Grundy County, IL

ZIP 60407

In ZIP 60407, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Bookwalter Woods Mhp meets every EPA legal limit; 12 contaminants are above health goals, led by lead at 30× California’s Public Health Goal.
• Nearest Superfund site: Joliet Army Ammunition Plant (manufacturing Area), 9.2 miles away.
• Largest share of modeled toxic air from industry: Exxonmobil Oil Corp Joliet Refinery (44%), mostly sulfuric acid.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 218,395 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 60407

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

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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