Madison County, IN

ZIP 46056

In ZIP 46056, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Anderson Water Department has 1 contaminant at or over an EPA legal limit; 14 contaminants are above health goals, led by pfos at 4.1× California’s Public Health Goal.
• Nearest Superfund site: Broadway Street Corridor Groundwater Contamination, 7.2 miles away.
• Largest share of modeled toxic air from industry: Yamaha Marine Precision Propeller Industries Greenfield (40%), mostly chromium.
• Fine particles (PM2.5) average 7.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 231,452 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46056

• Superfund sites nearbyA to C
• Factories and industrial sitesB to C
• Oil and gas wellsF
• Parks and nature nearbyD
• Air qualityC to D
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsD

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

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