Chelan County, WA

ZIP 98828

In ZIP 98828, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: Wenatchee City Of meets every EPA legal limit; 9 contaminants are above health goals, led by pfos at 1.5× 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: Pacific Aerospace & Electronics (100%), mostly 1-bromopropane.
• Fine particles (PM2.5) average 7.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 838,226 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 98828

• Superfund sites nearbyA
• Factories and industrial sitesA to C
• Oil and gas wellsA to B
• Parks and nature nearbyC
• Air qualityA to B
• Drinking water qualityB to C
• Pesticide useD to F
• Neighborhood health statusC
• Past wildfire impactsD to F
• Past flood impactsA
• Noise levelsA
• Radiation signalsB

Based on 2 census tracts · compiled October 25, 2026 · how each grade works and its sources

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