Wasco County, OR

ZIP 97021

In ZIP 97021, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Bia Celilo Village meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 70× California’s Public Health Goal.
• Closer to Superfund sites than 54% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Cardinal Glass (98%), mostly chromium.
• Fine particles (PM2.5) average 7.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 423,254 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 97021

• Superfund sites nearbyC
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityD
• Drinking water qualityA to D
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsD
• Past flood impactsA
• Noise levelsA
• Radiation signalsD

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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