Marion County, OR

ZIP 97306

In ZIP 97306, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Alpine Crest Improvement Dist meets every EPA legal limit; 2 contaminants are above health goals, led by lead at 33× California’s Public Health Goal.
• Nearest Superfund site: Teledyne Wah Chang, 6.4 miles away.
• Largest share of modeled toxic air from industry: Arauco N.A. Inc. - Duraflake Particleboard (31%), mostly formaldehyde.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 368,378 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 97306

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

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

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