49°F  
  San Francisco, California | 12:34 PM
Air Quality (U.S.)

  Rise:  7:10AM | Set:  4:50PM
9hrs 40mins

  Rise:  6:43PM | Set:  9:25AM
Full moon


Rise: 7:10AM | Set:  4:50PM
9hrs 40mins


Rise:6:43PM | Set:9:25AM
Full moon

Air Quality Observations

Station Name Concentration Category
Sloughhouse 14 ppb Good
Woodland 17 ppb Good
Colfax 20 ppb Good
Lassen Volcanic NP 39 ppb Good
Yosemite NP Turtleback Dome 39 ppb Good
Sparks 32 ppb Good
Air Quality Forecast

Date Pollutant Concentration Category
04 Dec Particulates smaller than 2.5 microns 63 ppb Moderate
05 Dec Particulates smaller than 2.5 microns 62 ppb Moderate
06 Dec Particulates smaller than 2.5 microns 73 ppb Moderate
07 Dec Particulates smaller than 2.5 microns n/a Moderate
08 Dec Particulates smaller than 2.5 microns n/a Moderate
09 Dec Particulates smaller than 2.5 microns n/a Moderate
10 Dec Particulates smaller than 2.5 microns n/a Moderate

Date Pollutant Concentration Category
04 Dec Particulates smaller than 2.5 microns 62 ppb Moderate
05 Dec Particulates smaller than 2.5 microns 62 ppb Moderate
06 Dec Particulates smaller than 2.5 microns 73 ppb Moderate
07 Dec Particulates smaller than 2.5 microns n/a Moderate
08 Dec Particulates smaller than 2.5 microns n/a Moderate
09 Dec Particulates smaller than 2.5 microns n/a Moderate
10 Dec Particulates smaller than 2.5 microns n/a Moderate

Date Pollutant Concentration Category
04 Dec Particulates smaller than 2.5 microns 59 ppb Moderate
05 Dec Particulates smaller than 2.5 microns 58 ppb Moderate
06 Dec Particulates smaller than 2.5 microns 68 ppb Moderate
07 Dec Particulates smaller than 2.5 microns n/a Moderate
08 Dec Particulates smaller than 2.5 microns n/a Moderate
09 Dec Particulates smaller than 2.5 microns n/a Moderate
10 Dec Particulates smaller than 2.5 microns n/a Moderate

Date Pollutant Concentration Category
04 Dec Particulates smaller than 2.5 microns 53 ppb Moderate
05 Dec Particulates smaller than 2.5 microns 55 ppb Moderate
06 Dec Particulates smaller than 2.5 microns 62 ppb Moderate
07 Dec Particulates smaller than 2.5 microns n/a Moderate
08 Dec Particulates smaller than 2.5 microns n/a Moderate
09 Dec Particulates smaller than 2.5 microns n/a Moderate
10 Dec Particulates smaller than 2.5 microns n/a Moderate