Lamar County, MS

ZIP 39475

In ZIP 39475, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Progress Comm Water Assn meets every EPA legal limit; 6 contaminants are above health goals, led by arsenic at 582× California’s Public Health Goal.
• Nearest Superfund site: Davis Timber Company, 6.3 miles away.
• Largest share of modeled toxic air from industry: Howard Industries Inc. (76%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 20,052 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 39475

• Superfund sites nearbyA to D
• Factories and industrial sitesA to C
• Oil and gas wellsA to C
• Parks and nature nearbyB to C
• Air qualityB
• Drinking water qualityB to C
• Pesticide useC to D
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA to B
• Noise levelsA to D
• Radiation signalsA

Based on 10 census tracts · compiled October 25, 2026 · how each grade works and its sources

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