Webster County, MO

ZIP 65746

In ZIP 65746, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Ozark Correctional Center meets every EPA legal limit; 2 contaminants are above health goals, led by pfos at 1.5× California’s Public Health Goal.
• Nearest Superfund site: Compass Plaza Well TCE, 9.8 miles away.
• Largest share of modeled toxic air from industry: Hutchens Industries Inc. Mansfield Facility (99%), mostly manganese.
• Fine particles (PM2.5) average 6.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 14,298 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 65746

• Superfund sites nearbyA to C
• Factories and industrial sitesA
• Oil and gas wellsA to C
• Parks and nature nearbyC to D
• Air qualityA
• Drinking water qualityA to C
• Pesticide useD
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB

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

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