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The area with the highest AQ Index (as of 8:00 PST) in is in the Calaveras County area. Particle Pollution (PM2.5) is measuring at 31 (Good). This means air quality is satisfactory, and air pollution poses little or no risk.
Over the next few days, the highest primary air pollutant will be Ozone (OZONE) in the Calaveras County area. It is forecasted to be 0 (Good), meaning air quality is satisfactory, and air pollution poses little or no risk.
Below is a clickable map of Calaveras County, California. The markers on the map identify large, populated cities. If you hover over a marker, it will display the city name and the current AQ index. The color of the city markers also references the current AQ risk level.
| Range | 0 - 50 | 51 - 100 | 101 - 150 | 151 - 200 | 201 - 300 | 301 - 500 |
| Color | ||||||
| Category | Good | Moderate | Unhealthy for Sensitive Groups | Unhealthy | Very Unhealthy | Hazardous |
Last Updated 2 minutes ago
Below is a list of cities in Calaveras County where we track and forecast the AQ index. Click on a city name to get the current AQ index as well as any available forcasts.
| Rancho Calaveras | Valley Springs | Angels | San Andreas | Copperopolis |
| Arnold | Murphys | Forest. Meadows | Wallace | West Point |
| Mokelumne Hill | Avery | Dorrington | Mountain Ranch | Vallecito |
| Rail Road Flat |