Boone County, IL

ZIP 61008

In ZIP 61008, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Rockford has 1 contaminant at or over an EPA legal limit; 21 contaminants are above health goals, led by lead at 45× California’s Public Health Goal.
• Nearest Superfund site: Belvidere Municipal Landfill, 4.5 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Arnold Magnetic Technologies - Arnold Engineering (35%), mostly cobalt.
• Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 190,217 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 61008

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

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

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