Muskegon County, MI

ZIP 49445

In ZIP 49445, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Timberline Estates has 1 contaminant at or over an EPA legal limit; 4 contaminants are above health goals, led by pfos at 3.3× California’s Public Health Goal.
• Nearest Superfund site: Duell & Gardner Landfill, 0.7 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Cannon-Muskegon (91%), mostly cobalt.
• Fine particles (PM2.5) average 6.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 114,132 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 49445

• Superfund sites nearbyD to F
• Factories and industrial sitesC to D
• Oil and gas wellsA to D
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsB

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

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