Whitley County, IN

ZIP 46725

In ZIP 46725, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Magnolia Place South meets every EPA legal limit; 4 contaminants are above health goals, led by arsenic at 1,746× California’s Public Health Goal.
• Nearest Superfund site: Wayne Waste Oil, 1.5 miles away.
• Largest share of modeled toxic air from industry: Columbia City Mill Services (92%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 148,998 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46725

• Superfund sites nearbyA to F
• Factories and industrial sitesC to F
• Oil and gas wellsA
• Parks and nature nearbyC to F
• Air qualityC
• Drinking water qualityA to C
• Pesticide useD to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsF

Based on 10 census tracts · compiled October 25, 2026 · how each grade works and its sources

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