Newton County, MO

ZIP 64858

In ZIP 64858, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Neosho Pws meets every EPA legal limit; 11 contaminants are above health goals, led by pfos at 1.8× California’s Public Health Goal.
• Nearest Superfund site: Newton County Mine Tailings, 6.6 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Owens Corning Insulating Systems LLC (36%), mostly chromium.
• Fine particles (PM2.5) average 7.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 31,055 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 64858

• Superfund sites nearbyF
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityB
• Drinking water qualityC
• Pesticide useD
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsB

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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