Frederick County, VA

ZIP 22603

In ZIP 22603, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tavenner Park has 3 contaminants at or over an EPA legal limit; 10 contaminants are above health goals, led by pfos at 9.6× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Trex - Virginia Manufacturing Operations (98%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 255,332 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 22603

• Superfund sites nearbyA
• Factories and industrial sitesB to D
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityB to C
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD to F

Based on 8 census tracts · compiled September 10, 2026 · how each grade works and its sources

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