Salt Lake County—Current Conditions
December 23, 2024 10:00 AM (updated hourly)
PM 2.5
24.6 µg/m3Ozone
0.002 ppmTemperature
40° FWind
W 2.4 mphAs with temperature, air pollution varies throughout the day.
Web cam courtesy of the
University of Utah / MesoWest
Individuals are asked to voluntarily not use solid fuel burning devices, reduce/stop open burning, and reduce vehicle use by consolidating trips. Salt Lake County prohibits burning solid fuel in fireplaces or wood burning stoves and bans outdoor fires (including bonfires, patio pits and charcoal grill fires) on days that the State of Utah designates as either mandatory or voluntary air action (no burn) days. Salt Lake County Health Regulation 35
Explanation
The data displayed on this page represents the current air pollution levels and meteorological values, and is not quality assured. For quality assured data please visit https://www.epa.gov/outdoor-air-quality-data.
Particulate matter (PM), also known as particle pollution, is a complex mixture of extremely small dust and soot particles. For more information visit Air Pollutants: Particulate Matter.
Ozone (O3) is formed when hydrocarbons and nitrogen oxides chemically react in the presence of sunlight and heat. For more information visit Air Pollutants: Ozone.
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. |