Woodson County, KS

ZIP 66758

In ZIP 66758, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Yates Center, City Of has 1 contaminant at or over an EPA legal limit; 11 contaminants are above health goals, led by arsenic at 60,138× California’s Public Health Goal.
• Nearest Superfund site: Former United Zinc & Associated Smelters, 3.1 miles away.
• Largest share of modeled toxic air from industry: Ash Grove Cement Co (94%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 71,059 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 66758

• Superfund sites nearbyA to D
• Factories and industrial sitesA to B
• Oil and gas wellsD to F
• Parks and nature nearbyC to D
• Air qualityA
• Drinking water qualityC to F
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to D
• Radiation signalsC to D

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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