King County

Washington

2026-05-11 15:00
AQI (US)
Good
O3
μg/m³
61.1
PM2.5
μg/m³
3.9
PM10
μg/m³
10.5
NO2
μg/m³
14.4
CO
μg/m³
125
SO2
μg/m³
0
Weather
12℃
74%
15 kph
2 of 11
Historical Data
Data Sources

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android