Carroll County, TN

ZIP 38220

In ZIP 38220, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Milan Arsenal #1 meets every EPA legal limit; 2 contaminants are above health goals, led by di(2-ethylhexyl) phthalate at 5× California’s Public Health Goal.
• Nearest Superfund site: Milan Army Ammunition Plant, 7.8 miles away.
• Largest share of modeled toxic air from industry: Gerdau Long Steel North America - Jackson Mill (42%), 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 358,556 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 38220

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

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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