Prince William County, VA

ZIP 22172

In ZIP 22172, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Mcb Quantico - Mainside has 1 contaminant at or over an EPA legal limit; 13 contaminants are above health goals, led by lead at 35× California’s Public Health Goal.
• Nearest Superfund site: Marine Corps Combat Development Command, 2.2 miles away.
• Largest share of modeled toxic air from industry: Micron Technology Inc. (36%), mostly lead compounds.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 19,388 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 22172

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

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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