Tap water in Orange, CA — ZIP 92861
2 public water systems serving about 126,429 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 92861
City Of Orange
PWSID CA3010027 · serves 120,770 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 17.7 ppt — above federal limit
Serrano Water District
PWSID CA3010082 · serves 5,659 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 16.1 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology