Marshall County, MS

ZIP 38685

In ZIP 38685, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Holly Springs has 2 contaminants at or over an EPA legal limit; 11 contaminants are above health goals, led by pfos at 9.4× 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: Kp Building Products (93%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 62,706 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 38685

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

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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