Lenawee County, MI

ZIP 49221

In ZIP 49221, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Adrian has 1 contaminant at or over an EPA legal limit; 1 contaminant is above health goals, led by arsenic at 250× California’s Public Health Goal.
• Nearest Superfund site: Anderson Development Co., 8.3 miles away.
• Largest share of modeled toxic air from industry: Glenn Hunter & Associates (56%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 282,131 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 49221

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

Based on 13 census tracts · compiled October 25, 2026 · how each grade works and its sources

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