Darke County, OH

ZIP 45328

In ZIP 45328, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Gettysburg Village Pws meets every EPA legal limit; 10 contaminants are above health goals, led by lead at 19× California’s Public Health Goal.
• 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 (34%), mostly acrolein.
• Fine particles (PM2.5) average 8.4 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 45328

• Superfund sites nearbyA
• Factories and industrial sitesC
• Oil and gas wellsB
• Parks and nature nearbyD
• Air qualityD
• Drinking water qualityD
• Pesticide useF
• Neighborhood health statusF
• 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

Loading the full report, with every source…