Island County, WA

ZIP 98282

In ZIP 98282, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Thunder Ridge Water System meets every EPA legal limit; 4 contaminants are above health goals, led by lead at 31× California’s Public Health Goal.
• Closer to Superfund sites than 55% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Hf Sinclair Puget Sound Refining LLC (37%), mostly formaldehyde.
• Fine particles (PM2.5) average 5.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 36,222 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 98282

• Superfund sites nearbyA to C
• Factories and industrial sitesA to B
• Oil and gas wellsA to C
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityC to F
• Pesticide useC to D
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsB

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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