Perry County, IN

ZIP 47586

In ZIP 47586, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Troy Water Utility meets every EPA legal limit; 5 contaminants are above health goals, led by pfoa at 343× California’s Public Health Goal.
• Nearest Superfund site: National Southwire Aluminum Co., 4.6 miles away.
• Largest share of modeled toxic air from industry: Century Aluminum Of Kentucky (46%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 26,638 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 47586

• Superfund sites nearbyA
• Factories and industrial sitesD to F
• Oil and gas wellsC to F
• Parks and nature nearbyA to B
• Air qualityB to C
• Drinking water qualityB to C
• Pesticide useD to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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