Clackamas County, OR

ZIP 97027

In ZIP 97027, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Riverbend Mobile Home Park meets every EPA legal limit; 3 contaminants are above health goals, led by arsenic at 1,264× California’s Public Health Goal.
• Nearest Superfund site: Northwest Pipe & Casing/hall Process Company, 1.2 miles away.
• Largest share of modeled toxic air from industry: Gunderson LLC (67%), mostly nickel.
• Fine particles (PM2.5) average 9.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 90,281 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 97027

• Superfund sites nearbyD to F
• Factories and industrial sitesD to F
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityF
• Drinking water qualityB to C
• Pesticide useC to D
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to C

Based on 6 census tracts · compiled October 25, 2026 · how each grade works and its sources

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