Clark County, WA

ZIP 98664

In ZIP 98664, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Vancouver City Of has 2 contaminants at or over an EPA legal limit; 10 contaminants are above health goals, led by pfos at 11× California’s Public Health Goal.
• Nearest Superfund site: Vancouver Water Station #4 Contamination, 1.8 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Gunderson LLC (82%), mostly nickel.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 32,110 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 98664

• Superfund sites nearbyD
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityF
• Pesticide useB to C
• Neighborhood health statusB to C
• 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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