Duchesne County—Trend Charts
PM 2.5
Ozone
Nitrogen Oxides (NO)
Carbon Monoxide (CO)
Sulfur Dioxide (SO2)
Temperature
Relative Humidity
Wind
Solar Radiation
Individuals are asked to voluntarily not use solid fuel burning devices, reduce/stop open burning, and reduce vehicle use by consolidating trips.
Last Updated: January 24, 2021 10:00 PM
(Data Not Quality Assured)
Action Forecast |
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Unrestricted Action![]() |
Voluntary Action![]() |
Mandatory Action![]() |
Health Forecast | ||
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Air Quality Index (AQI) | PM 2.5 | Ozone |
Good | 0 - 12.0 µg/m3 | 0 - 0.054 ppm |
Moderate | 12.1 - 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 - 150.4 µg/m3 | 0.086 - 0.105 ppm |
Very Unhealthy | 150.5 - 250.4 µg/m3 | 0.106 - 0.200 ppm |
Hazardous | Above 250.5 µg/m3 | Above 0.201 ppm |
Based on a 24-hour average. | Based on an 8-hour average. |
What Can I Do?
Historical Data