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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 | Chico | 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 | Gridley | 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 | Paradise | Paso Robles | Perris Vly | Phelan | Pinnacles National Park | Piru | Placerville | Point Reyes | Pomona Walnut Vly | Red Hills | Redding | 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 | Yuba City/Marysville | Yucca Vly

Data courtesy of Antelope Valley Air Quality Management District , Bay Area Air Quality Management District, California Air Resources Board , Imperial County Air Pollution Control District, Placer County Air Pollution Control District, Sacramento Metropolitan Air Quality Management District, San Diego County Air Pollution Control District, San Joaquin Valley Air Pollution Control District, San Luis Obispo County Air Pollution Control District, Santa Barbara County Air Pollution Control District, South Coast Air Quality Management District, South Coast Air Quality Management District for Mojave Desert, Ventura County Air Pollution Control District, Yolo-Solano Air Quality Management 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
Ozone 34 Good
PM2.5 25 Good
Ozone Moderate
Ozone Moderate
Bakersfield, CA
Ozone 48 Good
PM2.5 43 Good
Ozone Moderate
Ozone Moderate
Chico, CA
Ozone 24 Good
PM2.5 24 Good
Ozone Good
Ozone Good
Davis, CA
Ozone 43 Good
PM2.5 95 Moderate
Ozone Moderate
Ozone Good
Fresno, CA
Ozone 50 Good
PM2.5 38 Good
Ozone Unhealthy for Sensitive Groups
Ozone Moderate
Gridley, CA
PM2.5 13 Good
PM2.5 Good
PM2.5 Good
Hanford, CA
PM2.5 44 Good
PM10 Moderate
PM10 Moderate
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 18 Good
PM2.5 20 Good
PM2.5 Good
Ozone Good
Lompoc, CA
Ozone 18 Good
PM2.5 20 Good
Ozone Good
Ozone Good
Los Angeles Area:
      Norco/Corona, CA N/A N/A
Ozone Moderate
Madera, CA
Ozone 44 Good
Ozone Moderate
Ozone Good
Merced, CA
Ozone 58 Moderate
Ozone Moderate
Ozone Good
Modesto, CA
Ozone 39 Good
PM2.5 26 Good
Ozone Good
Ozone Good
Paradise, CA
Ozone 32 Good
PM2.5 28 Good
Ozone Moderate
Ozone Moderate
Pinnacles National Park, CA
Forecast program not in place. Select city or national park for current conditions.
Placerville, CA
Ozone 35 Good
Ozone Moderate
Ozone Moderate
Point Reyes, CA
Forecast program not in place. Select city or national park for current conditions.
Redding, CA
Ozone 24 Good
PM2.5 18 Good
Ozone Moderate
Ozone Good
Sacramento Area:
      Elk Grove, CA
Ozone 47 Good
PM2.5 35 Good
Ozone Moderate
Ozone Moderate
      Folsom, CA
Ozone 47 Good
PM2.5 35 Good
Ozone Moderate
Ozone Moderate
      Roseville-Rocklin, CA
Ozone 30 Good
PM2.5 25 Good
Ozone Moderate
Ozone Moderate
      Sacramento, CA
Ozone 47 Good
PM2.5 95 Moderate
Ozone Moderate
Ozone Moderate
San Diego Area:
      San Diego Coast, CA
Ozone 38 Good
PM2.5 43 Good
PM2.5 Moderate
PM2.5 Moderate
      San Diego Foothills, CA
Ozone 50 Good
PM2.5 66 Moderate
PM2.5 Moderate
PM2.5 Moderate
      San Diego Mesa and Inland Valley, CA
Ozone 37 Good
PM2.5 58 Moderate
PM2.5 Moderate
PM2.5 Moderate
San Francisco Area:
      Concord, CA
Ozone 33 Good
PM2.5 19 Good
Ozone Good
Ozone Good
      Fairfield, CA
Ozone 33 Good
PM2.5 19 Good
Ozone Good
Ozone Good
      Fremont, CA
Ozone 17 Good
PM2.5 16 Good
PM2.5 Good
Ozone Good
      Livermore, CA
Ozone 33 Good
PM2.5 19 Good
Ozone Good
Ozone Good
      Napa, CA
Ozone 19 Good
PM2.5 29 Good
PM2.5 Good
Ozone Good
      Oakland, CA
Ozone 14 Good
PM2.5 32 Good
PM2.5 Moderate
Ozone Good
      Redwood City, CA
Ozone 17 Good
PM2.5 16 Good
PM2.5 Good
Ozone Good
      San Francisco, CA
Ozone 14 Good
PM2.5 32 Good
PM2.5 Moderate
Ozone Good
      San Jose, CA
Ozone 39 Good
PM2.5 15 Good
PM2.5 Moderate
Ozone Good
      San Rafael, CA
Ozone 19 Good
PM2.5 29 Good
PM2.5 Good
Ozone Good
      Santa Rosa, CA
Ozone 19 Good
PM2.5 29 Good
PM2.5 Good
Ozone Good
San Luis Obispo County:
      Atascadero, CA
Ozone 23 Good
PM2.5 21 Good
PM2.5 Good
PM2.5 Good
      Carrizo Plains, CA
Ozone 48 Good
Ozone Moderate
Ozone Good
      Morro Bay, CA
Ozone 17 Good
PM2.5 Good
PM2.5 Good
      Nipomo, CA
Ozone 16 Good
PM2.5 8 Good
PM2.5 Good
PM10 Good
      Paso Robles, CA
Ozone 32 Good
PM2.5 Good
PM2.5 Good
      Red Hills, CA
Ozone 45 Good
Ozone Moderate
Ozone Good
      San Luis Obispo, CA
Ozone 18 Good
PM2.5 Good
PM2.5 Good
Santa Barbara, CA
Ozone 32 Good
PM2.5 33 Good
Ozone Good
Ozone Good
Santa Barbara, CA
Ozone 32 Good
PM2.5 33 Good
PM2.5 Good
Ozone Good
Santa Maria, CA
Ozone 28 Good
PM2.5 8 Good
Ozone Good
Ozone Good
Santa Maria, CA
Ozone 28 Good
PM2.5 8 Good
PM2.5 Good
Ozone Good
Sequoia National Park, CA
Forecast program not in place. Select city or national park for current conditions.
Stockton, CA
Ozone 39 Good
Ozone Good
Ozone Good
Vacaville, CA
Ozone 22 Good
PM2.5 95 Moderate
Ozone Moderate
Ozone Good
Ventura County Area:
      Ojai, CA
Ozone 72 Moderate
PM2.5 43 Good
Ozone Moderate
Ozone Good
      Oxnard, CA
Ozone 34 Good
PM2.5 40 Good
Ozone Good
Ozone Good
      Piru, CA
Ozone 47 Good
PM2.5 53 Moderate
Ozone Moderate
Ozone Good
      Simi Valley, CA
Ozone 59 Moderate
PM2.5 61 Moderate
Ozone Moderate
Ozone Good
      Thousand Oaks, CA
Ozone 45 Good
PM2.5 48 Good
Ozone Moderate
Ozone Good
      Ventura, CA
Ozone 34 Good
Ozone Good
Ozone Good
Visalia, CA
Ozone 50 Good
PM2.5 56 Moderate
Ozone Unhealthy for Sensitive Groups
Ozone Unhealthy for Sensitive Groups
Western Nevada County, CA
Ozone 35 Good
PM2.5 23 Good
Ozone Moderate
Ozone Moderate
Woodland, CA
Ozone 43 Good
PM2.5 95 Moderate
Ozone Moderate
Ozone Good
Yuba City/Marysville, CA
Ozone 24 Good
PM2.5 33 Good
Ozone Moderate
Ozone Good

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
Sequoia/Kings Canyon National Park, CA
Point Reyes National Seashore, CA
Point Reyes, CA
Joshua Tree National Monument, 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
Amador County Air Pollution Control District
American Lung Association (ALA) of California
Antelope Valley Air Quality Management District
BAAQMD Spare the Air 2002
Bay Area Air Quality Management District (BAAQMD)
Butte County Air Pollution Control District
CARB Air Quality Index (AQI) Information
California Air Resources Board (CARB)
California Environmental Protection Agency
California Environmental Protection Agency - Contact Us
Colusa County Air Pollution Control District
El Dorado County Air Quality Management District
Feather River Air Quality Management District (Sutter and Yuba Counties)
Glenn County Air Pollution Control District
Kern County Air Pollution Control District
Mendocino County Air Quality Management District
Mojave Desert Air Quality Management District
North Coast Unified Air Quality Management District
Northern Sierra Air Quality Management District
Placer County Air Pollution Control District
Placer County Air Pollution Control District
Sacramento Metro Air Quality Management District
Sacramento Metropolitan Air Quality Management District
San Diego County Air Pollution Control District
San Joaquin Valley Air Pollution Control District
San Luis Obispo County Air Pollution Control District
Santa Barbara County Air Pollution Control District
Shasta County Air Quality Management District
South Coast Air Quality Management District
Ventura County Air Pollution Control District
Yolo-Solano Air Quality Management District
 
AIRNow is a government-backed program. Through AIRNow, EPA, NOAA, NPS, news media, tribal, state, and local agencies work together to report conditions for ozone and particle pollution. State, Local and Tribal Partners.
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