Salt Lake County—Trend Charts
Box Elder
Cache
Carbon
Davis
Duchesne
Grand
Iron
Salt Lake
Tooele
Uintah
Utah
Wasatch
Washington
Weber
| BG | SM | |
| ED | HV | HB |
| BV | HW | RS |
| EN | LN | V4 |
| HC | P2 | M7 |
PM 2.5
PM 10
Ozone
Nitrogen Oxides (NO)
Carbon Monoxide (CO)
Sulfur Dioxide (SO2)
Temperature
Wind
Solar Radiation
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. There is a possibility of blowing dust due to strong winds. Try to avoid outdoor activity if blowing dust is observed. People with existing heart or respiratory ailments should take proper precautions.
Last Updated: June 25, 2026 5:00 AM
(Data Not Quality Assured)
graph
graph
graph
graph
graph
graph
graph
Download the UtahAir app on: | Action Forecast |
|---|
Unrestricted Action |
Voluntary Action |
Mandatory Action |
| Health Forecast | ||
|---|---|---|
| Air Quality Index (AQI) | PM 2.5 | Ozone |
| Good | 0 - 9.0 µg/m3 | 0 - 0.054 ppm |
| Moderate | 9.1 - 35.4 µg/m3 | 0.055 - 0.070 ppm |
| Unhealthy for Sensitive Groups | 35.5 - 55.4 µg/m3 | 0.071 - 0.085 ppm |
| Unhealthy | 55.5 - 125.4 µg/m3 | 0.086 - 0.105 ppm |
| Very Unhealthy | 125.5 - 225.4 µg/m3 | 0.106 - 0.200 ppm |
| Hazardous | Above 225.5 µg/m3 | Above 0.201 ppm |
| Based on a 24-hour average. | Based on an 8-hour average. | |
What Can I Do?
Phone App