Accomack County, VA

ZIP 23303

In ZIP 23303, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Nasa Wallops Flight Facility meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 58× California’s Public Health Goal.
• Closer to Superfund sites than 82% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Tyson Farms Inc-Temperanceville (56%), mostly peracetic acid.
• Fine particles (PM2.5) average 6.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 171,990 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 23303

• Superfund sites nearbyF
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsD
• Radiation signalsB

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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