Butler County, OH

ZIP 45015

In ZIP 45015, 9 of the 12 things we check have at least one part graded D or F.

• Drinking water: Hamilton Public Water System has 1 contaminant at or over an EPA legal limit; 8 contaminants are above health goals, led by lead at 100× California’s Public Health Goal.
• Nearest Superfund site: Chem-Dyne, 3.3 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: The Shepherd Color Co (56%), mostly cobalt compounds.
• Fine particles (PM2.5) average 9.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 100,411 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 45015

• Superfund sites nearbyD to F
• Factories and industrial sitesD to F
• Oil and gas wellsB
• Parks and nature nearbyD to F
• Air qualityD to F
• Drinking water qualityF
• Pesticide useC to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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