Clark County, WA

ZIP 98664

In ZIP 98664, 7 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; 12 contaminants are above health goals, led by pfos at 12× 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 (78%), 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 sitesD
• Oil and gas wellsA
• Parks and nature nearbyD to F
• Air qualityC
• Drinking water qualityF
• Pesticide useC to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

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