Baltimore County, MD

ZIP 21057

In ZIP 21057, 2 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: 68th Street Dump/industrial Enterprises, 9.9 miles away.
• Largest share of modeled toxic air from industry: Elite Spice Inc. (59%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 87,878 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 21057

• Superfund sites nearbyA to C
• Factories and industrial sitesA to B
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityB to C
• Drinking water qualityA to C
• Pesticide useC to D
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA
• Radiation signalsD

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

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