McHenry County, IL

ZIP 60051

In ZIP 60051, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Volo has 1 contaminant at or over an EPA legal limit; 11 contaminants are above health goals, led by arsenic at 173× California’s Public Health Goal.
• Nearest Superfund site: Wauconda Sand & Gravel, 3.9 miles away.
• Largest share of modeled toxic air from industry: Electri-Flex (17%), mostly chromium.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 211,541 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 60051

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

Based on 9 census tracts · compiled October 25, 2026 · how each grade works and its sources

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