AddAir quality in King County
Air quality index (AQI⁺) and PM2.5 air pollution in King County • 2 Followers • 08:00, Sep 03 Local time
17
US AQI⁺Good
Main pollutant:
O₃
36 µg/m³
9°
9 km/h
87 %
Hourly forecast
King County air quality index (AQI⁺) forecast
Daily forecast
King County air quality index (AQI⁺) forecast
| Today | 27 |  | 15° 8° |  13 km/h | 79% |
| Fri | 40 | | 15° 9° | 9 km/h | 70% |
| Sat | 36 |  | 18° 7° | 9 km/h | 63% |
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?
- Southeast 240th Street1
- McClone Construction2
- 174th Avenue Southeast3
- Northeast 34th Street3
- 337th Place Northeast4
- Cumberland Kanasket Road Southeast4
- River Bend5
- 12339-12347 202nd Pl SE6
- 6214 284th Way Northeast6
- Tolt Highlands7
- Southeast 32nd Street8
- Ames Lake East9
- Duvall, WA9
- Northeast 32nd Street9
- Summit West9
- 22612-22400 SE 329th St10
- 311th NE & NE 139th Duvall10
- 322nd Avenue Northeast10
- SE 366th Pl11
- Valley Camp11
- 29035 NE 22nd St12
- Erste Strasse13
- Stillwater Hill13
- Enumclaw Mud Mt (SO)14
- RSD - Tolt15
- Fall City18
- SW TigerMt21
- Tolt Highlands 223
- Lake Margaret26
- Stillwater Hill station26
- Waterbrook27
