Last Updated: July 03, 2026 19:24:28

County	Fri. Jul. 3, 2026	Sat. Jul. 4, 2026	Sun. Jul. 5, 2026	Advisory Message
Salt Lake	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Employers activate mandatory trip reduction programs. Individuals should TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions.
	Mandatory	Mandatory	Mandatory
Davis	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Employers activate mandatory trip reduction programs. Individuals should TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions.
	Mandatory	Mandatory	Mandatory
Utah	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Employers activate mandatory trip reduction programs. Individuals should TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. Smoke from wild fires could cause high concentrations of particulate matter. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. Wild Fire Outlooks
	Mandatory	Mandatory	Mandatory
Weber	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Employers activate mandatory trip reduction programs. Individuals should TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions.
	Mandatory	Mandatory	Mandatory
Box Elder	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Employers activate mandatory trip reduction programs. Individuals should TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions.
	Mandatory	Mandatory	Mandatory
Cache	Moderate	Moderate	Moderate
	Unrestricted	Unrestricted	Unrestricted
Tooele	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Employers activate mandatory trip reduction programs. Individuals should TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. Smoke from wild fires could cause high concentrations of particulate matter. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. Wild Fire Outlooks
	Mandatory	Mandatory	Mandatory
Wasatch	Moderate	Moderate	Moderate	Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. Smoke from wild fires could cause high concentrations of particulate matter. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. Wild Fire Outlooks
	Voluntary	Voluntary	Voluntary
Washington	Moderate	Moderate	Moderate	Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions.
	Voluntary	Voluntary	Voluntary
Iron	Moderate	Moderate	Moderate	Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. Smoke from wild fires could cause high concentrations of particulate matter. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. Wild Fire Outlooks
	Voluntary	Voluntary	Voluntary
Carbon	Moderate	Moderate	Moderate	Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. Smoke from wild fires could cause high concentrations of particulate matter. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. Wild Fire Outlooks
	Voluntary	Voluntary	Voluntary
Grand	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Unhealthy for Sensitive Groups	Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. Smoke from wild fires could cause high concentrations of particulate matter. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. Wild Fire Outlooks
	Voluntary	Voluntary	Voluntary
Duchesne	Moderate	Moderate	Moderate	Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. Smoke from wild fires could cause high concentrations of particulate matter. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. Wild Fire Outlooks
	Voluntary	Voluntary	Voluntary
Uintah	Moderate	Moderate	Moderate	Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. Smoke from wild fires could cause high concentrations of particulate matter. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. Wild Fire Outlooks
	Voluntary	Voluntary	Voluntary