Polk County, OR

ZIP 97338

In ZIP 97338, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Buell-Red Prairie Wd meets every EPA legal limit; 4 contaminants are above health goals, led by lead at 70× California’s Public Health Goal.
• Nearest Superfund site: Taylor Lumber and Treating, 10.0 miles away.
• Largest share of modeled toxic air from industry: Arauco N.A. Inc. - Duraflake Particleboard (43%), mostly formaldehyde.
• Fine particles (PM2.5) average 5.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 97,435 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 97338

• Superfund sites nearbyA to C
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyC to F
• Air qualityA
• Drinking water qualityD to F
• Pesticide useD to F
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsC to D

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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