Cape Girardeau County, MO

ZIP 63703

In ZIP 63703, 8 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, 1.0 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Midwest Sterilization Corp (60%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 147,444 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 63703

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

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…