Kent County, MI

ZIP 49503

In ZIP 49503, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Wyoming meets every EPA legal limit; 6 contaminants are above health goals, led by pfos at 2× California’s Public Health Goal.
• Nearest Superfund site: Butterworth #2 Landfill, 1.2 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Betz Industries (20%), mostly chromium.
• Fine particles (PM2.5) average 8.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 399,798 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 49503

• Superfund sites nearbyF
• Factories and industrial sitesC to F
• Oil and gas wellsA to D
• Parks and nature nearbyB to C
• Air qualityC to D
• Drinking water qualityB to C
• Pesticide useC to F
• Neighborhood health statusA to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsA to B

Based on 21 census tracts · compiled October 25, 2026 · how each grade works and its sources

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