AddAir quality in King County
Air quality index (AQI⁺) and PM2.5 air pollution in King County • 2 Followers • 23:00, Aug 12 Local time
61
US AQI⁺Moderate
Main pollutant:
PM2.5
14.7 µg/m³
17°
2 km/h
74 %
Hourly forecast
King County air quality index (AQI⁺) forecast
Daily forecast
King County air quality index (AQI⁺) forecast
| Today | 97 |  | 22° 14° |  9 km/h | 71% |
| Fri | 123 | | 25° 16° | 9 km/h | 69% |
| Sat | 109 | | 25° 10° | 9 km/h | 59% |
Air pollutants
What is the current air quality in King County?
PM2.5 concentration is currently 2.9 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Get an air purifier |
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
Moderate
 Tree None | 0% |
 Grass None | 0% |
 Weed Moderate | 50% |
Source:
wetter.comHealth recommendations
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Get an air purifier |
Pollen
What is the pollen count in King County today?
Index
Moderate
Tree None | 0% |
Grass None | 0% |
Weed Moderate | 50% |
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?
- Lake Margaret22
- 311th NE & NE 139th Duvall34
- 322nd Avenue Northeast36
- Duvall, WA40
- 29035 NE 22nd St43
- Ames Lake East43
- Stillwater Hill station50
- River Bend51
- Erste Strasse52
- SE 366th Pl53
- Summit West53
- 337th Place Northeast56
- Northeast 34th Street57
- Southeast 240th Street60
- Ames Lake Forest/Tree Farm61
- Tolt Highlands61
- 174th Avenue Southeast63
- 6214 284th Way Northeast64
- Stillwater Hill66
- Enumclaw Mud Mt (SO)67
- Valley Camp70
- Tolt Highlands 271
- SW TigerMt75
- Waterbrook81
- McClone Construction82
- 22612-22400 SE 329th St88
- Rimrock90
- Southeast 32nd Street90
- RSD - Tolt91
- Cumberland Kanasket Road Southeast94
- 12339-12347 202nd Pl SE97
