Lowndes County, MS

ZIP 39740

In ZIP 39740, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Quincy Water Association #1 meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 41× California’s Public Health Goal.
• Nearest Superfund site: Kerr-Mcgee Chemical Corp - Columbus, 7.6 miles away.
• Largest share of modeled toxic air from industry: Westlake Chemicals & Vinyls LLC (67%), mostly vinyl chloride.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 138,351 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 39740

• Superfund sites nearbyA to C
• Factories and industrial sitesB to C
• Oil and gas wellsC to D
• Parks and nature nearbyC to D
• Air qualityB
• Drinking water qualityB to F
• Pesticide useF
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsC

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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