Jefferson County, KS

ZIP 66044

In ZIP 66044, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Desoto, City Of meets every EPA legal limit; 10 contaminants are above health goals, led by lead at 44× California’s Public Health Goal.
• Closer to Superfund sites than 55% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Harcros Chemicals Inc (69%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 68,272 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 66044

• Superfund sites nearbyA to C
• Factories and industrial sitesC to D
• Oil and gas wellsB to F
• Parks and nature nearbyC to F
• Air qualityB to D
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsB to C
• Noise levelsA to D
• Radiation signalsD

Based on 12 census tracts · compiled September 10, 2026 · how each grade works and its sources

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