Barnwell County, SC

ZIP 29853

In ZIP 29853, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Elko Town Of (0610005) meets every EPA legal limit; 4 contaminants are above health goals, led by dibromochloromethane at 7.9× California’s Public Health Goal.
• Nearest Superfund site: Savannah River Site (usdoe), 2.7 miles away.
• Largest share of modeled toxic air from industry: U.S. Doe Savannah River Ops (42%), 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 118,477 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 29853

• Superfund sites nearbyD to F
• Factories and industrial sitesA to B
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityA to B
• Drinking water qualityA to B
• Pesticide useD to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsB to C
• Noise levelsA
• Radiation signalsA to B

Based on 6 census tracts · compiled October 25, 2026 · how each grade works and its sources

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