Columbiana County, OH

ZIP 44657

In ZIP 44657, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Canton Public Water System meets every EPA legal limit; 10 contaminants are above health goals, led by pfoa at 186× California’s Public Health Goal.
• Nearest Superfund site: Trw, Inc. (minerva Plant), 2.0 miles away.
• Largest share of modeled toxic air from industry: Pcc Airfoils LLC - Minerva (92%), mostly cobalt.
• Fine particles (PM2.5) average 7.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 77,119 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 44657

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

Based on 8 census tracts · compiled October 25, 2026 · how each grade works and its sources

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