California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20141025_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
Sat
Oct 25
Sun
Oct 26
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
25 
Bishop Paiute Tribe
aqi not available
aqi not available
25 
Chico
Good
Good
 
Death Valley National Park
47 
37 
32 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
Good
16 
Imperial Valley
aqi not available
aqi not available
48 
Joshua Tree National Park
aqi not available
aqi not available
36 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
41 
37 
33 
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
20 
Los Angeles Area
        Antelope Vly
46 
42 
31 
        Anza Vly
59 
53 
38 
        Banning
51 
51 
30 
        Barstow
46 
42 
36 
        Big Bear Lake
42 
51 
 
        C San Bernardino M
51 
84 
31 
        C San Bernardino-1
74 
76 
55 
        C San Bernardino-2
72 
76 
55 
        Capistrano Vly
66 
50 
37 
        Central Coastal
57 
50 
37 
        Central LA CO
66 
50 
64 
        Central Orange-1
61 
46 
67 
        Central Orange-2
66 
57 
67 
        Coachella Vly
50 
51 
39 
        E San Bernardino
68 
55 
26 
        E San Fernando Vly
70 
59 
68 
        E San Gabriel V-1
72 
63 
60 
        E San Gabriel V-2
70 
59 
60 
        East Riverside CO
50 
42 
31 
        Hemet/San Jacinto
55 
50 
38 
        Hesperia
50 
42 
31 
        Lake Elsinore
84 
68 
35 
        Metro Riverside CO
72 
76 
60 
        N Coastal Orange
57 
55 
35 
        NW Coastal LA
63 
50 
41 
        NW San Bernardino
70 
70 
55 
        Norco/Corona
68 
68 
67 
        North Orange CO
63 
59 
67 
        Perris Vly
68 
63 
55 
        Phelan
50 
51 
31 
        Pomona Walnut Vly
68 
63 
34 
        S Central LA CO
53 
42 
34 
        S San Gabriel Vly
55 
51 
36 
        SW Coastal LA
66 
57 
41 
        SW San Bernardino
70 
66 
55 
        Saddleback Vly
59 
46 
67 
        San Gabriel Mts
68 
59 
60 
        Santa Clarita Vly
51 
42 
41 
        South Coastal LA
70 
59 
27 
        Southeast LA CO
68 
55 
67 
        Temecula Vly
66 
59 
38 
        Trona
50 
42 
31 
        Twentynine Palms
46 
42 
36 
        Victorville
50 
42 
27 
        W San Bernardino M
59 
50 
55 
        W San Fernando Vly
59 
46 
68 
        W San Gabriel Vly
68 
55 
68 
Mammoth Lakes
aqi not available
aqi not available
 
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
Good
25 
Mono Lake
aqi not available
aqi not available
 
Monterey Bay Area
        Carmel Valley
Good
Good
25 
        Davenport
Good
Good
 
        Hollister
Good
Good
28 
        King City
Good
Good
18 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
23 
        Salinas
Good
Good
28 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
26 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
20 
Paradise
Good
Good
35 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
Redding
50 
55 
56 
Sacramento Area
        Auburn
37 
41 
38 
        Davis
34 
37 
28 
        Elk Grove
38 
41 
29 
        Folsom
38 
41 
30 
        Placerville
36 
40 
33 
        Rio Vista
34 
37 
13 
        Roseville-Rocklin
37 
41 
38 
        Sacramento
38 
41 
30 
        Vacaville
34 
37 
28 
        Woodland
34 
37 
28 
San Diego Area
        San Diego Coast
Moderate
Good
48 
        San Diego Foothills
Moderate
Good
42 
        San Diego Mesa and Inland Valley
Moderate
Good
73 
San Francisco Area
        Concord
32 
30 
28 
        Fairfield
32 
30 
30 
        Fremont
33 
31 
29 
        Livermore
32 
30 
28 
        Napa
34 
53 
33 
        Oakland
33 
27 
28 
        Redwood City
33 
31 
28 
        San Francisco
33 
27 
29 
        San Jose
32 
35 
29 
        San Rafael
34 
53 
41 
        Santa Rosa
34 
53 
 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
58 
47 
31 
        Fresno
56 
43 
 
        Hanford
71 
49 
 
        Madera
61 
37 
 
        Merced
53 
34 
 
        Modesto
56 
37 
20 
        Stockton
58 
40 
27 
        Visalia
57 
47 
30 
San Luis Obispo County
        Atascadero
33 
32 
25 
        Carrizo Plains
36 
34 
25 
        Morro Bay
30 
28 
25 
        Nipomo
44 
83 
28 
        Paso Robles
38 
35 
25 
        Red Hills
39 
36 
25 
        San Luis Obispo
35 
33 
23 
Santa Barbara County
        Carpinteria
Good
Good
40 
        Gaviota Coast
Good
Good
30 
        Goleta
Good
Good
41 
        Lompoc
Good
Good
28 
        Paradise Road
Good
Good
 
        Santa Barbara
Good
Good
45 
        Santa Maria
Good
Good
51 
        Santa Ynez
Good
Good
30 
Sequoia/Kings Canyon National Parks
47 
39 
38 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
31 
Ventura County Area
        Ojai
Good
Good
38 
        Oxnard
Moderate
Moderate
44 
        Piru
Moderate
Good
37 
        Simi Valley
Moderate
Good
39 
        Thousand Oaks
Good
Good
40 
Western Nevada County
40 
40 
41 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
43 
41 
39 
Yuba City/Marysville
Good
Good
25 
Yucca Vly
50 
42