Tap water in Norco, CA — ZIP 92860
2 public water systems serving about 25,818 people. PFAS "forever chemicals" have been detected here.
F
Failing
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 92860
Norco, City Of
PWSID CA3310025 · serves 25,068 ·
surface water
1 health-based / 43 total violations (5 yrs)
· PFAS up to 31.4 ppt — above federal limit
California Rehabilitation Center - Norco
PWSID CA3310800 · serves 750 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 3.5 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology