Gibson County, TN

ZIP 38338

In ZIP 38338, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Gibson Co Muni Water Dist #5 meets every EPA legal limit.
• Nearest Superfund site: Milan Army Ammunition Plant, 8.1 miles away.
• Largest share of modeled toxic air from industry: Gerdau Long Steel North America - Jackson Mill (62%), 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 38338

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

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…