Wyandotte County, KS

ZIP 66106

In ZIP 66106, 9 of the 12 things we check have at least one part graded D or F.

• Drinking water: Kansas City Pws meets every EPA legal limit; 10 contaminants are above health goals, led by lithium at 3.9× the USGS health-based screening level.
• Nearest Superfund site: Doepke Disposal (holliday), 5.4 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Harcros Chemicals Inc (95%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 8,438 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 66106

• Superfund sites nearbyA to D
• Factories and industrial sitesF
• Oil and gas wellsD to F
• Parks and nature nearbyB to D
• Air qualityC to F
• Drinking water qualityC
• Pesticide useB to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to F
• Radiation signalsF

Based on 10 census tracts · compiled October 25, 2026 · how each grade works and its sources

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