Buncombe County, NC

ZIP 28711

In ZIP 28711, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Oleta Falls S/D meets every EPA legal limit; 7 contaminants are above health goals, led by lead at 45× California’s Public Health Goal.
• Nearest Superfund site: Chemtronics, Inc., 5.0 miles away.
• Largest share of modeled toxic air from industry: Wilsonart LLC (54%), mostly formaldehyde.
• Fine particles (PM2.5) average 6.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 284,607 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 28711

• Superfund sites nearbyA to D
• Factories and industrial sitesA to B
• Oil and gas wellsA
• Parks and nature nearbyB to D
• Air qualityA
• Drinking water qualityB to F
• Pesticide useC to F
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsD

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

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