Berkeley County, SC

ZIP 29445

In ZIP 29445, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Charleston Water System (Sc1010001) has 3 contaminants at or over an EPA legal limit; 16 contaminants are above health goals, led by pfos at 5.8× California’s Public Health Goal.
• Nearest Superfund site: Macalloy Corporation, 7.9 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Dominion Energy Of South Carolina - Williams Station Genco (43%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 23,900 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 29445

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

Based on 19 census tracts · compiled September 10, 2026 · how each grade works and its sources

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