ST JAMES WATER DISTRICT

NY · PWS ID NY5103266 · Community water system

31
contaminants tested
7
detected
10,587
people served
Water source
GWP
Ownership
Local government
Counties served
Suffolk

PFAS detected

“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
ContaminantMaxDetection ratePeriod
PFHxA 0.0051 ug/L 1/2 2025
PFHxS 0.0034 ug/L 1/2 2025
PFNA 0.0066 ug/L 1/2 2025
PFOA 0.0065 ug/L 1/2 2025
PFOS 0.0041 ug/L 1/2 2025
PFPeA 0.0056 ug/L 1/2 2025

Other contaminants detected

ContaminantMaxDetection rateSourcePeriod
LEAD SUMMARY 0.0104 mg/L 9/9 LCR 2027
24 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAHFPO-DANEtFOSAANFDHANMeFOSAAPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFMBAPFMPAPFPeSPFTAPFTrDAPFUnAlithium

Areas served

SMITHTOWN (T)

Utility contact

Contact
NUSTAD, CHRIS
Phone
631-584-6202