Nashville
County, Tennessee
92 Excellent
Water Quality Score
92/100
Grade
A
Water Systems
3
Population
847,512
Key Contaminants
Nitrite Violation
2.3527 / 1 mg/L
0 mg/L MCL: 1 mg/L
PFOS (Perfluorooctane Sulfonate)
0.0038 / 0.004 μg/L
0 μg/L MCL: 0.004 μg/L
Mercury
1.8297 / 2 μg/L
0 μg/L MCL: 2 μg/L
Trichloroethylene (TCE)
4.4337 / 5 μg/L
0 μg/L MCL: 5 μg/L
PFAS (Per- and Polyfluoroalkyl Substances)
0.0035 / 0.004 μg/L
0 μg/L MCL: 0.004 μg/L
Nitrate
6.4138 / 10 mg/L
0 mg/L MCL: 10 mg/L
Perchlorate
33.2324 / 56 μg/L
0 μg/L MCL: 56 μg/L
Benzene
2.8216 / 5 μg/L
0 μg/L MCL: 5 μg/L
Water Systems Serving Nashville (2)
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Water quality can vary by neighborhood in Nashville.