McCormick County, SC

ZIP 29835

In ZIP 29835, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Mccormick Co W&sa (Sc3520002) has 1 contaminant at or over an EPA legal limit; 9 contaminants are above health goals, led by pfos at 7.9× California’s Public Health Goal.
• Nearest Superfund site: Barite Hill/nevada Goldfields, 9.7 miles away.
• Largest share of modeled toxic air from industry: Kendall Patient Recovery LLC (53%), mostly ethylene oxide.
• Fine particles (PM2.5) average 6.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 167,930 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 29835

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

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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