Umatilla County, OR

ZIP 97882

In ZIP 97882, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Hermiston, City Of has 1 contaminant at or over an EPA legal limit; 11 contaminants are above health goals, led by pfos at 4.6× California’s Public Health Goal.
• Nearest Superfund site: Umatilla Army Depot (lagoons), 6.2 miles away.
• Largest share of modeled toxic air from industry: Boise White Paper LLC (39%), mostly acetaldehyde.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 1,456,135 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 97882

• Superfund sites nearbyC to D
• Factories and industrial sitesB to D
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityA to B
• Drinking water qualityA to D
• Pesticide useF
• Neighborhood health statusC
• Past wildfire impactsC to D
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsC to D

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

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