Horry County, SC

ZIP 29579

In ZIP 29579, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Gsw&sa (Sc2620004) has 2 contaminants at or over an EPA legal limit; 14 contaminants are above health goals, led by pfos at 8.7× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Aalberts Integrated Piping Systems (100%), mostly cobalt.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 396,170 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 29579

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

Based on 12 census tracts · compiled September 10, 2026 · how each grade works and its sources

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