Tap water in Santa Ana, CA — ZIP 92843
2 public water systems serving about 490,410 people. PFAS "forever chemicals" have been detected here.
C
Fair
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5
testing. Levels and the 2024 federal limits are shown per system below.
Water systems serving 92843
City Of Santa Ana
PWSID CA3010038 · serves 316,184 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 14.2 ppt — above federal limit
City Of Garden Grove
PWSID CA3010062 · serves 174,226 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 19 ppt — above federal limit
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology