Environmental Health and Safety

Air Quality Information

 Wildfire Smoke Information

For information on the health effects of wildfire smoke, how to obtain air quality information, how the University will communicate air quality information to the campus community, and how to properly use an N95 mask, please click the links below.

California State University, Chico is monitoring information from Butte County Air Quality Management District and AirNow.  Chico State promotes a safe and environmentally healthy environment for faculty, staff, students, and visitors. 

Joint Air Quality Advisory for Butte County - 07/10/2025 through 07/13/2025

The Butte County Air Quality Management District and the Butte County Public Health Department are issuing a Joint Air Quality Advisory (PDF) to inform the public about wildfire smoke impacts in Butte County. Wildfire smoke is coming from the Green Fire in Shasta County and may continue to impact the area through the weekend. Air Quality Index (AQI) levels have ranged from the Moderate range to the Unhealthy Range today. The attached Advisory includes information on how to protect yourself from wildfire smoke and resources to track air quality conditions near you.