Oconee County, SC

ZIP 29686

In ZIP 29686, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Walhalla City Of (Sc3710004) meets every EPA legal limit; 12 contaminants are above health goals, led by lead at 33× California’s Public Health Goal.
• Closer to Superfund sites than 55% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Basf Corp (83%), mostly nickel compounds.
• Fine particles (PM2.5) average 6.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 44,114 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 29686

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

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

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