Boone County, IL

ZIP 61065

In ZIP 61065, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sharon Waterworks meets every EPA legal limit; 8 contaminants are above health goals, led by arsenic at 272× California’s Public Health Goal.
• Nearest Superfund site: Parsons Casket Hardware Co., 0.9 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Arnold Magnetic Technologies - Arnold Engineering (39%), mostly cobalt.
• Fine particles (PM2.5) average 7.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 137,893 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 61065

• Superfund sites nearbyD to F
• Factories and industrial sitesD
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityA to B
• Drinking water qualityC
• Pesticide useF
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsF

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

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