Carroll County, TN

ZIP 38321

In ZIP 38321, 5 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, 8.4 miles away.
• Largest share of modeled toxic air from industry: Arvin Sango Inc (73%), mostly chromium.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 57,226 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 38321

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

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

Loading the full report, with every source…