Tap water in Maywood, CA — ZIP 90270
3 public water systems serving about 16,259 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 90270
Maywood Mutual Water Co. #2
PWSID CA1910085 · serves 6,349 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 4.3 ppt — above federal limit
Maywood Mutual Water Co. #3
PWSID CA1910086 · serves 6,059 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 26.4 ppt — above federal limit
Maywood Mutual Water Co. #1
PWSID CA1910084 · serves 3,851 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 11.3 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