Jackson County, MI

ZIP 49240

In ZIP 49240, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Northfield Estates meets every EPA legal limit; 1 contaminant is above health goals, led by arsenic at 250× California’s Public Health Goal.
• Nearest Superfund site: Michner Plating - Mechanic Street, 9.2 miles away.
• Largest share of modeled toxic air from industry: Michigan Seamless Tube LLC (38%), mostly chromium.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 123,801 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 49240

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

Based on 8 census tracts · compiled October 25, 2026 · how each grade works and its sources

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