AddAir quality in King County
Air quality index (AQI⁺) and PM2.5 air pollution in King County • 2 Followers • 19:00, Oct 31 Local time
32
US AQI⁺Good
Main pollutant:
PM2.5
5.8 µg/m³
5°
5 km/h
87 %
Hourly forecast
King County air quality index (AQI⁺) forecast
Daily forecast
King County air quality index (AQI⁺) forecast
| Today | 43 |  | 8° 4° |  8 km/h | 78% |
| Sun | 44 |  | 11° 5° | 6 km/h | 51% |
| Mon | 45 | | 11° 3° | 8 km/h | 67% |
Air pollutants
What is the current air quality in King County?
PM2.5 concentration is currently 1.2 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in King County
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in King County today?
Index
Low
 Tree Low | 25% |
 Grass None | 0% |
 Weed Low | 25% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in King County today?
Index
Low
Tree Low | 25% |
Grass None | 0% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in King County
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near King County
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in King County
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near King County
History
Historic air quality graph for King County
Historic air quality near King County
History
Historic air quality graph for King County
Most polluted locations near King County
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in King County
City ranking
Real-time USA AQI⁺ city ranking
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Learn more about global air quality
Where is the cleanest air quality in King County?
- 292nd Ave. SE17
- SW TigerMt22
- 174th Avenue Southeast24
- 6214 284th Way Northeast26
- McClone Construction26
- Ames Lake East28
- Ames Lake Forest/Tree Farm29
- Erste Strasse30
- Northeast 32nd Street30
- Rattlesnake Mountain31
- Southeast 32nd Street31
- Waterbrook31
- 29035 NE 22nd St32
- Lake Margaret33
- Tolt Highlands 233
- Tolt Highlands37
- Stillwater Hill station40
- Valley Camp40
- 322nd Avenue Northeast41
- 337th Place Northeast41
- RSD - Tolt41
- 22612-22400 SE 329th St44
- River Bend44
- 311th NE & NE 139th Duvall46
- Cumberland Kanasket Road Southeast46
- SE 366th Pl47
- Summit West47
- Enumclaw Mud Mt (SO)54
- Stillwater Hill68
