Air quality in the Boulder area

right now

Boulder

Good

Good

Moderate

Poss. Unhealthy

Unhealthy

Very Unhealthy

Hazardous

Air Quality Index

tomorrow

Poss. Unhealthy

Tuesday

Poss. Unhealthy

Wednesday

Unhealthy

Thursday

Unhealthy

Friday

Unhealthy

App feature

How to use the air quality index feature