Seattle, WA Air Quality Index






Realtime Air Quality Data
Realtime Location: Seattle-Bellevue-Kent Valley, WA
Issue Date: 04/22/26 2:00 PM PDT


Current Air Quality Index

Moderate 52



Realtime AQI - Pollutant Details
Type: Particle Pollution (2.5 microns)
Index: Moderate
AQI Value: 52
Moderate

Type: Particle Pollution (10 microns) Good - 30 AQI - Ozone
Index: Good
AQI Value: 11

Good

Last Update:
Wed, 22 Apr 2026 02:00:02 PST


0-50 Good
51-100 Moderate
101-150 Unhealthy for Sensitive Groups
151-200 Unhealthy
201-300 Very Unhealthy
301-500 Hazardous


Air Quality Forecast
Forecast Location: Seattle-Bellevue-Kent Valley, WA
Forecast Agency: Puget Sound Clean Air Agency
Two Day Forecast
Day One Forecast Day Two Forecast
Date: 04/22/2026
Type: Particle Pollution (2.5 microns)
Index: Good
AQI Value: 28

Good
Date: 04/23/2026
Type: Ozone
Index: Good
AQI Value: 32

Good
Last Update:Wed, 22 Apr 2026 02:00:02 PST
Script courtesy of  Michael Holden of Relay Weather. Data courtesy of Airnow.gov



Interactive Air Quality Index Map

AQI: Good AQI: Moderate AQI: Unhealthy for Sensitive Groups AQI: Unhealthy AQI: Very Unhealthy AQI: Hazardous


Script courtesy of  Michael Holden of Relay Weather. Data courtesy of Airnow.gov