This is a collaborative site to provide Eagle County and neighboring communities with information about the impacts of wildfires on Public Health and the Environment. Please check back as guidance will continue to be updated as conditions change.
Air Quality Health Advisory for Wildfire Smoke
Issued for western Eagle and eastern Garfield Counties
Issued at 8:00 AM MDT, Saturday, August 23, 2025
Issued by the Colorado Department of Public Health and Environment
Affected Area: Western Eagle and eastern Garfield Counties. Locations include, but are not limited to Sweetwater Lake and Dotsero.
Advisory in Effect: 9:00 AM MDT, Saturday, August 23, 2025 to 9:00 AM MDT, Sunday, August 24, 2025
Outlook: Smoke from the Derby Fire is impacting parts of central Colorado. The heaviest smoke is expected in areas near the fire and in low-lying areas during the overnight and early morning hours, including Sweetwater Lake and Colorado River Road between Dotsero and Burns.
Public Health Recommendations: If smoke is thick or becomes thick in your neighborhood you may want to remain indoors. This is especially true for those with heart disease, respiratory illnesses, the very young, and older adults. Consider limiting outdoor activity when moderate to heavy smoke is present. Consider relocating temporarily if smoke is present indoors and is making you ill. If visibility is less than 5 miles in smoke in your neighborhood, smoke has reached levels that are unhealthy.
Air Quality Health Advisory for Wildfire Smoke
Avisos en Español para todo el Estado (Colorado)
Issued for western Eagle and eastern Garfield Counties
Issued at 7:56 AM MDT, Thursday, August 21, 2025
Issued by the Colorado Department of Public Health and Environment
Affected Area: Western Eagle and eastern Garfield Counties. Locations include, but are not limited to Sweetwater Lake, Dotsero, Gypsum, and Eagle.
Advisory in Effect: 9:00 AM MDT, Thursday, August 21, 2025 to 9:00 AM MDT, Friday, August 22, 2025
Public Health Recommendations: If smoke is thick or becomes thick in your neighborhood you may want to remain indoors. This is especially true for those with heart disease, respiratory illnesses, the very young, and older adults. Consider limiting outdoor activity when moderate to heavy smoke is present. Consider relocating temporarily if smoke is present indoors and is making you ill. If visibility is less than 5 miles in smoke in your neighborhood, smoke has reached levels that are unhealthy.
Outlook: Smoke from the Derby Fire is impacting central Colorado. The heaviest smoke is expected in areas near the fire and in low-lying areas.
The Colorado Department of Public Health and Environment issues Air Quality Health Advisories for Wildfire Smoke. You can stay up-to-date on Colorado advisories here and check out real-time Purple Air sensor data here. (Tip for getting the most accurate Purple Air readings: in the bottom left-hand corner of the map screen, select the LRAPA under "Conversion" and use the one-hour average.)
For more information: https://www.colorado.gov/airquality/colorado_summary.aspx