AddAir quality in King County
Air quality index (AQI⁺) and PM2.5 air pollution in King County • 2 Followers • 10:00, Sep 21 Local time
29
US AQI⁺Good
Main pollutant:
PM2.5
5.4 µg/m³
12°
3 km/h
97 %
Hourly forecast
King County air quality index (AQI⁺) forecast
Daily forecast
King County air quality index (AQI⁺) forecast
| Today | 37 | | 13° 10° |  6 km/h | 96% |
| Tue | 52 |  | 10° 8° | 6 km/h | 91% |
| Wed | 40 | | 16° 5° | 7 km/h | 57% |
Air pollutants
What is the current air quality in King County?
PM2.5 concentration is currently 1.1 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 None | 0% |
 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 None | 0% |
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
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
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in King County?
- Southeast 32nd Street12
- River Bend14
- 174th Avenue Southeast16
- Ames Lake East19
- Tolt Highlands20
- 322nd Avenue Northeast22
- 337th Place Northeast22
- 6214 284th Way Northeast26
- 311th NE & NE 139th Duvall27
- 29035 NE 22nd St28
- McClone Construction28
- Northeast 32nd Street29
- Stillwater Hill29
- Valley Camp29
- Lake Margaret31
- SW TigerMt32
- Tolt Highlands 232
- Cumberland Kanasket Road Southeast34
- RSD - Tolt36
- SE 366th Pl37
- Stillwater Hill station38
- Waterbrook39
- Enumclaw Mud Mt (SO)41
- 22612-22400 SE 329th St44
- Erste Strasse56
- Summit West62
