Anoka County, MN

ZIP 55304

In ZIP 55304, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Ham Lake Apartments meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 24× California’s Public Health Goal.
• Nearest Superfund site: Waste Disposal Engineering, 1.3 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Minncast Inc (28%), mostly chromium.
• Fine particles (PM2.5) average 8.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 26,084 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 55304

• Superfund sites nearbyC to F
• Factories and industrial sitesA to C
• Oil and gas wellsA
• Parks and nature nearbyB to D
• Air qualityC to D
• Drinking water qualityD
• Pesticide useC to D
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC to D

Based on 14 census tracts · compiled September 10, 2026 · how each grade works and its sources

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