Lee County, IA

ZIP 52657

In ZIP 52657, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: West Point Muni Water System meets every EPA legal limit; 7 contaminants are above health goals, led by lead at 100× California’s Public Health Goal.
• Nearest Superfund site: E.i. Du Pont De Nemours & Co., Inc. (county Road X23), 3.7 miles away.
• Largest share of modeled toxic air from industry: Big River Resources West Burlington LLC (21%), mostly chromium.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 186,636 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 52657

• Superfund sites nearbyC
• Factories and industrial sitesC
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityB
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsD

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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