AddAir quality in King County
Air quality index (AQI⁺) and PM2.5 air pollution in King County • 21:00, Jul 26 Local time
21
US AQI⁺Good
Main pollutant:
O₃
46 µg/m³
15°
1 km/h
91 %
Hourly forecast
King County air quality index (AQI⁺) forecast
Daily forecast
King County air quality index (AQI⁺) forecast
| Today | 42 |  | 20° 12° |  8 km/h | 70% |
| Mon | 51 |  | 17° 11° | 10 km/h | 86% |
| Tue | 40 | | 22° 10° | 11 km/h | 60% |
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
High
 Tree None | 0% |
 Grass None | 0% |
 Weed High | 75% |
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
High
Tree None | 0% |
Grass None | 0% |
Weed High | 75% |
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?
- Ames Lake Forest/Tree Farm1
- McClone Construction2
- Enumclaw Mud Mt (SO)3
- Southeast 100th Street4
- Southeast 240th Street5
- Lake Margaret6
- SW TigerMt6
- 337th Place Northeast7
- Cumberland Kanasket Road Southeast7
- 12339-12347 202nd Pl SE8
- 174th Avenue Southeast9
- 6214 284th Way Northeast9
- Southeast 32nd Street9
- Tolt Highlands9
- 22612-22400 SE 329th St11
- Stillwater Hill station11
- Tolt Highlands 211
- Waterbrook11
- Northeast 32nd Street12
- 311th NE & NE 139th Duvall13
- River Bend13
- Stillwater Hill13
- 29035 NE 22nd St14
- 322nd Avenue Northeast16
- Ames Lake East16
- Summit West16
- Fall City17
- SE 366th Pl17
- Valley Camp17
- RSD - Tolt21
