Water system · PWSID CA3010022
GOLDEN STATE WC - WEST ORANGE COUNTY
PWSID
CA3010022
State
California
City
ANAHEIM
Population served
114,379
Primary source
SWP
Score history
▼ 47 points — the score moved from 100 to 53 on Jun 18, 2026, as newly published EPA data was incorporated.
2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.
PFAS & contaminant readings
Latest detections from EPA’s UCMR5 monitoring (through May 2025). Levels in parts per trillion (ppt).
PFOA
Perfluorooctanoic acid
7.4 ppt
limit 4 ppt
PFOS
Perfluorooctanesulfonic acid
4.9 ppt
limit 4 ppt
PFHxS
Perfluorohexanesulfonic acid
3.9 ppt
limit 10 ppt
Lithium
30,128 ppt
limit —
PFPeA
3.6 ppt
limit —
PFHxA
3.2 ppt
limit —
Violations & enforcement
No violations are on record for this system in EPA’s SDWIS/ECHO data.
This profile is built from EPA public records for system CA3010022 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.