Barrow County, GA

ZIP 30666

In ZIP 30666, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Athens-Clarke Co Water System meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 84× California’s Public Health Goal.
• Nearest Superfund site: Luminous Processes, Inc., 3.7 miles away.
• Largest share of modeled toxic air from industry: Becton Dickinson & Co Madison Operations (34%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 39,024 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 30666

• Superfund sites nearbyA
• Factories and industrial sitesC
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityC
• Drinking water qualityA to F
• Pesticide useD to F
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA
• Radiation signalsD to F

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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