08
PFPeAND—Below MRL2025-04-08
PFMBAND—Below MRL2025-04-08
PFEESAND—Below MRL2025-04-08
NFDHAND—Below MRL2025-04-08
PFPeSND—Below MRL2025-04-08
PFHpSND—Below MRL2025-04-08
PFDoAND—Below MRL2025-04-08
4:2 FTSND—Below MRL2025-04-08
9Cl-PF3ONSND—Below MRL2025-04-08
PFBSND—Below MRL2025-04-08
PFUnAND—Below MRL2025-04-08
PFHxAND—Below MRL2025-04-08
PFDAND—Below MRL2025-04-08
PFOAND4Below MRL2025-04-08
PFOSND4Below MRL2025-04-08
PFNAND10Below MRL2025-04-08
PFHxSND10Below MRL2025-04-08
PFHpAND—Below MRL2025-04-08
4:2 FTSND—Below MRL2024-10-22
PFTrDAND—Below MRL2024-10-22
PFMBAND—Below MRL2024-10-22
PFMPAND—Below MRL2024-10-22
PFPeAND—Below MRL2024-10-22
lithiumND—Below MRL2024-10-22
8:2 FTSND—Below MRL2024-10-22
PFEESAND—Below MRL2024-10-22
NFDHAND—Below MRL2024-10-22
PFPeSND—Below MRL2024-10-22
PFHpSND—Below MRL2024-10-22
NEtFOSAAND—Below MRL2024-10-22
PFTAND—Below MRL2024-10-22
6:2 FTSND—Below MRL2024-10-22
PFHxAND—Below MRL2024-10-22
NMeFOSAAND—Below MRL2024-10-22
PFOAND4Below MRL2024-10-22
PFBAND—Below MRL2024-10-22
PFHxSND10Below MRL2024-10-22
PFHpAND—Below MRL2024-10-22
PFBSND—Below MRL2024-10-22
11Cl-PF3OUdSND—Below MRL2024-10-22
PFOSND4Below MRL2024-10-22
PFDAND—Below MRL2024-10-22
PFDoAND—Below MRL2024-10-22
PFUnAND—Below MRL2024-10-22
9Cl-PF3ONSND—Below MRL2024-10-22
ADONAND—Below MRL2024-10-22
HFPO-DAND10Below MRL2024-10-22
PFNAND10Below MRL2024-10-22
PFMBAND—Below MRL2025-04-08
6:2 FTSND—Below MRL2025-04-08
4:2 FTSND—Below MRL2025-04-08
8:2 FTSND—Below MRL2025-04-08
PFBAND—Below MRL2025-04-08
PFPeAND—Below MRL2025-04-08
11Cl-PF3OUdSND—Below MRL2025-04-08
PFMPAND—Below MRL2025-04-08
PFEESAND—Below MRL2025-04-08
PFHpAND—Below MRL2025-04-08
HFPO-DAND10Below MRL2025-04-08
9Cl-PF3ONSND—Below MRL2025-04-08
PFUnAND—Below MRL2025-04-08
PFHxAND—Below MRL2025-04-08
PFDoAND—Below MRL2025-04-08
PFDAND—Below MRL2025-04-08
ADONAND—Below MRL2025-04-08
PFTAND—Below MRL2025-04-08
NMeFOSAAND—Below MRL2025-04-08
PFTrDAND—Below MRL2025-04-08
lithiumND—Below MRL2025-04-08
PFOAND4Below MRL2025-04-08
PFOSND4Below MRL2025-04-08
PFNAND10Below MRL2025-04-08
PFHxSND10Below MRL2025-04-08
PFHpSND—Below MRL2025-04-08
PFBSND—Below MRL2025-04-08
NFDHAND—Below MRL2025-04-08
PFPeSND—Below MRL2025-04-08
NEtFOSAAND—Below MRL2025-04-08
PFDoAND—Below MRL2024-10-22
6:2 FTSND—Below MRL2024-10-22
PFBAND—Below MRL2024-10-22
HFPO-DAND10Below MRL2024-10-22
ADONAND—Below MRL2024-10-22
11Cl-PF3OUdSND—Below MRL2024-10-22
PFHxAND—Below MRL2024-10-22
PFDAND—Below MRL2024-10-22
PFOAND4Below MRL2024-10-22
PFOSND4Below MRL2024-10-22
PFNAND10Below MRL2024-10-22
PFHxSND10Below MRL2024-10-22
4:2 FTSND—Below MRL2024-10-22
PFBSND—Below MRL2024-10-22
9Cl-PF3ONSND—Below MRL2024-10-22
PFHpAND—Below MRL2024-10-22
PFHpSND—Below MRL2024-10-22
PFMPAND—Below MRL2024-10-22
PFPeAND—Below MRL2024-10-22
PFMBAND—Below MRL2024-10-22
PFEESAND—Below MRL2024-10-22
NFDHAND—Below MRL2024-10-22
NEtFOSAAND—Below MRL2024-10-22
PFPeSND—Below MRL2024-10-22
lithiumND—Below MRL2024-10-22
PFTrDAND—Below MRL2024-10-22
NMeFOSAAND—Below MRL2024-10-22
PFUnAND—Below MRL2024-10-22
PFTAND—Below MRL2024-10-22
8:2 FTSND—Below MRL2024-10-22
PFUnAND—Below MRL2025-04-15
11Cl-PF3OUdSND—Below MRL2025-04-15
ADONAND—Below MRL2025-04-15
HFPO-DAND10Below MRL2025-04-15
9Cl-PF3ONSND—Below MRL2025-04-15
PFBAND—Below MRL2025-04-15
PFOAND4Below MRL2025-04-15
NFDHAND—Below MRL2025-04-15
PFOSND4Below MRL2025-04-15
PFNAND10Below MRL2025-04-15
PFHxSND10Below MRL2025-04-15
PFHpAND—Below MRL2025-04-15
PFDoAND—Below MRL2025-04-15
PFHpSND—Below MRL2025-04-15
PFDAND—Below MRL2025-04-15
PFBSND—Below MRL2025-04-15
lithiumND—Below MRL2025-04-15
PFTAND—Below MRL2025-04-15
PFTrDAND—Below MRL2025-04-15
PFMBAND—Below MRL2025-04-15
NMeFOSAAND—Below MRL2025-04-15
6:2 FTSND—Below MRL2025-04-15
PFPeSND—Below MRL2025-04-15
PFEESAND—Below MRL2025-04-15
PFPeAND—Below MRL2025-04-15
PFMPAND—Below MRL2025-04-15
8:2 FTSND—Below MRL2025-04-15
4:2 FTSND—Below MRL2025-04-15
NEtFOSAAND—Below MRL2025-04-15
PFHxAND—Below MRL2025-04-15
PFDAND—Below MRL2024-10-23
6:2 FTSND—Below MRL2024-10-23
PFBAND—Below MRL2024-10-23
ADONAND—Below MRL2024-10-23
11Cl-PF3OUdSND—Below MRL2024-10-23
PFUnAND—Below MRL2024-10-23
4:2 FTSND—Below MRL2024-10-23
PFDoAND—Below MRL2024-10-23
HFPO-DAND10Below MRL2024-10-23
PFOAND4Below MRL2024-10-23
PFOSND4Below MRL2024-10-23
PFNAND10Below MRL2024-10-23
PFHxSND10Below MRL2024-10-23
PFHpAND—Below MRL2024-10-23
PFBSND—Below MRL2024-10-23
PFHxAND—Below MRL2024-10-23
NEtFOSAAND—Below MRL2024-10-23
9Cl-PF3ONSND—Below MRL2024-10-23
NMeFOSAAND—Below MRL2024-10-23
8:2 FTSND—Below MRL2024-10-23
PFTrDAND—Below MRL2024-10-23
PFTAND—Below MRL2024-10-23
lithiumND—Below MRL2024-10-23
PFHpSND—Below MRL2024-10-23
NFDHAND—Below MRL2024-10-23
PFEESAND—Below MRL2024-10-23
PFMBAND—Below MRL2024-10-23
PFPeAND—Below MRL2024-10-23
PFMPAND—Below MRL2024-10-23
PFPeSND—Below MRL2024-10-23
PFBSND—Below MRL2025-04-15
ADONAND—Below MRL2025-04-15
9Cl-PF3ONSND—Below MRL2025-04-15
11Cl-PF3OUdSND—Below MRL2025-04-15
PFUnAND—Below MRL2025-04-15
PFHxAND—Below MRL2025-04-15
PFDoAND—Below MRL2025-04-15
PFDAND—Below MRL2025-04-15
PFHxSND10Below MRL2025-04-15
PFOSND4Below MRL2025-04-15
PFHpAND—Below MRL2025-04-15
6:2 FTSND—Below MRL2025-04-15
PFNAND10Below MRL2025-04-15
PFOAND4Below MRL2025-04-15
PFHpSND—Below MRL2025-04-15
HFPO-DAND10Below MRL2025-04-15
PFTrDAND—Below MRL2025-04-15
PFBAND—Below MRL2025-04-15
lithiumND—Below MRL2025-04-15
NMeFOSAAND—Below MRL2025-04-15
PFPeSND—Below MRL2025-04-15
NFDHAND—Below MRL2025-04-15
PFEESAND—Below MRL2025-04-15
PFMBAND—Below MRL2025-04-15
PFPeAND—Below MRL2025-04-15
PFMPAND—Below MRL2025-04-15
8:2 FTSND—Below MRL2025-04-15
4:2 FTSND—Below MRL2025-04-15
NEtFOSAAND—Below MRL2025-04-15
PFTAND—Below MRL2025-04-15
PFDAND—Below MRL2024-10-23
PFDoAND—Below MRL2024-10-23
11Cl-PF3OUdSND—Below MRL2024-10-23
PFUnAND—Below MRL2024-10-23
9Cl-PF3ONSND—Below MRL2024-10-23
NFDHAND—Below MRL2024-10-23
PFPeSND—Below MRL2024-10-23
PFHpSND—Below MRL2024-10-23
6:2 FTSND—Below MRL2024-10-23
ADONAND—Below MRL2024-10-23
PFOAND4Below MRL2024-10-23
PFBAND—Below MRL2024-10-23
lithiumND—Below MRL2024-10-23
HFPO-DAND10Below MRL2024-10-23
PFOSND4Below MRL2024-10-23
PFNAND10Below MRL2024-10-23
PFHxSND10Below MRL2024-10-23
PFHpAND—Below MRL2024-10-23
PFBSND—Below MRL2024-10-23
NMeFOSAAND—Below MRL2024-10-23
NEtFOSAAND—Below MRL2024-10-23
PFTAND—Below MRL2024-10-23
PFEESAND—Below MRL2024-10-23
PFMBAND—Below MRL2024-10-23
PFPeAND—Below MRL2024-10-23
PFMPAND—Below MRL2024-10-23
4:2 FTSND—Below MRL2024-10-23
8:2 FTSND—Below MRL2024-10-23
PFTrDAND—Below MRL2024-10-23
PFHxAND—Below MRL2024-10-23
HFPO-DAND10Below MRL2025-04-15
PFHpSND—Below MRL2025-04-15
PFPeSND—Below MRL2025-04-15
NFDHAND—Below MRL2025-04-15
PFPeAND—Below MRL2025-04-15
PFMPAND—Below MRL2025-04-15
8:2 FTSND—Below MRL2025-04-15
4:2 FTSND—Below MRL2025-04-15
PFBAND—Below MRL2025-04-15
ADONAND—Below MRL2025-04-15
9Cl-PF3ONSND—Below MRL2025-04-15
11Cl-PF3OUdSND—Below MRL2025-04-15
PFUnAND—Below MRL2025-04-15
PFHxAND—Below MRL2025-04-15
NEtFOSAAND—Below MRL2025-04-15
PFTAND—Below MRL2025-04-15
6:2 FTSND—Below MRL2025-04-15
PFTrDAND—Below MRL2025-04-15
PFMBAND—Below MRL2025-04-15
NMeFOSAAND—Below MRL2025-04-15
lithiumND—Below MRL2025-04-15
PFEESAND—Below MRL2025-04-15
PFBSND—Below MRL2025-04-15
PFHxSND10Below MRL2025-04-15
PFNAND10Below MRL2025-04-15
PFOSND4Below MRL2025-04-15
PFOAND4Below MRL2025-04-15
PFDAND—Below MRL2025-04-15
PFHpAND—Below MRL2025-04-15
PFDoAND—Below MRL2025-04-15
PFHxSND10Below MRL2024-10-23
HFPO-DAND10Below MRL2024-10-23
ADONAND—Below MRL2024-10-23
11Cl-PF3OUdSND—Below MRL2024-10-23
PFHxAND—Below MRL2024-10-23
PFDoAND—Below MRL2024-10-23
PFDAND—Below MRL2024-10-23
PFOAND4Below MRL2024-10-23
PFBSND—Below MRL2024-10-23
PFNAND10Below MRL2024-10-23
PFHpAND—Below MRL2024-10-23
9Cl-PF3ONSND—Below MRL2024-10-23
PFBAND—Below MRL2024-10-23
PFOSND4Below MRL2024-10-23
NMeFOSAAND—Below MRL2024-10-23
PFUnAND—Below MRL2024-10-23
6:2 FTSND—Below MRL2024-10-23
PFTAND—Below MRL2024-10-23
PFTrDAND—Below MRL2024-10-23
NEtFOSAAND—Below MRL2024-10-23
lithiumND—Below MRL2024-10-23
PFHpSND—Below MRL2024-10-23
PFPeSND—Below MRL2024-10-23
PFMPAND—Below MRL2024-10-23
PFEESAND—Below MRL2024-10-23
4:2 FTSND—Below MRL2024-10-23
PFMBAND—Below MRL2024-10-23
8:2 FTSND—Below MRL2024-10-23
PFPeAND—Below MRL2024-10-23
NFDHAND—Below MRL2024-10-23
9Cl-PF3ONSND—Below MRL2025-04-08
ADONAND—Below MRL2025-04-08
HFPO-DAND10Below MRL2025-04-08
PFBAND—Below MRL2025-04-08
6:2 FTSND—Below MRL2025-04-08
4:2 FTSND—Below MRL2025-04-08
PFTAND—Below MRL2025-04-08
PFMPAND—Below MRL2025-04-08
NMeFOSAAND—Below MRL2025-04-08
11Cl-PF3OUdSND—Below MRL2025-04-08
PFOAND4Below MRL2025-04-08
PFTrDAND—Below MRL2025-04-08
NEtFOSAAND—Below MRL2025-04-08
8:2 FTSND—Below MRL2025-04-08
PFHpSND—Below MRL2025-04-08
lithiumND—Below MRL2025-04-08
PFPeAND—Below MRL2025-04-08
PFMBAND—Below MRL2025-04-08
PFDoAND—Below MRL2025-04-08
PFUnAND—Below MRL2025-04-08
PFPeSND—Below MRL2025-04-08
PFEESAND—Below MRL2025-04-08
PFBSND—Below MRL2025-04-08
PFHpAND—Below MRL2025-04-08
PFHxSND10Below MRL2025-04-08
PFNAND10Below MRL2025-04-08
PFOSND4Below MRL2025-04-08
PFDAND—Below MRL2025-04-08
PFHxAND—Below MRL2025-04-08
NFDHAND—Below MRL2025-04-08

Violation history

Monitoring & Reporting - PFOS(PFOS)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - PFHxS(PFHxS)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - PFBS(PFBS)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - PFHxA(PFHxA)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2023-01-01 · Open · Tier 3

Next steps