Tap water in Los Angeles, CA — ZIP 90717
3 public water systems serving about 3,966,652 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 90717
Los Angeles-City, Dept. Of Water & Power
PWSID CA1910067 · serves 3,875,566 ·
surface water
0 health-based / 0 total violations (5 yrs)
California Water Service Co. - Palos Ver
PWSID CA1910104 · serves 70,830 ·
surface water
0 health-based / 0 total violations (5 yrs)
Lomita-City, Water Dept.
PWSID CA1910073 · serves 20,256 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 4.3 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