Monroe County, MI

ZIP 48144

In ZIP 48144, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Monroe South County meets every EPA legal limit; 6 contaminants are above health goals, led by lead at 106× California’s Public Health Goal.
• Nearest Superfund site: Novaco Industries, 4.2 miles away.
• Largest share of modeled toxic air from industry: Ohio Refining Co (52%), mostly cobalt compounds.
• Fine particles (PM2.5) average 8.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 242,446 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 48144

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

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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