Los Angeles
Los Angeles County, California
83 Good
Water Quality Score
83/100
Grade
B
Water Systems
2
Population
4.0M
Key Contaminants
Benzene Violation
10.6348 / 5 μg/L
0 μg/L MCL: 5 μg/L
Chromium (Total) Violation
197.0859 / 100 μg/L
0 μg/L MCL: 100 μg/L
Total Trihalomethanes Violation
142.63 / 80 μg/L
0 μg/L MCL: 80 μg/L
PFOA (Perfluorooctanoic Acid)
0.0027 / 0.004 μg/L
0 μg/L MCL: 0.004 μg/L
Manganese
28.5063 / 50 μg/L
0 μg/L MCL: 50 μg/L
Copper
0.6767 / 1.3 mg/L
0 mg/L MCL: 1.3 mg/L
Atrazine
1.472 / 3 μg/L
0 μg/L MCL: 3 μg/L
Fluoride
1.7935 / 4 mg/L
0 mg/L MCL: 4 mg/L
Water Systems Serving Los Angeles (2)
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Water quality can vary by neighborhood in Los Angeles.