Box Elder
Cache
Carbon
Davis
Duchesne
Grand
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Salt Lake
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Uintah
Utah
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PM 2.5
PM 10
Ozone
Nitrogen Oxides (NO)
Carbon Monoxide (CO)
Sulfur Dioxide (SO2)
Temperature
Wind
Solar Radiation
Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions.
Last Updated: August 15, 2026 11:00 AM
(Data Not Quality Assured)
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Download the UtahAir app on: | Action Forecast |
|---|
Unrestricted Action |
Voluntary Action |
Mandatory Action |
| Health Forecast | |||
|---|---|---|---|
| Air Quality Index (AQI) | Ozone | PM 2.5 | PM 10 |
| Good | 0 - 0.054 ppm | 0 - 9.0 µg/m3 | 0 - 54.0 µg/m3 |
| Moderate | 0.055 - 0.070 ppm | 9.1 - 35.4 µg/m3 | 54.1 - 154.0 µg/m3 |
| Unhealthy for Sensitive Groups | 0.071 - 0.085 ppm | 35.5 - 55.4 µg/m3 | 154.1 - 254.0 µg/m3 |
| Unhealthy | 0.086 - 0.105 ppm | 55.5 - 125.4 µg/m3 | 254.1 - 354.0 µg/m3 |
| Very Unhealthy | 0.106 - 0.200 ppm | 125.5 - 225.4 µg/m3 | 354.1 - 424.0 µg/m3 |
| Hazardous | Above 0.201 ppm | Above 225.5 µg/m3 | Above 424.1 µg/m3 |
| Based on an 8-hour average. | Based on a 24-hour average. | Based on a 24-hour average. | |
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