Todd County, KY

ZIP 42234

In ZIP 42234, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Logan-Todd Regional Water Commission meets every EPA legal limit; 4 contaminants are above health goals, led by arsenic at 279× 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: Nyrstar Clarksville Inc (31%), mostly cadmium compounds.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 140,872 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 42234

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

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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