Cape Girardeau County, MO

ZIP 63740

In ZIP 63740, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Cape Girardeau Pws has 1 contaminant at or over an EPA legal limit; 17 contaminants are above health goals, led by cobalt at 47× the USGS health-based screening level.
• Nearest Superfund site: Missouri Electric Works, 3.9 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Midwest Sterilization Corp (78%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 228,864 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 63740

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

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

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