Calvert County, MD

ZIP 20754

In ZIP 20754, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Regency Manor Mobile Home Park has 1 contaminant at or over an EPA legal limit; 5 contaminants are above health goals, led by di(2-ethylhexyl) phthalate at 151× California’s Public Health Goal.
• Nearest Superfund site: Brandywine Drmo, 9.7 miles away.
• Largest share of modeled toxic air from industry: Elite Spice Inc. (54%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 28,780 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 20754

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityA to B
• Drinking water qualityC to D
• Pesticide useD
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsC to D

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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