particulate matter

How air pollution changed during COVID-19 in Park City

Air pollution dropped more in commercial than residential areas, and residential emissions rebounded faster following reopening.


School absences correlate to impaired air quality

Even mildly elevated air pollution is associated with increase in absences in Salt Lake City.


Persistent inequitable exposure to air pollution in Salt Lake County schools

A new study utilized a community-university partnership of nearly 200 PM 2.5 sensors through the Air Quality and U network. U researchers revealed persistent social inequalities in Salt Lake County schools.


Utah’s spring air quality better than usual during pandemic

Air quality along the Wasatch Front in March is usually good, but the reduction in emissions from COVID-19 stay-at-home measures have made air quality even better than usual.


A light rail TRAX train departing a station, with a sign indicating the train is headed to Salt Lake City

TRAX air quality study expands

A U air monitoring project, expanded to TRAX’s Blue Line, shows how smoke from last year’s fireworks drifted through the valley.