Catoosa County, GA

ZIP 30726

In ZIP 30726, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Walker County Water Authority has 2 contaminants at or over an EPA legal limit; 10 contaminants are above health goals, led by pfos at 10× California’s Public Health Goal.
• Nearest Superfund site: Southside Chattanooga Lead, 6.8 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Lamberti Synthesis USA Inc (50%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 4,369 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 30726

• Superfund sites nearbyD
• Factories and industrial sitesD
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityC
• Drinking water qualityC to F
• Pesticide useD
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsD
• Radiation signalsC

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…