Anoka County, MN

ZIP 55421

In ZIP 55421, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Minneapolis meets every EPA legal limit; 9 contaminants are above health goals, led by arsenic at 125× California’s Public Health Goal.
• Nearest Superfund site: Macgillis & Gibbs Co./bell Lumber & Pole Co., 1.5 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Invest Cast Inc. (30%), mostly chromium.
• Fine particles (PM2.5) average 8.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 37,606 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 55421

• Superfund sites nearbyF
• Factories and industrial sitesF
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityF
• Drinking water qualityC to D
• Pesticide useA to C
• Neighborhood health statusA to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC

Based on 12 census tracts · compiled October 25, 2026 · how each grade works and its sources

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