Anne Arundel County, MD

ZIP 21090

In ZIP 21090, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Baltimore meets every EPA legal limit; 6 contaminants are above health goals, led by bromodichloromethane at 125× California’s Public Health Goal.
• Nearest Superfund site: Mid-Atlantic Wood Preservers, Inc., 2.1 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Elite Spice Inc. (66%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 34,792 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 21090

• Superfund sites nearbyD
• Factories and industrial sitesA to D
• Oil and gas wellsA
• Parks and nature nearbyB to F
• Air qualityD to F
• Drinking water qualityB to C
• Pesticide useC to D
• Neighborhood health statusA to F
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to F
• Radiation signalsB to C

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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