Marion County, OR

ZIP 97301

In ZIP 97301, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Suburban East Salem Wd meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 190× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Entek International LLC (39%), mostly formaldehyde.
• Fine particles (PM2.5) average 8.2 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 97301

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

Based on 15 census tracts · compiled September 10, 2026 · how each grade works and its sources

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