Henry County, IL

ZIP 61240

In ZIP 61240, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Oak Grove Mhp - Rock Island County has 1 contaminant at or over an EPA legal limit; 5 contaminants are above health goals, led by lead at 75× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Arconic Davenport LLC (39%), mostly chromium.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 150,755 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 61240

• Superfund sites nearbyA
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityB to C
• Drinking water qualityC to F
• Pesticide useF
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsD

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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