Marion County, MS

ZIP 39429

In ZIP 39429, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Mt Gilead-Improve Water Assn meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 14× California’s Public Health Goal.
• Nearest Superfund site: Newsom Brothers/old Reichhold Chemicals, Inc., 8.4 miles away.
• Largest share of modeled toxic air from industry: International Paper Bogalusa Mill (57%), mostly chromium.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 13,406 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 39429

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsC to D
• Parks and nature nearbyC to D
• Air qualityB to C
• Drinking water qualityC to D
• Pesticide useD to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA
• Radiation signalsB

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…