Caroline County, VA

ZIP 22546

In ZIP 22546, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Lake Land`or meets every EPA legal limit; 7 contaminants are above health goals, led by pfoa at 200× California’s Public Health Goal.
• Closer to Superfund sites than 54% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Sterilization Services Of Virginia (99%), mostly ethylene oxide.
• Fine particles (PM2.5) average 6.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 52,413 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 22546

• Superfund sites nearbyA to C
• Factories and industrial sitesA to D
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityA
• Drinking water qualityB to C
• Pesticide useC to F
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA to C
• Noise levelsA
• Radiation signalsA to F

Based on 8 census tracts · compiled October 25, 2026 · how each grade works and its sources

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