Farmington Bay.

The area that is brown, should all be covered in water. 51.7% of the lakebed exposed (1000 sq miles.) Wind lifts toxic minerals like arsenic and mercury on the lakebed floor usually covered in water, to be airborne over the Wasatch Front exposing citizens to unhealthy levels of particulate matter. On Tuesday, May 13th, 2025, the AQI for Salt Lake City after a 2-day windstorm was 410. The current air quality meters only measure PM 2.5, the dust that comes off the lake is PM 10.