Kent County, MI

ZIP 49331

In ZIP 49331, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Plainfield Township has 1 contaminant at or over an EPA legal limit; 10 contaminants are above health goals, led by pfos at 4.5× California’s Public Health Goal.
• Nearest Superfund site: State Disposal Landfill, Inc., 6.1 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Purforms Inc Lowell (54%), mostly diisocyanates.
• Fine particles (PM2.5) average 6.8 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 49331

• Superfund sites nearbyA to D
• Factories and industrial sitesA to C
• Oil and gas wellsA to D
• Parks and nature nearbyC to D
• Air qualityB
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsC

Based on 8 census tracts · compiled September 10, 2026 · how each grade works and its sources

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