Marshall County, WV

ZIP 26040

In ZIP 26040, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Moundsville has 1 contaminant at or over an EPA legal limit; 13 contaminants are above health goals, led by lead at 55× California’s Public Health Goal.
• Nearest Superfund site: Hanlin-Allied-Olin, 5.7 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: American Electric Power Kammer/Mitchell Plant (90%), mostly cobalt compounds.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 3,126 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 26040

• Superfund sites nearbyD
• Factories and industrial sitesC
• Oil and gas wellsF
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityC to F
• Pesticide useC
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsF
• Noise levelsA
• Radiation signalsD

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

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