Hennepin County, MN

ZIP 55428

In ZIP 55428, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Brooklyn Park has 3 contaminants at or over an EPA legal limit; 18 contaminants are above health goals, led by pfos at 7.6× California’s Public Health Goal.
• Nearest Superfund site: Joslyn Manufacturing & Supply Co., 3.1 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Avtec Finishing Systems Inc (22%), mostly nickel compounds.
• Fine particles (PM2.5) average 8.6 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 55428

• Superfund sites nearbyF
• Factories and industrial sitesF
• Oil and gas wellsA
• Parks and nature nearbyD to F
• Air qualityD
• Drinking water qualityD to F
• Pesticide useB to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC

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

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