Crawford County, OH

ZIP 44820

In ZIP 44820, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Del-Co Water Company, Inc. meets every EPA legal limit; 17 contaminants are above health goals, led by lead at 28× 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: Timken Co Bucyrus Bearing Plant (25%), mostly chromium.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 176,421 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 44820

• Superfund sites nearbyA
• Factories and industrial sitesB to D
• Oil and gas wellsA to F
• Parks and nature nearbyD to F
• Air qualityB to C
• Drinking water qualityC to D
• Pesticide useF
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsF

Based on 8 census tracts · compiled September 10, 2026 · how each grade works and its sources

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