Houghton County, MI

ZIP 49922

In ZIP 49922, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: Osceola Township meets every EPA legal limit; 3 contaminants are above health goals, led by lead at 11× California’s Public Health Goal.
• Nearest Superfund site: Torch Lake, 2.4 miles away.
• Largest share of modeled toxic air from industry: Calumet Electronics Corp (58%), mostly formaldehyde.
• Fine particles (PM2.5) average 4.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,356 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 49922

• Superfund sites nearbyF
• Factories and industrial sitesA
• Oil and gas wellsC
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityC to D
• Pesticide useC
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…