Miami County, IN

ZIP 46959

In ZIP 46959, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Maple Lawn Village meets every EPA legal limit; 7 contaminants are above health goals, led by arsenic at 1,351× California’s Public Health Goal.
• Closer to Superfund sites than 58% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Haynes International Inc (68%), mostly cobalt.
• Fine particles (PM2.5) average 7.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 150,446 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46959

• Superfund sites nearbyC
• Factories and industrial sitesB
• Oil and gas wellsD
• Parks and nature nearbyD
• Air qualityC
• Drinking water qualityA to C
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsF

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

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