Monroe County, IL

ZIP 62298

In ZIP 62298, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Mo American St Louis St Charles Counties meets every EPA legal limit; 10 contaminants are above health goals, led by lithium at 3.8× the USGS health-based screening level.
• Closer to Superfund sites than 57% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Wood River Refinery (23%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 324,443 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 62298

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

Based on 6 census tracts · compiled October 25, 2026 · how each grade works and its sources

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