Prince George's County, MD

ZIP 20785

In ZIP 20785, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Washington Suburban Sanitary Commission meets every EPA legal limit; 4 contaminants are above health goals, led by bromodichloromethane at 96× California’s Public Health Goal.
• Nearest Superfund site: Washington Navy Yard, 5.4 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Elite Spice Inc. (53%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 33,676 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 20785

• Superfund sites nearbyD
• Factories and industrial sitesB to F
• Oil and gas wellsA
• Parks and nature nearbyB to D
• Air qualityD to F
• Drinking water qualityC
• Pesticide useB to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D

Based on 14 census tracts · compiled October 25, 2026 · how each grade works and its sources

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