Pacific County, WA

ZIP 98527

In ZIP 98527, 1 of the 12 things we check have at least one part graded D or F.

• Drinking water: Vista Dunes Water Association meets every EPA legal limit; 5 contaminants are above health goals, led by arsenic at 358× 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: Cosmo Specialty Fibers Inc. (95%), mostly chlorine.
• Fine particles (PM2.5) average 5.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,423 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 98527

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Drinking water qualityA to C
• Pesticide useC
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsA

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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