Benzie County, MI

ZIP 49643

In ZIP 49643, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Thompsonville, Village Of meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 43× California’s Public Health Goal.
• Nearest Superfund site: Metal Working Shop, 6.0 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Century Sun Metal Treating (100%), mostly barium compounds.
• Fine particles (PM2.5) average 5.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 148,469 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 49643

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

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

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