Polk County, OR

ZIP 97378

In ZIP 97378, 6 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, 4.7 miles away.
• Largest share of modeled toxic air from industry: Orchid Orthopedic Solutions Oregon Inc (71%), mostly cobalt.
• Fine particles (PM2.5) average 5.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 143,340 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 97378

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

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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