California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20150522_ca_nv.jpg
 
Legend: National Parks/Monuments National Parks/Monuments     Legend: Tribal Boundaries Tribal Boundaries
The tribal boundaries shown here are provided by the Bureau of Indian Affairs and are intended to be used as a general spatial reference only. They are not a formal determination of tribal boundaries by the EPA.
 - http://www.epa.gov/airnow/today/cur_aqi_ca_nv.jpg
 
Legend: National Parks/Monuments National Parks/Monuments     Legend: Tribal Boundaries Tribal Boundaries
The tribal boundaries shown here are provided by the Bureau of Indian Affairs and are intended to be used as a general spatial reference only. They are not a formal determination of tribal boundaries by the EPA.
AQI Animation - http://www.epa.gov/airnow/today/anim_aqi_ca_nv.gif
 
Legend: National Parks/Monuments National Parks/Monuments     Legend: Tribal Boundaries Tribal Boundaries
The tribal boundaries shown here are provided by the Bureau of Indian Affairs and are intended to be used as a general spatial reference only. They are not a formal determination of tribal boundaries by the EPA.
 
AQI: Good (0 - 50) AQI: Moderate (51 - 100) AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy (151 - 200) AQI: Very Unhealthy (201 - 300) AQI: Hazardous(301 - 500) Action DayAction Day
 
State 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
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
Glenn County Air Pollution Control District
Kern County Air Pollution Control District
Mendocino County Air Quality Management District
Mojave Desert Air Quality Management District
Monterey Bay Unified Air Pollution Control District
North Coast Unified Air Quality Management District
Northern Sierra Air Quality Management 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
Click on the city name for more detailed information.

printable summary
FORECAST CURRENT
AQI
Fri
May 22
Sat
May 23
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
15 
Bishop Paiute Tribe
aqi not available
aqi not available
Chico
Good
aqi not available
26 
Death Valley National Park
40 
aqi not available
39 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
26 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
aqi not available
Imperial Valley
93 
64 
79 
Joshua Tree National Park
aqi not available
aqi not available
39 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
38 
aqi not available
21 
Laytonville
aqi not available
aqi not available
 
Leggett
aqi not available
aqi not available
 
Lone Pine Paiute-Shoshone Reservation
aqi not available
aqi not available
21 
Los Angeles Area
        Antelope Vly
42 
aqi not available
39 
        Anza Vly
42 
aqi not available
32 
        Banning
42 
aqi not available
29 
        Barstow
42 
aqi not available
34 
        Big Bear Lake
42 
aqi not available
 
        C San Bernardino M
42 
aqi not available
33 
        C San Bernardino-1
46 
aqi not available
26 
        C San Bernardino-2
38 
aqi not available
26 
        Capistrano Vly
34 
aqi not available
29 
        Central Coastal
29 
aqi not available
35 
        Central LA CO
34 
aqi not available
50 
        Central Orange-1
34 
aqi not available
23 
        Central Orange-2
25 
aqi not available
35 
        Coachella Vly
42 
aqi not available
72 
        E San Bernardino
42 
aqi not available
25 
        E San Fernando Vly
29 
aqi not available
54 
        E San Gabriel V-1
33 
aqi not available
38 
        E San Gabriel V-2
34 
aqi not available
38 
        East Riverside CO
42 
aqi not available
33 
        Hemet/San Jacinto
42 
aqi not available
32 
        Hesperia
34 
aqi not available
37 
        Lake Elsinore
42 
aqi not available
36 
        Metro Riverside CO
46 
aqi not available
29 
        N Coastal Orange
34 
aqi not available
35 
        NW Coastal LA
25 
aqi not available
29 
        NW San Bernardino
34 
aqi not available
26 
        Norco/Corona
42 
aqi not available
28 
        North Orange CO
25 
aqi not available
25 
        Perris Vly
34 
aqi not available
24 
        Phelan
42 
aqi not available
31 
        Pomona Walnut Vly
25 
aqi not available
25 
        S Central LA CO
34 
aqi not available
25 
        S San Gabriel Vly
25 
aqi not available
18 
        SW Coastal LA
25 
aqi not available
29 
        SW San Bernardino
34 
aqi not available
26 
        Saddleback Vly
34 
aqi not available
29 
        San Gabriel Mts
34 
aqi not available
38 
        Santa Clarita Vly
42 
aqi not available
26 
        South Coastal LA
25 
aqi not available
23 
        Southeast LA CO
34 
aqi not available
23 
        Temecula Vly
34 
aqi not available
32 
        Trona
34 
aqi not available
32 
        Twentynine Palms
42 
aqi not available
34 
        Victorville
42 
aqi not available
34 
        W San Bernardino M
42 
aqi not available
33 
        W San Fernando Vly
34 
aqi not available
54 
        W San Gabriel Vly
34 
aqi not available
50 
Mammoth Lakes
aqi not available
aqi not available
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
19 
Mono Lake
aqi not available
aqi not available
Monterey Bay Area
        Carmel Valley
Good
Good
21 
        Davenport
Good
Good
 
        Hollister
Good
Good
        King City
Good
Good
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
25 
        Salinas
Good
Good
25 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
26 
Paradise
Good
aqi not available
38 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
 
Redding
45 
aqi not available
35 
Sacramento Area
        Arden Arcade-Del Paso Manor
37 
47 
19 
        Auburn
36 
46 
27 
        Colfax
36 
46 
37 
        Cool
36 
47 
 
        Davis
36 
45 
21 
        Elk Grove
37 
47 
38 
        Folsom
37 
47 
24 
        Lincoln
36 
46 
23 
        Natomas
37 
47 
        North Highlands
37 
47 
 
        Placerville
36 
47 
24 
        Rio Vista
36 
45 
23 
        Roseville-Rocklin
36 
46 
19 
        Sacramento
37 
47 
22 
        Sloughhouse
37 
47 
38 
        Vacaville
36 
45 
25 
        Woodland
36 
45 
18 
San Diego Area
        San Diego Coast
Good
aqi not available
34 
        San Diego Foothills
Good
aqi not available
31 
        San Diego Mesa and Inland Valley
Good
aqi not available
30 
San Francisco Area
        Concord
42 
Good
26 
        Fairfield
42 
Good
26 
        Fremont
33 
Good
25 
        Livermore
42 
Good
26 
        Napa
42 
Good
45 
        Oakland
33 
Good
25 
        Redwood City
33 
Good
25 
        San Francisco
33 
Good
25 
        San Jose
36 
Good
19 
        San Rafael
42 
Good
27 
        Santa Rosa
42 
Good
20 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
50 
Good
25 
        Fresno
50 
Good
 
        Hanford
46 
Good
 
        Madera
29 
Good
 
        Merced
46 
Good
 
        Modesto
50 
Good
25 
        Stockton
55 
Moderate
27 
        Visalia
46 
Good
24 
San Luis Obispo County
        Atascadero
35 
37 
25 
        Carrizo Plains
37 
41 
25 
        Morro Bay
32 
34 
26 
        Nipomo
47 
48 
19 
        Paso Robles
34 
36 
26 
        Red Hills
40 
45 
25 
        San Luis Obispo
34 
35 
19 
Santa Barbara County
        Carpinteria
Good
aqi not available
14 
        Gaviota Coast
Good
aqi not available
33 
        Goleta
Good
aqi not available
23 
        Lompoc
Good
aqi not available
24 
        Paradise Road
Good
aqi not available
 
        Santa Barbara
Good
aqi not available
32 
        Santa Maria
Good
aqi not available
26 
        Santa Ynez
Good
aqi not available
20 
Sequoia/Kings Canyon National Parks
43 
aqi not available
15 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
29 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
30 
Ventura County Area
        Ojai
Good
Good
19 
        Oxnard
Good
Good
35 
        Piru
Good
Good
26 
        Simi Valley
Good
Good
28 
        Thousand Oaks
Good
Good
28 
Western Nevada County
42 
45 
33 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
43 
aqi not available
 
Yuba City/Marysville
Good
aqi not available
28 
Yucca Vly
34 
aqi not available