Morrow County, OR

ZIP 97838

In ZIP 97838, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Chart Subdivision meets every EPA legal limit; 4 contaminants are above health goals, led by lead at 283× California’s Public Health Goal.
• Nearest Superfund site: Umatilla Army Depot (lagoons), 8.2 miles away.
• Largest share of modeled toxic air from industry: Boise White Paper LLC (65%), mostly acetaldehyde.
• Fine particles (PM2.5) average 7.4 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 97838

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

Based on 11 census tracts · compiled September 10, 2026 · how each grade works and its sources

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