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California Air Quality Conditions & Forecasts

Antelope Vly | Anza Vly | Atascadero | Auburn | Bakersfield | Banning | Barstow | Big Bear Lake | C San Bernardino M | C San Bernardino-1 | C San Bernardino-2 | Capistrano Vly | Carrizo Plains | Central Coastal | Central LA CO | Central Orange-1 | Central Orange-2 | Coachella Vly | Concord | Davis | E San Bernardino | E San Fernando Vly | E San Gabriel V-1 | E San Gabriel V-2 | East Riverside CO | Elk Grove | Fairfield | Folsom | Fremont | Fresno | Hanford | Hemet/San Jacinto | Hesperia | Imperial Valley | Joshua Tree National Monument | Lake Elsinore | Lancaster | Lassen Volcanic National Park | Livermore | Lompoc | Madera | Merced | Metro Riverside CO | Modesto | Morro Bay | N Coastal Orange | NW Coastal LA | NW San Bernardino | Napa | Nipomo | Norco/Corona | North Orange CO | Oakland | Ojai | Oxnard | Paso Robles | Perris Vly | Phelan | Pinnacles National Park | Piru | Placerville | Point Reyes | Pomona Walnut Vly | Red Hills | Redwood City | Roseville-Rocklin | S Central LA CO | S San Gabriel Vly | SW Coastal LA | SW San Bernardino | Sacramento | Saddleback Vly | San Diego Coast | San Diego Foothills | San Diego Mesa and Inland Valley | San Francisco | San Gabriel Mts | San Jose | San Luis Obispo | San Rafael | Santa Barbara | Santa Clarita Vly | Santa Maria | Santa Rosa | Sequoia National Park | Simi Valley | South Coastal LA | Southeast LA CO | Stockton | Temecula Vly | Thousand Oaks | Trona | Twentynine Palms | Vacaville | Ventura | Victorville | Visalia | W San Bernardino M | W San Fernando Vly | W San Gabriel Vly | Western Nevada County | Woodland | Yucca Vly

Data courtesy of South Coast Air Quality Management District, Bay Area Air Quality Management District, Sacramento Metropolitan Air Quality Management District, San Joaquin Valley Air Pollution Control District, Santa Barbara County Air Pollution Control District, Ventura County Air Pollution Control District, South Coast Air Quality Management District for Mojave Desert, Antelope Valley Air Quality Management District , San Diego County Air Pollution Control District, Imperial County Air Pollution Control District, Placer County Air Pollution Control District, Yolo-Solano Air Quality Management District, California Air Resources Board , San Luis Obispo County Air Pollution Control District

National Air Quality Summary
AL AK AZ AR CA CO CT DE DC FL GA HI ID IL IN IA KS KY LA ME
MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND OH OK OR PA PR
RI SC SD TN TX UT VT VA WA WV WI WY
Green  0 - 50

Good
Yellow  51 - 100

Moderate
Orange  101 - 150
Unhealthy for Sensitive Groups
Red  151 - 200

Unhealthy
Purple  201 - 300

Very Unhealthy
Maroon  301 - 500

Hazardous
Action Day Action Day
click on the icon in city forecast area for more details
California   Current AQI Today's Forecast Tomorrow's Forecast
Auburn, CA N/A N/A N/A
Bakersfield, CA
PM2.5 139 Unhealthy for Sensitive Groups
PM2.5 Unhealthy for Sensitive Groups Action Day
N/A
Davis, CA
Ozone 4 Good
PM2.5 51 Moderate
PM2.5 Moderate
N/A
Fresno, CA
Ozone 6 Good
PM2.5 129 Unhealthy for Sensitive Groups
PM2.5 Unhealthy for Sensitive Groups Action Day
N/A
Hanford, CA
PM2.5 165 Unhealthy
PM2.5 Unhealthy for Sensitive Groups Action Day
N/A
Imperial Valley, CA N/A N/A N/A
Joshua Tree National Monument, CA
Forecast program not in place. Select city or national park for current conditions.
Lancaster, CA
Forecast program not in place. Select city or national park for current conditions.
Lassen Volcanic National Park, CA
Forecast program not in place. Select city or national park for current conditions.
Lompoc, CA
Ozone 34 Good
PM2.5 11 Good
Ozone Good
N/A
Los Angeles Area:
      Antelope Vly, CA N/A
PM2.5 Good
N/A
      Anza Vly, CA
Ozone 28 Good
PM2.5 Moderate
N/A
      Banning, CA
Ozone 28 Good
PM2.5 Moderate
N/A
      Barstow, CA
Ozone 4 Good
PM2.5 Good
N/A
      Big Bear Lake, CA
Ozone 15 Good
PM2.5 Good
N/A
      C San Bernardino M, CA
Ozone 20 Good
PM2.5 Good
N/A
      C San Bernardino-1, CA
Ozone 26 Good
PM2.5 Moderate
N/A
      C San Bernardino-2, CA
Ozone 9 Good
PM2.5 Moderate
N/A
      Capistrano Vly, CA
Ozone 8 Good
PM2.5 Good
N/A
      Central Coastal, CA
Ozone 8 Good
PM2.5 Good
N/A
      Central LA CO, CA
Ozone 5 Good
PM2.5 22 Good
PM2.5 Moderate
N/A
      Central Orange-1, CA
Ozone 5 Good
PM2.5 21 Good
PM2.5 Moderate
N/A
      Central Orange-2, CA
Ozone 5 Good
PM2.5 21 Good
PM2.5 Moderate
N/A
      Coachella Vly, CA
Ozone 28 Good
PM2.5 Good
N/A
      E San Bernardino, CA
Ozone 15 Good
PM2.5 Moderate
N/A
      E San Fernando Vly, CA
Ozone 5 Good
PM2.5 24 Good
PM2.5 Moderate
N/A
      E San Gabriel V-1, CA
Ozone 18 Good
PM2.5 Moderate
N/A
      E San Gabriel V-2, CA
Ozone 20 Good
PM2.5 Moderate
N/A
      East Riverside CO, CA
Ozone 15 Good
PM2.5 Good
N/A
      Hemet/San Jacinto, CA
Ozone 16 Good
PM2.5 Moderate
N/A
      Hesperia, CA
Ozone 9 Good
PM2.5 Good
N/A
      Lake Elsinore, CA
Ozone 15 Good
PM2.5 Moderate
N/A
      Metro Riverside CO, CA
Ozone 25 Good
PM2.5 42 Good
PM2.5 Moderate
N/A
      N Coastal Orange, CA
Ozone 8 Good
PM2.5 Moderate
N/A
      NW Coastal LA, CA
Ozone 11 Good
PM2.5 Moderate
N/A
      NW San Bernardino, CA
Ozone 5 Good
PM2.5 Moderate
N/A
      Norco/Corona, CA
Ozone 25 Good
PM2.5 Moderate
N/A
      North Orange CO, CA
Ozone 6 Good
PM2.5 Moderate
N/A
      Perris Vly, CA
Ozone 16 Good
PM2.5 Moderate
N/A
      Phelan, CA
Ozone 27 Good
PM2.5 Good
N/A
      Pomona Walnut Vly, CA
Ozone 5 Good
PM2.5 Moderate
N/A
      S Central LA CO, CA N/A
PM2.5 Moderate
N/A
      S San Gabriel Vly, CA
Ozone 1 Good
PM2.5 Moderate
N/A
      SW Coastal LA, CA
Ozone 5 Good
PM2.5 Moderate
N/A
      SW San Bernardino, CA
Ozone 5 Good
PM2.5 Moderate
N/A
      Saddleback Vly, CA
Ozone 12 Good
PM2.5 Moderate
N/A
      San Gabriel Mts, CA
Ozone 8 Good
PM2.5 15 Good
PM2.5 Moderate
N/A
      Santa Clarita Vly, CA
Ozone 8 Good
PM2.5 15 Good
PM2.5 Moderate
N/A
      South Coastal LA, CA
Ozone 6 Good
PM2.5 Moderate
N/A
      Southeast LA CO, CA
Ozone 1 Good
PM2.5 Moderate
N/A
      Temecula Vly, CA
Ozone 15 Good
PM2.5 Moderate
N/A
      Trona, CA N/A
PM2.5 Good
N/A
      Twentynine Palms, CA
Ozone 15 Good
PM2.5 Good
N/A
      Victorville, CA
Ozone 5 Good
PM2.5 Good
N/A
      W San Bernardino M, CA
Ozone 5 Good
PM2.5 Moderate
N/A
      W San Fernando Vly, CA
Ozone 13 Good
PM2.5 Moderate
N/A
      W San Gabriel Vly, CA
Ozone 5 Good
PM2.5 Moderate
N/A
Madera, CA
Ozone 18 Good
PM2.5 Unhealthy for Sensitive Groups Action Day
N/A
Merced, CA
Ozone 4 Good
PM2.5 Unhealthy for Sensitive Groups Action Day
N/A
Modesto, CA
Ozone 4 Good
PM2.5 125 Unhealthy for Sensitive Groups
PM2.5 Unhealthy for Sensitive Groups Action Day
N/A
Pinnacles National Park, CA
Forecast program not in place. Select city or national park for current conditions.
Placerville, CA N/A N/A N/A
Point Reyes, CA
Forecast program not in place. Select city or national park for current conditions.
Sacramento Area:
      Elk Grove, CA
Ozone 5 Good
PM2.5 94 Moderate
PM2.5 Unhealthy for Sensitive Groups
N/A
      Folsom, CA
Ozone 5 Good
PM2.5 94 Moderate
PM2.5 Unhealthy for Sensitive Groups
N/A
      Roseville-Rocklin, CA
Ozone 6 Good
PM2.5 48 Good
PM2.5 Moderate
N/A
      Sacramento, CA
Ozone 31 Good
PM2.5 94 Moderate
PM2.5 Unhealthy for Sensitive Groups
N/A
San Diego Area:
      San Diego Coast, CA
Ozone 12 Good
PM2.5 30 Good
PM2.5 Good
N/A
      San Diego Foothills, CA
Ozone 28 Good
PM2.5 20 Good
PM2.5 Good
N/A
      San Diego Mesa and Inland Valley, CA
Ozone 6 Good
PM2.5 38 Good
PM2.5 Good
N/A
San Francisco Area:
      Concord, CA
Ozone 19 Good
PM2.5 36 Good
PM2.5 Moderate
N/A
      Fairfield, CA
Ozone 19 Good
PM2.5 36 Good
PM2.5 Moderate
N/A
      Fremont, CA
Ozone 21 Good
PM2.5 37 Good
PM2.5 Moderate
N/A
      Livermore, CA
Ozone 19 Good
PM2.5 36 Good
PM2.5 Moderate
N/A
      Napa, CA
Ozone 8 Good
PM2.5 50 Good
PM2.5 Unhealthy for Sensitive Groups
N/A
      Oakland, CA
Ozone 6 Good
PM2.5 58 Moderate
PM2.5 Moderate
N/A
      Redwood City, CA
Ozone 21 Good
PM2.5 37 Good
PM2.5 Moderate
N/A
      San Francisco, CA
Ozone 6 Good
PM2.5 58 Moderate
PM2.5 Moderate
N/A
      San Jose, CA
Ozone 12 Good
PM2.5 66 Moderate
PM2.5 Moderate
N/A
      San Rafael, CA
Ozone 8 Good
PM2.5 50 Good
PM2.5 Unhealthy for Sensitive Groups
N/A
      Santa Rosa, CA
Ozone 8 Good
PM2.5 50 Good
PM2.5 Unhealthy for Sensitive Groups
N/A
San Luis Obispo County:
      Atascadero, CA
Ozone 2 Good
Ozone Good
N/A
      Carrizo Plains, CA
Ozone 21 Good
Ozone Good
N/A
      Morro Bay, CA
Ozone 16 Good
Ozone Good
N/A
      Nipomo, CA
Ozone 6 Good
Ozone Good
N/A
      Paso Robles, CA
Ozone 17 Good
Ozone Good
N/A
      Red Hills, CA
Ozone 35 Good
Ozone Good
N/A
      San Luis Obispo, CA
Ozone 5 Good
Ozone Good
N/A
Santa Barbara, CA
Ozone 34 Good
PM2.5 17 Good
Ozone Good
N/A
Santa Maria, CA
Ozone 30 Good
PM2.5 18 Good
Ozone Good
N/A
Sequoia National Park, CA
Forecast program not in place. Select city or national park for current conditions.
Stockton, CA
Ozone 5 Good
PM2.5 Unhealthy for Sensitive Groups Action Day
N/A
Vacaville, CA N/A
PM2.5 Moderate
N/A
Ventura County Area:
      Ojai, CA
Ozone 11 Good
PM2.5 4 Good
Ozone Good
N/A
      Oxnard, CA
Ozone 26 Good
PM2.5 3 Good
Ozone Good
N/A
      Piru, CA
Ozone 27 Good
Ozone Good
N/A
      Simi Valley, CA
Ozone 29 Good
PM2.5 1 Good
Ozone Good
N/A
      Thousand Oaks, CA
Ozone 28 Good
PM2.5 3 Good
Ozone Good
N/A
      Ventura, CA
Ozone 11 Good
Ozone Good
N/A
Visalia, CA
Ozone 6 Good
PM2.5 147 Unhealthy for Sensitive Groups
PM2.5 Unhealthy for Sensitive Groups Action Day
N/A
Western Nevada County, CA N/A
Ozone Good
N/A
Woodland, CA
Ozone 4 Good
PM2.5 51 Moderate
PM2.5 Moderate
N/A
Yucca Vly, CA
Ozone 15 Good
PM2.5 Good
N/A

Current Air Quality Conditions Maps
Particles (PM2.5) Ozone
Sacramento Sacramento
San Diego San Diego
San Francisco Bay Area San Francisco Bay Area
Los Angeles Region Los Angeles Region
Ventura County Ventura County
San Joaquin Valley San Joaquin Valley
Mojave Desert Mojave Desert
Santa Barbara Santa Barbara
Imperial Valley Imperial Valley
California California


NOTE: Most links on this page are pointers to other hosts and locations on the Internet.
California Air Quality Web Cams
Joshua Tree National Monument, CA
Point Reyes National Seashore, CA
Point Reyes, CA
Sequoia/Kings Canyon National Park, CA
View Other Web Cams


NOTE: Most links on this page are pointers to other hosts and locations on the Internet.
California Air Quality Resources
California Environmental Protection Agency
California Environmental Protection Agency - Contact Us
California Air Resources Board (CARB)
CARB Air Quality Index (AQI) Information
Bay Area Air Quality Management District (BAAQMD)
BAAQMD Spare the Air 2002
Sacramento Metropolitan Air Quality Management District
San Diego County Air Pollution Control District
South Coast Air Quality Management District
San Joaquin Valley Air Pollution Control District
Santa Barbara County Air Pollution Control District
Ventura County Air Pollution Control District
American Lung Association (ALA) of California
North Coast Unified Air Quality Management District
Mendocino County Air Quality Management District
Butte County Air Pollution Control District
Colusa County Air Pollution Control District
Feather River Air Quality Management District (Sutter and Yuba Counties)
Glenn County Air Pollution Control District
Placer County Air Pollution Control District
Sacramento Metro Air Quality Management District
Shasta County Air Quality Management District
Yolo-Solano Air Quality Management District
Amador County Air Pollution Control District
El Dorado County Air Quality Management District
Northern Sierra Air Quality Management District
Placer County Air Pollution Control District
San Luis Obispo County Air Pollution Control District
Antelope Valley Air Quality Management District
Kern County Air Pollution Control District
Mojave Desert Air Quality Management District
 
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