PFAS Comply

WALNUT RIDGE WATERWORKS

PWSID: AR0000309 · WALNUT RIDGE, AR · Serving 5,823 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
2025-09-29
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFBSND—Below MRL2025-03-26
11Cl-PF3OUdSND—Below MRL2025-03-26
PFUnAND—Below MRL2025-03-26
PFHxAND—Below MRL2025-03-26
PFDoAND—Below MRL2025-03-26
PFDAND—Below MRL2025-03-26
PFOAND4Below MRL2025-03-26
PFOSND4Below MRL2025-03-26
PFNAND10Below MRL2025-03-26
PFTrDAND—Below MRL2025-03-26
PFHpAND—Below MRL2025-03-26
9Cl-PF3ONSND—Below MRL2025-03-26
PFMPAND—Below MRL2025-03-26
NMeFOSAAND—Below MRL2025-03-26
NEtFOSAAND—Below MRL2025-03-26
PFHxSND10Below MRL2025-03-26
NFDHAND—Below MRL2025-03-26
lithiumND—Below MRL2025-03-26
ADONAND—Below MRL2025-03-26
PFTAND—Below MRL2025-03-26
PFPeSND—Below MRL2025-03-26
PFEESAND—Below MRL2025-03-26
PFMBAND—Below MRL2025-03-26
PFPeAND—Below MRL2025-03-26
8:2 FTSND—Below MRL2025-03-26
4:2 FTSND—Below MRL2025-03-26
6:2 FTSND—Below MRL2025-03-26
PFBAND—Below MRL2025-03-26
HFPO-DAND10Below MRL2025-03-26
PFHpSND—Below MRL2025-03-26
PFTAND—Below MRL2025-06-17
PFMPAND—Below MRL2025-06-17
PFBAND—Below MRL2025-06-17
6:2 FTSND—Below MRL2025-06-17
4:2 FTSND—Below MRL2025-06-17
8:2 FTSND—Below MRL2025-06-17
PFPeAND—Below MRL2025-06-17
NFDHAND—Below MRL2025-06-17
PFPeSND—Below MRL2025-06-17
HFPO-DAND10Below MRL2025-06-17
NMeFOSAAND—Below MRL2025-06-17
PFOAND4Below MRL2025-06-17
PFHpSND—Below MRL2025-06-17
ADONAND—Below MRL2025-06-17
9Cl-PF3ONSND—Below MRL2025-06-17
11Cl-PF3OUdSND—Below MRL2025-06-17
PFUnAND—Below MRL2025-06-17
PFHxAND—Below MRL2025-06-17
PFDAND—Below MRL2025-06-17
PFNAND10Below MRL2025-06-17
PFOSND4Below MRL2025-06-17
PFHxSND10Below MRL2025-06-17
PFBSND—Below MRL2025-06-17
PFEESAND—Below MRL2025-06-17
PFMBAND—Below MRL2025-06-17
PFDoAND—Below MRL2025-06-17
PFHpAND—Below MRL2025-06-17
lithiumND—Below MRL2025-06-17
PFTrDAND—Below MRL2025-06-17
NEtFOSAAND—Below MRL2025-06-17
PFNAND10Below MRL2025-09-29
ADONAND—Below MRL2025-09-29
9Cl-PF3ONSND—Below MRL2025-09-29
11Cl-PF3OUdSND—Below MRL2025-09-29
PFUnAND—Below MRL2025-09-29
PFDoAND—Below MRL2025-09-29
PFHpSND—Below MRL2025-09-29
HFPO-DAND10Below MRL2025-09-29
PFOSND4Below MRL2025-09-29
PFHxAND—Below MRL2025-09-29
PFHxSND10Below MRL2025-09-29
PFHpAND—Below MRL2025-09-29
PFBSND—Below MRL2025-09-29
PFOAND4Below MRL2025-09-29
PFPeSND—Below MRL2025-09-29
PFTAND—Below MRL2025-09-29
PFDAND—Below MRL2025-09-29
PFTrDAND—Below MRL2025-09-29
PFBAND—Below MRL2025-09-29
NEtFOSAAND—Below MRL2025-09-29
lithiumND—Below MRL2025-09-29
NMeFOSAAND—Below MRL2025-09-29
NFDHAND—Below MRL2025-09-29
PFMBAND—Below MRL2025-09-29
PFPeAND—Below MRL2025-09-29
6:2 FTSND—Below MRL2025-09-29
PFMPAND—Below MRL2025-09-29
8:2 FTSND—Below MRL2025-09-29
4:2 FTSND—Below MRL2025-09-29
PFEESAND—Below MRL2025-09-29

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