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Current Air Quality
Air Quality Monitoring
  • The US Environmental Protection Agency provides the current Air Quality Index (AQI) and an air quality forecast for tomorrow.
  • The California Air Resources Board (CARB) reports current ozone levels in downtown Sonora and throuought California on its ozone map.
  • Recent and historic air quality data recorded by CARB is also available.
  • The National Oceanic and Atmospheric Administration (NOAA) provides an air quality forecast map for the United States. 

Webcams in Tuolumne County
Several webcams show real time images of various areas of Tuolumne County: