Salt Lake County—Trend Charts
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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
Relative Humidity
Wind
Solar Radiation
Individuals are asked to voluntarily TravelWise by consolidating trips and choose cleaner transportation options. Limit volatile organic compound (VOC) emissions. 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: May 12, 2025 10:00 AM
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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. | |
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