SACRAMENTO SUBURBAN WATER DISTRICT

CA · PWS ID CA3410001 · Community water system

44
contaminants tested
16
detected
194,444
people served
Water source
SWP
Ownership
Local government
Counties served
Sacramento

PFAS detected

“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
ContaminantMaxDetection ratePeriod
PFPeA 0.0071 ug/L 5/114 2025
PFHxA 0.0057 ug/L 4/114 2025
PFBS 0.0047 ug/L 1/114 2025
PFHxS 0.0058 ug/L 1/114 2025

Other contaminants detected

ContaminantMaxDetection rateSourcePeriod
Total Haloacetic Acids (HAA5) 35 UG/L 72/96 SYR4 2017–2019
Dichloroacetic Acid 16 UG/L 70/96 SYR4 2017–2019
Trichloroacetic Acid 24 UG/L 70/96 SYR4 2017–2019
TTHM 74 UG/L 61/102 SYR4 2013–2019
Chloroform 70 UG/L 57/103 SYR4 2013–2019
Bromodichloromethane 5.8 UG/L 53/104 SYR4 2013–2019
LEAD SUMMARY 0.0079 mg/L 31/31 LCR 2025
lithium 60 ug/L 24/114 UCMR-5 2025
Dibromochloromethane 2.9 UG/L 6/104 SYR4 2013–2019
COPPER, FREE 170 UG/L 3/203 SYR4 2012–2019
Bromoform 1.4 UG/L 2/104 SYR4 2013–2019
Lead 8 UG/L 1/205 SYR4 2012–2019
28 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONADibromoacetic acidHFPO-DAMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAAPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFMBAPFMPAPFNAPFOAPFOSPFPeSPFTAPFTrDAPFUnA

Utility contact

Contact
UNDERWOOD, MATTHEW
Phone
916-679-2887
Email
munderwood@sswd.org