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SO2—Trend Charts

Cache Carbon Davis Duchesne Iron Salt Lake Tooele Uintah Utah Washington Weber / Box Elder
PM 2.5 PM 10 Ozone Nitrogen Oxides (NO) Carbon Monoxide (CO) Sulfur Dioxide (SO2) Temperature Relative Humidity Wind Solar Radiation

Warning Potential Computer Failure: Due to equipment replacement this weekend a computer failure may happen. The air pollution concentrations at this time may not be available.

Last Updated: March 27, 2023 3:00 AM
(Data Not Quality Assured)

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Action Forecast
Unrestricted Action
Voluntary Action
Mandatory Action
Health Forecast
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.

Historical Data

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