Columbiana County, OH

ZIP 44634

In ZIP 44634, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Louisville Gardens Health Center meets every EPA legal limit; 6 contaminants are above health goals, led by bromodichloromethane at 68× California’s Public Health Goal.
• Nearest Superfund site: Trw, Inc. (minerva Plant), 7.1 miles away.
• Largest share of modeled toxic air from industry: Pcc Airfoils LLC - Minerva (80%), mostly cobalt.
• Fine particles (PM2.5) average 7.4 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 44634

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

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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