Washington County, VA

ZIP 24340

In ZIP 24340, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Washington County Service Authority meets every EPA legal limit; 7 contaminants are above health goals, led by chloroform at 94× California’s Public Health Goal.
• Nearest Superfund site: Saltville Waste Disposal Ponds, 5.5 miles away.
• Largest share of modeled toxic air from industry: Snap-On Tools Co (63%), mostly nickel.
• Fine particles (PM2.5) average 6.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 33,884 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 24340

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

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

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