Knox County, OH

ZIP 43050

In ZIP 43050, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Grandview Mhp A Pws meets every EPA legal limit; 8 contaminants are above health goals, led by bromodichloromethane at 288× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Owens Corning Insulating Systems LLC Newark Oh Facility (38%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 129,503 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 43050

• Superfund sites nearbyA
• Factories and industrial sitesA to B
• Oil and gas wellsF
• Parks and nature nearbyB to D
• Air qualityC to D
• Drinking water qualityA to C
• Pesticide useF
• Neighborhood health statusA to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsF

Based on 12 census tracts · compiled October 25, 2026 · how each grade works and its sources

Loading the full report, with every source…