AddAir quality in King County
Air quality index (AQI⁺) and PM2.5 air pollution in King County • 2 Followers • 20:00, Sep 11 Local time
38
US AQI⁺Good
Main pollutant:
O₃
82 µg/m³
12°
2 km/h
80 %
Hourly forecast
King County air quality index (AQI⁺) forecast
Daily forecast
King County air quality index (AQI⁺) forecast
| Today | 45 |  | 17° 10° |  10 km/h | 78% |
| Sat | 51 |  80% | 12° 8° | 14 km/h | 90% |
| Sun | 35 | | 15° 7° | 6 km/h | 73% |
Air pollutants
What is the current air quality in King County?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
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
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.
Where is the cleanest air quality in King County?
- Ames Lake Forest/Tree Farm4
- McClone Construction11
- Southeast 240th Street19
- 174th Avenue Southeast21
- SW TigerMt22
- 311th NE & NE 139th Duvall24
- Summit West25
- 322nd Avenue Northeast26
- Tolt Highlands26
- 6214 284th Way Northeast27
- Enumclaw Mud Mt (SO)27
- Northeast 34th Street27
- 337th Place Northeast28
- Ames Lake East28
- Southeast 32nd Street28
- Tolt Highlands 228
- 22612-22400 SE 329th St29
- Erste Strasse29
- Fall City29
- Northeast 32nd Street29
- 29035 NE 22nd St31
- SE 366th Pl31
- Stillwater Hill31
- River Bend32
- Cumberland Kanasket Road Southeast33
- Lake Margaret33
- Stillwater Hill station33
- RSD - Tolt34
- Valley Camp36
- Waterbrook56
