Air Pollution in California: Real-time Air Quality Index Visual Map

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Stations on the map

There are 136 stations on the map: Mira Loma-Van Buren, Riverside, California (155) - Lake Gregory (Crestline), San Bernardino (92) - Rubidoux - Mission Blvd, Riverside (92) - Porterville, Tulare, California (89) - Bakersfield-California Avenue, Kern, California (85) - Long Beach-Route 710 Near Road, Los Angeles, California (82) - Calexico-Ethel Street, Imperial, California (76) - Portola - Gulling Street, Plumas, California (76) - Hanford-S Irwin Street, Kings, California (75) - Corcoran-Patterson Avenue, Kings, California (72) - San Francisco-Arkansas Street, San Francisco, California (70) - Ontario-Route 60 Near Road, San Bernardino, California (69) - San Jose-Knox Avenue, Santa Clara, California (68) - South Long Beach, Los Angeles, California (65) - San Jose - Jackson St, Santa Clara, California (65) - Fresno - Drummond Street, Fresno, California (64) - Clovis-N Villa Avenue, Fresno, California (64) - Fresno - Garland, Fresno, California (64) - Yosemite Village - Visitor Center, Mariposa, California (63) - Oakland - West, Alameda, California (61) - Visalia, Tulare, California (61) - Lake Elsinore-W Flint Street, Riverside (56) - Huron - 4th Street, Fresno, California (56) - Sonny Bono, Imperial, California (55) - Berkeley-Aquatic Park, Alameda, California (53) - Santa Barbara-National Guard Armory, Santa Barbara, California (53) - Ukiah - Library, Mendocino, California (53) - Anaheim-Loara School, Orange, California (52) - Turlock-S Minaret Street, Stanislaus, California (50) - Reseda, Los Angeles (50) - Kernville-Forest Service, Kern, California (50) - El Rio-Rio Mesa School #2, Ventura, California (46) - Gilroy-9th Street, Santa Clara, California (46) - Ojai - East Ojai Av, Ventura, California (46) - San Andreas-Gold Strike Road, Calaveras, California (45) - Auburn - Atwood Rd, Placer, California (42) - Auburn-11645 Atwood Road, Placer, California (42) - Truckee - Fire Station, Nevada, California (42) - Niland-English Road, Imperial, California (42) - King City - Pearl, Monterey, California (38) - Santa Cruz - Soquel Avenue, Santa Cruz, California (38) - Sacramento-Del Paso Manor, Sacramento, California (38) - Alpine-Victoria Drive, San Diego, California (38) - Nipomo-Guadalupe Road, San Luis Obispo, California (38) - Lompoc-South H Street, Santa Barbara, California (38) - Glendora-Laurel, Los Angeles (38) - Roseville-N Sunrise Ave, Placer, California (38) - Sequoia National Park-Ash Mountain, Tulare, California (38) - Los Angeles-North Main Street (38) - Chester, Plumas, California (38) - Upland, San Bernardino (37) - Bishop-Line, Inyo, California (36) - Willits - Justice Center, Mendocino, California (34) - Modesto-14th Street, Stanislaus, California (34) - Oakland-Laney College, Alameda, California (30) - Vallejo, Solano, California (30) - Goleta-Fairview, Santa Barbara, California (30) - Merced - Coffee Road, Merced, California (30) - Atascadero-Lift Station #5, San Luis Obispo, California (30) - Colfax-City Hall, Placer, California (30) - Tahoe City - 221 Fairway Drive, Placer, California (30) - Tahoe City-221 Fairway Drive, Placer, California (30) - Santa Maria - South Broadway, Santa Barbara, California (30) - Lincoln-1445 1st Street, Placer, California (30) - Concord, Contra Costa, California (30) - San Luis Obispo-Higuera Street, San Luis Obispo, California (29) - Temecula - Lake Skinner, Riverside, California (29) - Yuba City, Sutter, California (28) - Grass Valley-Litton Building, Nevada, California (28) - Springville-Forest Service, Tulare, California (28) - Gridley, Butte, California (28) - Pinehurst-Forest Service, Fresno, California (28) - Thousand Oaks-Moorpark Road, Ventura, California (26) - Red Bluff - Walnut St, Tehama, California (25) - Colusa-Sunrise Blvd, Colusa, California (25) - Salinas #3, Monterey, California (25) - Lebec, Kern, California (25) - San Rafael, Marin, California (25) - Piru - Pacific, Ventura, California (24) - Simi Valley - Cochran Street, Ventura, California (23) - Tracy - Airport, San Joaquin, California (23) - CDF - Arroyo Grande, San Luis Obispo, California (23) - Livermore - Rincon, Alameda, California (23) - San Lorenzo Valley Middle School, Santa Cruz, California (22) - Hollister-Fairview Road, San Benito, California (22) - Torres - Martinez, Riverside, California (22) - Mojave, Kern, California (22) - Chico - East Avenue, Butte, California (21) - Paradise - Theater, Butte, California (21) - Sebastopol, Sonoma, California (21) - Anderson-North Street, Shasta, California (21) - Willows-Colusa, Glenn, California (21) - Oakland - East, Alameda, California (21) - Sebastopol-103 Morris Street, Sonoma, California (21) - Quincy-N Church Street, Plumas, California (21) - Otay Mesa - Donovan Correctional Facility, San Diego, California (21) - San Pablo-Rumrill, Contra Costa, California (21) - Manteca AMS, San Joaquin, California (21) - Woodland-Gibson Road, Yolo, California (19) - Atascadero Lift Station #5, San Luis Obispo, California (19) - Stockton-Hazelton, San Joaquin, California (17) - Davis-UCD Campus, Yolo, California (17) - Camp Pendleton, San Diego, California (16) - Sacramento - 1309 T Street, Sacramento, California (15) - Keeler-Cerro Gordo Road, Inyo, California (15) - Vacaville-Ulatis Drive, Solano, California (13) - Santa Clarita-Placerita, Los Angeles (13) - Madera City, Madera, California (11) - Tranquility, Fresno, California (10) - Elk Grove - Bruceville Road, Sacramento, California (8) - Sloughhouse, Sacramento, California (8) - El Cajon-Lexington Elementary School, San Diego, California (6) - El Cajon-Redwood Avenue, San Diego, California (6) - Rio Vista-YS, Solano, California (5) - Rio Vista-St Francis Way, Solano, California (5) - Banning-Airport, Riverside (3) - Madera - Pump Yard, Madera, California (2) - Salton Sea Park, Riverside, California (2) - Redwood City, San Mateo, California (2) - Carmel Valley-Ford Road, Monterey, California (0) - Mexicali-Cobach, Mexicali, California (no data) - Mexicali-UABC, Mexicali, California (no data) - Burbank, Los Angeles (no data) - Atascadero-Lewis Avenue, San Luis Obispo, California (no data) - Salton City, Imperial, California (no data) - San Diego - Beardsley, San Diego, California (no data) - Riverside-Magnolia, Riverside (no data) - Napa-Jefferson Avenue, Napa, California (no data) - Portola - Nevada Street, Plumas, California (no data) - Naval Test Base, Imperial, California (no data) - Lincoln - 1445 1st St., Placer, California (no data) - Point Reyes, Marin, California (no data) - Folsom-Natoma Street, Sacramento, California (no data) - North Long Beach (Long Beach), Los Angeles (no data) - Escondido-E Valley Parkway, San Diego, California (no data) - Bombay Beach, Imperial, California (no data)


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Air Quality Rankings

About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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