Denver, Colorado Air Quality

Realtime Air Quality Data

Realtime Location: Denver-Boulder, CO
Issue Date: 07/11/26 6:00 PM MDT

Current Air Quality Index

126

Action Day Alert:
Action Day called for Denver-Boulder, CO.

Realtime AQI - Pollutant Details

Type: Ozone Index: Unhealthy for Sensitive Groups AQI Value: 126
Type: Particle Pollution (2.5 microns) Good - 15 AQI - Particle Pollution (10 microns) Index: Good AQI Value: 20

Last Update:Sat, 11 Jul 2026 05:15:01 MST



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: Denver-Boulder, CO Forecast Agency: Colorado Department of Public Health and Environment
Two Day Forecast
Day One Forecast	Day Two Forecast
Date: 07/11/2026 Type: Ozone Index: Unhealthy for Sensitive Groups AQI Value: 101-150	Date: 07/12/2026 Type: Ozone Index: Unhealthy for Sensitive Groups AQI Value: 101-150
Last Update:Sat, 11 Jul 2026 05:15:03 MST

Current Air Quality Map