Multnomah County, OR

ZIP 97219

In ZIP 97219, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Lake Oswego Municipal Water has 1 contaminant at or over an EPA legal limit; 6 contaminants are above health goals, led by bromate at 840× California’s Public Health Goal.
• Nearest Superfund site: Northwest Pipe & Casing/hall Process Company, 5.6 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Gunderson LLC (94%), mostly nickel.
• Fine particles (PM2.5) average 8.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 156,635 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 97219

• Superfund sites nearbyA to D
• Factories and industrial sitesC to F
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityC to F
• Drinking water qualityA to F
• Pesticide useB to D
• Neighborhood health statusA to C
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to C

Based on 16 census tracts · compiled October 25, 2026 · how each grade works and its sources

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