Will County, IL

ZIP 60441

In ZIP 60441, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Crest Hill has 1 contaminant at or over an EPA legal limit; 14 contaminants are above health goals, led by pfos at 1.4× California’s Public Health Goal.
• Nearest Superfund site: Lenz Oil Service, Inc., 7.1 miles away.
• Largest share of modeled toxic air from industry: Citgo Petroleum Corp Lemont Refinery (37%), mostly chromium.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 248,146 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 60441

• Superfund sites nearbyA to C
• Factories and industrial sitesD to F
• Oil and gas wellsA to B
• Parks and nature nearbyB to C
• Air qualityC to F
• Drinking water qualityC to D
• Pesticide useC to D
• Neighborhood health statusA to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC to F

Based on 17 census tracts · compiled October 25, 2026 · how each grade works and its sources

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