The Infectious risk has remained broadly stable over the past 12 weeks, showing no notable shift in recent weeks..
Allergy risk activity has been increasing over the past 12 weeks in Salt Lake, Utah.
Pollution risk activity has been trending upward over the past 12 weeks in Salt Lake, Utah.
Weather risk activity has been increasing over the past 12 weeks in Salt Lake, Utah.
Last updated: August 24, 2026
Data refreshed weekly