Allen County, IN

ZIP 46804

In ZIP 46804, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Fort Wayne - 3 Rivers Filtration Plant meets every EPA legal limit; 18 contaminants are above health goals, led by lead at 20× California’s Public Health Goal.
• Nearest Superfund site: Fort Wayne Reduction Dump, 7.9 miles away.
• Largest share of modeled toxic air from industry: Master Spas Inc (75%), mostly diisocyanates.
• Fine particles (PM2.5) average 8.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 241,826 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46804

• Superfund sites nearbyA to C
• Factories and industrial sitesD
• Oil and gas wellsA to B
• Parks and nature nearbyD to F
• Air qualityD to F
• Drinking water qualityD
• Pesticide useD to F
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD to F

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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