San Diego
San Diego County, California
84 Good
Water Quality Score
84/100
Grade
B
Water Systems
2
Population
1.4M
Key Contaminants
Nitrite Violation
2.395 / 1 mg/L
0 mg/L MCL: 1 mg/L
Atrazine Violation
6.8968 / 3 μg/L
0 μg/L MCL: 3 μg/L
Selenium
43.4932 / 50 μg/L
0 μg/L MCL: 50 μg/L
Chloramine
2.1392 / 4 mg/L
0 mg/L MCL: 4 mg/L
Radium-226
2.6079 / 5 pCi/L
0 pCi/L MCL: 5 pCi/L
Fluoride
1.5352 / 4 mg/L
0 mg/L MCL: 4 mg/L
Total Trihalomethanes
29.1619 / 80 μg/L
0 μg/L MCL: 80 μg/L
Haloacetic Acids (HAA5)
18.355 / 60 μg/L
0 μg/L MCL: 60 μg/L
Water Systems Serving San Diego (2)
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Water quality can vary by neighborhood in San Diego.