Montgomery County, OH

ZIP 45345

In ZIP 45345, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Trotwood City Pws meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 38× California’s Public Health Goal.
• Nearest Superfund site: Mound Plant (usdoe), 2.5 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Plating Technology Inc. Dayton Plant (53%), mostly nickel compounds.
• Fine particles (PM2.5) average 8.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 106,635 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 45345

• Superfund sites nearbyA to F
• Factories and industrial sitesC to D
• Oil and gas wellsA to B
• Parks and nature nearbyC to D
• Air qualityD
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsD

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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