Cottonwood County, MN

ZIP 56083

In ZIP 56083, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Seaforth meets every EPA legal limit; 9 contaminants are above health goals, led by arsenic at 246× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Highwater Ethanol LLC (86%), mostly acetaldehyde.
• Fine particles (PM2.5) average 6.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 417,312 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 56083

• Superfund sites nearbyA
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityA
• Drinking water qualityC to D
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsD

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

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