Simpson County, MS

ZIP 39044

In ZIP 39044, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: White Oak Water Association meets every EPA legal limit; 8 contaminants are above health goals, led by arsenic at 101× 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: Tower Automotive (67%), mostly manganese.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 23,384 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 39044

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

Based on 7 census tracts · compiled October 25, 2026 · how each grade works and its sources

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