Montgomery County, OH

ZIP 45458

In ZIP 45458, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Springboro Pws has 2 contaminants at or over an EPA legal limit; 11 contaminants are above health goals, led by pfoa at 829× California’s Public Health Goal.
• Nearest Superfund site: Mound Plant (usdoe), 5.6 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: The Shepherd Color Co (22%), mostly chromium.
• Fine particles (PM2.5) average 7.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 93,781 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 45458

• Superfund sites nearbyA to D
• Factories and industrial sitesC
• Oil and gas wellsA to C
• Parks and nature nearbyB to C
• Air qualityD
• Drinking water qualityC to F
• Pesticide useC to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsD to F

Based on 11 census tracts · compiled October 25, 2026 · how each grade works and its sources

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