McHenry County, IL

ZIP 60034

In ZIP 60034, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Genoa City Waterworks meets every EPA legal limit; 12 contaminants are above health goals, led by lead at 73× California’s Public Health Goal.
• Closer to Superfund sites than 55% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Arnold Magnetic Technologies - Arnold Engineering (68%), mostly cobalt.
• Fine particles (PM2.5) average 6.6 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 60034

• Superfund sites nearbyA to C
• Factories and industrial sitesC
• Oil and gas wellsA to B
• Parks and nature nearbyD
• Air qualityA
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsD

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

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