California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20140919_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
Sep 19
Sat
Sep 20
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
156 
Bishop Paiute Tribe
aqi not available
aqi not available
156 
Chico
Good
aqi not available
 
Death Valley National Park
39 
aqi not available
27 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
18 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
aqi not available
24 
Imperial Valley
44 
46 
21 
Joshua Tree National Park
aqi not available
aqi not available
23 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
39 
aqi not available
28 
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
23 
Los Angeles Area
        Antelope Vly
42 
aqi not available
16 
        Anza Vly
42 
aqi not available
43 
        Banning
57 
aqi not available
68 
        Barstow
46 
aqi not available
        Big Bear Lake
42 
aqi not available
 
        C San Bernardino M
51 
aqi not available
21 
        C San Bernardino-1
74 
aqi not available
48 
        C San Bernardino-2
66 
aqi not available
48 
        Capistrano Vly
34 
aqi not available
 
        Central Coastal
42 
aqi not available
 
        Central LA CO
50 
aqi not available
55 
        Central Orange-1
50 
aqi not available
31 
        Central Orange-2
50 
aqi not available
31 
        Coachella Vly
51 
aqi not available
11 
        E San Bernardino
66 
aqi not available
        E San Fernando Vly
53 
aqi not available
63 
        E San Gabriel V-1
63 
aqi not available
        E San Gabriel V-2
55 
aqi not available
        East Riverside CO
46 
aqi not available
20 
        Hemet/San Jacinto
50 
aqi not available
43 
        Hesperia
46 
aqi not available
15 
        Lake Elsinore
57 
aqi not available
25 
        Metro Riverside CO
74 
aqi not available
43 
        N Coastal Orange
46 
aqi not available
 
        NW Coastal LA
46 
aqi not available
 
        NW San Bernardino
66 
aqi not available
48 
        Norco/Corona
57 
aqi not available
43 
        North Orange CO
42 
aqi not available
31 
        Perris Vly
57 
aqi not available
29 
        Phelan
51 
aqi not available
14 
        Pomona Walnut Vly
55 
aqi not available
 
        S Central LA CO
50 
aqi not available
 
        S San Gabriel Vly
46 
aqi not available
 
        SW Coastal LA
46 
aqi not available
 
        SW San Bernardino
63 
aqi not available
48 
        Saddleback Vly
42 
aqi not available
31 
        San Gabriel Mts
59 
aqi not available
34 
        Santa Clarita Vly
51 
aqi not available
34 
        South Coastal LA
46 
aqi not available
 
        Southeast LA CO
46 
aqi not available
31 
        Temecula Vly
46 
aqi not available
43 
        Trona
42 
aqi not available
        Twentynine Palms
46 
aqi not available
        Victorville
46 
aqi not available
        W San Bernardino M
51 
aqi not available
48 
        W San Fernando Vly
46 
aqi not available
63 
        W San Gabriel Vly
53 
aqi not available
63 
Mammoth Lakes
aqi not available
aqi not available
 
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
32 
Mono Lake
aqi not available
aqi not available
 
Monterey Bay Area
        Carmel Valley
Good
Good
14 
        Davenport
Good
Good
 
        Hollister
Good
Good
18 
        King City
Good
Good
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
19 
        Salinas
Good
Good
19 
        San Lorenzo Valley
Moderate
Moderate
 
        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
23 
Paradise
Good
aqi not available
 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
Redding
50 
aqi not available
31 
Sacramento Area
        Auburn
51 
61 
39 
        Davis
44 
49 
30 
        Elk Grove
51 
61 
42 
        Folsom
51 
61 
42 
        Placerville
51 
64 
 
        Rio Vista
44 
49 
 
        Roseville-Rocklin
51 
61 
39 
        Sacramento
51 
61 
42 
        Vacaville
44 
49 
30 
        Woodland
44 
49 
30 
San Diego Area
        San Diego Coast
Good
aqi not available
29 
        San Diego Foothills
Good
aqi not available
18 
        San Diego Mesa and Inland Valley
Good
aqi not available
17 
San Francisco Area
        Concord
40 
Moderate
21 
        Fairfield
40 
Moderate
 
        Fremont
38 
Moderate
18 
        Livermore
40 
Moderate
13 
        Napa
46 
Moderate
31 
        Oakland
42 
Moderate
33 
        Redwood City
38 
Moderate
18 
        San Francisco
42 
Moderate
23 
        San Jose
39 
Moderate
32 
        San Rafael
46 
Moderate
25 
        Santa Rosa
46 
Moderate
 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
45 
Good
18 
        Fresno
85 
Moderate
 
        Hanford
52 
Moderate
 
        Madera
91 
Moderate
 
        Merced
93 
Moderate
 
        Modesto
95 
Moderate
22 
        Stockton
97 
Moderate
31 
        Visalia
48 
Good
28 
San Luis Obispo County
        Atascadero
28 
29 
        Carrizo Plains
36 
36 
 
        Morro Bay
25 
26 
 
        Nipomo
38 
36 
27 
        Paso Robles
31 
32 
        Red Hills
36 
37 
 
        San Luis Obispo
24 
25 
13 
Santa Barbara County
        Carpinteria
Good
aqi not available
        Gaviota Coast
Good
aqi not available
19 
        Goleta
Good
aqi not available
        Lompoc
Good
aqi not available
22 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
Good
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
18 
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
44 
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available
39 
Bear Valley
aqi not available
aqi not available
 
Bear Valley
aqi not available
aqi not available