Air Quality score
Health-oriented air-quality conditions with context from WHO, EEA, and EPA benchmarks.
Air Quality in Seattle84/100
Air Quality
Air Quality in Seattle
Seattle has strong baseline air quality with episodic wildfire smoke the main seasonal concern. Air Quality in Seattle scores 84/100, placing it in the strong group of the indexed set.
- Last updated
- 2026-05-16
- Data year
- 2025
- Module score
- 84/100
Clean-air score
84/100
Strong baseline with stable trend.
Primary pollutant watch
PM2.5
Fine particles are the central benchmark.
Monitoring confidence
High
EPA standards and reporting anchor pollutant interpretation.
Seattle air quality data table
This HTML table mirrors the visible score cards so important comparison data is never trapped in a browser-only chart.
| Metric | Value | Context |
|---|---|---|
| Clean-air score | 84/100 | Coastal context supports the baseline. |
| Primary pollutant watch | PM2.5 | Wildfire smoke drives episodic spikes. |
| Monitoring confidence | High | Health-based benchmarks structure the score. |
Air Quality city comparison
A crawlable comparison across a selection of same-country and top-scoring cities. The complete set is reachable via the rankings, the cities index, and each city profile.
| City | Score | Summary |
|---|---|---|
| Seattle (this page) | 84/100 | Seattle has strong baseline air quality with episodic wildfire smoke the main seasonal concern. |
| Madison | 80/100 | Madison's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| San Francisco | 78/100 | San Francisco has a healthy baseline air profile, with episodic wildfire-smoke events as the main exposure pressure in recent years. |
| Boston | 78/100 | Boston's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Minneapolis | 78/100 | Minneapolis's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Washington DC | 76/100 | Washington DC's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| San Diego | 76/100 | San Diego's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Portland | 76/100 | Portland's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Raleigh | 76/100 | Raleigh's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Boulder | 76/100 | Boulder's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Garland | 75/100 | Garland's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Santa Clarita | 75/100 | Santa Clarita's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Oyster Bay | 75/100 | Oyster Bay's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Jackson | 74/100 | Jackson's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Chicago | 74/100 | Chicago's air-quality profile is moderate-to-good, shaped by traffic and industrial sources, with strong EPA monitoring. |
| Charlotte | 74/100 | Charlotte's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Tampa | 74/100 | Tampa's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Orlando | 74/100 | Orlando's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Columbus | 74/100 | Columbus's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Kansas City | 74/100 | Kansas City's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Milwaukee | 74/100 | Milwaukee's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Chandler | 74/100 | Chandler's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Indianapolis | 73/100 | Indianapolis's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| San Antonio | 73/100 | San Antonio's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Cincinnati | 73/100 | Cincinnati's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Cleveland | 73/100 | Cleveland's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Laredo | 73/100 | Laredo's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Conroe | 73/100 | Conroe's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Colorado Springs | 72/100 | Colorado Springs's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| New York | 72/100 | New York has extensive monitoring and policy capacity, but particulate and ozone exposure remain important health signals. |
| Denver | 72/100 | Denver's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
Interpretation
Air-quality scoring weighs pollutant exposure with monitoring confidence. Seattle's baseline is healthy; wildfire seasons drive most spikes. Across the indexed cities the air quality average is 64/100, so Seattle is 20 points above the median. Data year 2025; last updated 2026-05-16. Drawn from 2 institutional references.
Read this module with the main open the seattle city profile and the read the scoring methodology page so single-topic pages do not hide tradeoffs across dimensions.
Structured indicators on this page are directional and intended for orientation. Verified datasets are being integrated; official sources should be used for critical decisions.
Sources
2 institutional references inform this view, listed below with reliability notes. Structured indicators on this page are directional and intended for orientation; verified datasets are being integrated and official sources should be used for critical decisions.
- World Health Organization: WHO Global Air Quality Guidelines
Used to normalize air-quality indicators toward health-protective benchmarks.
- US Environmental Protection Agency: National Ambient Air Quality Standards
Used where United States city comparisons need air-quality benchmark context.
Continue exploring
These links connect module pages back to city, ranking, and sibling topic paths with crawlable href values.
Seattle city profile
Return to the complete Seattle profile with all module scores and source context.
Cost of Living in Seattle
Affordability, essential costs, and day-to-day financial pressure for residents.
Energy in Seattle
Clean-energy readiness, grid resilience, and solar or efficiency opportunity signals.
Safety in Seattle
Personal safety, institutional trust, and resilience signals informed by international safety and crime data.
Internet Speed in Seattle
Broadband and mobile connectivity quality, latency, and digital-readiness signals for residents and remote workers.
Climate Risk in Seattle
Climate exposure, hazard frequency, and adaptation context for floods, heat, storms, and wildfires.
Overall Intelligence
A balanced ranking of cities across affordability, air quality, clean-energy readiness, and resilience.
Quality of Life
Cities that combine strong services, mobility, safety, clean air, and resilience into a healthy day-to-day profile.