Clatsop County, OR

ZIP 97146

In ZIP 97146, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sunset Lake Rv Park meets every EPA legal limit; 4 contaminants are above health goals, led by lead at 30× California’s Public Health Goal.
• Nearest Superfund site: Astoria Marine Construction Company, 6.2 miles away.
• Largest share of modeled toxic air from industry: Georgia-Pacific Wauna LLC (100%), mostly formaldehyde.
• Fine particles (PM2.5) average 4.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 3,102 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 97146

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

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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