Blount County, TN

ZIP 37777

In ZIP 37777, 9 of the 12 things we check have at least one part graded D or F.

• Drinking water: South Blount Utility District meets every EPA legal limit; 8 contaminants are above health goals, led by arsenic at 275× California’s Public Health Goal.
• Nearest Superfund site: Smokey Mountain Smelters, 5.0 miles away.
• Largest share of modeled toxic air from industry: Cmc Steel Tennessee (31%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 23,013 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 37777

• Superfund sites nearbyA to D
• Factories and industrial sitesA to D
• Oil and gas wellsB
• Parks and nature nearbyC to D
• Air qualityC to D
• Drinking water qualityA to D
• Pesticide useD
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to F
• Radiation signalsD to F

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

Loading the full report, with every source…