Wapello County, IA

ZIP 52501

In ZIP 52501, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Richland Water Supply has 1 contaminant at or over an EPA legal limit; 4 contaminants are above health goals, led by lead at 5.4× California’s Public Health Goal.
• Nearest Superfund site: John Deere (ottumwa Works Landfills), 5.7 miles away.
• Largest share of modeled toxic air from industry: Dexter Laundry Inc (62%), mostly chromium.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 136,301 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 52501

• Superfund sites nearbyA
• Factories and industrial sitesB to D
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityA to C
• Drinking water qualityA to D
• Pesticide useD to F
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsD to F
• Noise levelsA to F
• Radiation signalsD to F

Based on 13 census tracts · compiled October 25, 2026 · how each grade works and its sources

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