Benton County, TN

ZIP 38320

In ZIP 38320, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: North U.dep. Of Decatur/Benton Co has 2 contaminants at or over an EPA legal limit; 7 contaminants are above health goals, led by pfos at 15× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Chemours Johnsonville Plant (89%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 19,615 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 38320

• Superfund sites nearbyA
• Factories and industrial sitesB to C
• Oil and gas wellsA to C
• Parks and nature nearbyC
• Air qualityB
• Drinking water qualityB to F
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC to D

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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