Greene County, OH

ZIP 45431

In ZIP 45431, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Dayton Public Water System has 2 contaminants at or over an EPA legal limit; 18 contaminants are above health goals, led by lead at 957× California’s Public Health Goal.
• Nearest Superfund site: Valley Pike Vocs, 2.4 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Techmetals Inc. (60%), mostly nickel compounds.
• Fine particles (PM2.5) average 9.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 175,712 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 45431

• Superfund sites nearbyF
• Factories and industrial sitesA to F
• Oil and gas wellsA to B
• Parks and nature nearbyD to F
• Air qualityF
• Drinking water qualityD to F
• Pesticide useC to F
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsD

Based on 15 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…