View the real-time air quality index on OpenSnow & OpenSummit to help you plan your next adventure.

The 'Air Quality Index' map overlay is the current US EPA PM2.5 air quality index from PurpleAir sensors. Shown as the 10-minute average for the past 24 hours.

Click the "Maps" tab and select the "Air Quality" overlay.

Here is an example of the air quality index for Lake Tahoe, California on August 24, 2021.

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The higher the AQI value, the greater the level of air pollution and the greater the health concern.

View all of our high-resolution map overlays on any device by upgrading to All-Access for $29.99/year (Single) or $39.99/year (Group). The subscription includes 5-day hourly forecasts, 10-day snow forecasts, estimated conditions, and much more.

Air Quality Map  OpenSummit.com/map