Georgetown County, SC

ZIP 29440

In ZIP 29440, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Gcwsd Waccamaw Neck (Sc2220010) has 2 contaminants at or over an EPA legal limit; 10 contaminants are above health goals, led by pfoa at 900× 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: Winyah Generating Station (88%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 269,952 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 29440

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

Based on 15 census tracts · compiled October 25, 2026 · how each grade works and its sources

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