Chatham County, GA

ZIP 31328

In ZIP 31328, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Grays Subdivision meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 36× 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: Firth Rixson Forgings LLC (38%), mostly cobalt.
• Fine particles (PM2.5) average 7.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 530 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 31328

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

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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