Pollution in Seattle, WA, United States

Air pollution data from World Health Organization
PM₁₀	12
PM_2.5	6
PM₁₀ Pollution Level:	Low

Air Pollution	31.15	Low
Drinking Water Pollution and Inaccessibility	21.57	Low
Dissatisfaction with Garbage Disposal	30.70	Low
Dirty and Untidy	44.74	Moderate
Noise and Light Pollution	58.24	Moderate
Water Pollution	42.98	Moderate
Dissatisfaction with Spending Time in the City	27.46	Low
Dissatisfaction with Green and Parks in the City	27.18	Low

Purity and Cleanliness in Seattle, WA, United States

Air quality	68.85	High
Drinking Water Quality and Accessibility	78.43	High
Garbage Disposal Satisfaction	69.30	High
Clean and Tidy	55.26	Moderate
Quiet and No Problem with Night Lights	41.76	Moderate
Water Quality	57.02	Moderate
Comfortable to Spend Time in the City	72.54	High
Quality of Green and Parks	72.82	High

Contributors: 180

Last update: 4 January 2026

These data are based on perceptions of visitors of this website in the past 5 years.

If the value is 0, it means it is perceived as very low, and if the value is 100, it means it is perceived as very high.

Moving to Seattle, WA? Explore:

Nearby Cities:

Pollution in Tacoma, Washington	35.67 miles
Pollution in Olympia, Washington	63.39 miles
Pollution in Bremerton, Washington	66.37 miles
Pollution in Vancouver, Washington	166.62 miles
Pollution in Portland, Oregon	176.13 miles

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Index
Pollution Index:	38.82
Pollution Exp Scale:	66.24