Darke County, OH

ZIP 45351

In ZIP 45351, 6 of the 12 things we check have at least one part graded D or F.

• 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: The Andersons Marathon Holdings LLC - Greenville Facility (38%), mostly chromium.
• Fine particles (PM2.5) average 8.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 303,540 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 45351

• Superfund sites nearbyA
• Factories and industrial sitesB
• Oil and gas wellsD
• Parks and nature nearbyD
• Air qualityD
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsF

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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