How bad is the California wildfire smoke for health? Here's how to protect yourself.
Tens of thousands of people are evacuating Los Angeles as wildfires blaze across the region, emitting dangerous smoke. Here's how it impacts health.
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Air quality information
Please refer to the AirNow information on wildfires to learn how and why the United States Environmental Protection Agency (EPA) applies a correction factor to PurpleAir data to estimate the air ...
Pagosa Springs SUN13d
Updated AirNow app allows public to receive air quality forecasts via push notification
The U.S. Environmental Protection Agency (EPA) has updated the AirNow mobile app to allow users to receive optional push notifications of their local Air Quality Index (AQI) forecasts for the next day ...