Island County, WA

ZIP 98253

In ZIP 98253, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: Windmill Heights Comm Club meets every EPA legal limit; 3 contaminants are above health goals, led by lead at 22× California’s Public Health Goal.
• Nearest Superfund site: Port Hadlock Detachment (usnavy), 6.6 miles away.
• Largest share of modeled toxic air from industry: Hf Sinclair Puget Sound Refining LLC (23%), mostly 1-bromopropane.
• Fine particles (PM2.5) average 5.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 9,179 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 98253

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

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…