California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20141022_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
Wed
Oct 22
Thu
Oct 23
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
19 
Bishop Paiute Tribe
aqi not available
aqi not available
19 
Chico
Good
Good
 
Death Valley National Park
37 
41 
37 
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
Imperial Valley
aqi not available
aqi not available
42 
Joshua Tree National Park
aqi not available
aqi not available
50 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
37 
36 
 
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 
53 
43 
        Anza Vly
66 
42 
45 
        Banning
55 
51 
42 
        Barstow
42 
46 
45 
        Big Bear Lake
51 
46 
 
        C San Bernardino M
84 
51 
42 
        C San Bernardino-1
87 
57 
79 
        C San Bernardino-2
76 
57 
79 
        Capistrano Vly
68 
42 
47 
        Central Coastal
57 
50 
51 
        Central LA CO
70 
72 
71 
        Central Orange-1
66 
72 
74 
        Central Orange-2
68 
70 
74 
        Coachella Vly
51 
51 
48 
        E San Bernardino
84 
55 
43 
        E San Fernando Vly
57 
66 
53 
        E San Gabriel V-1
78 
78 
58 
        E San Gabriel V-2
76 
78 
58 
        East Riverside CO
50 
50 
38 
        Hemet/San Jacinto
63 
61 
45 
        Hesperia
50 
50 
42 
        Lake Elsinore
82 
84 
38 
        Metro Riverside CO
95 
97 
61 
        N Coastal Orange
57 
57 
51 
        NW Coastal LA
66 
66 
40 
        NW San Bernardino
84 
78 
79 
        Norco/Corona
76 
91 
74 
        North Orange CO
76 
76 
74 
        Perris Vly
76 
72 
42 
        Phelan
50 
50 
42 
        Pomona Walnut Vly
80 
78 
44 
        S Central LA CO
55 
55 
40 
        S San Gabriel Vly
55 
57 
43 
        SW Coastal LA
63 
63 
36 
        SW San Bernardino
74 
78 
79 
        Saddleback Vly
59 
46 
74 
        San Gabriel Mts
74 
74 
58 
        Santa Clarita Vly
59 
59 
42 
        South Coastal LA
68 
66 
29 
        Southeast LA CO
72 
74 
74 
        Temecula Vly
74 
57 
45 
        Trona
50 
50 
25 
        Twentynine Palms
42 
46 
45 
        Victorville
50 
50 
34 
        W San Bernardino M
57 
50 
79 
        W San Fernando Vly
59 
63 
53 
        W San Gabriel Vly
74 
74 
53 
Mammoth Lakes
aqi not available
aqi not available
 
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
Good
53 
Mono Lake
aqi not available
aqi not available
 
Monterey Bay Area
        Carmel Valley
Good
Good
31 
        Davenport
Good
Good
 
        Hollister
Good
Good
31 
        King City
Good
Good
31 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
 
        Salinas
Good
Good
33 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
33 
        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
aqi not available
28 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
Redding
50 
55 
62 
Sacramento Area
        Auburn
48 
41 
37 
        Davis
41 
36 
29 
        Elk Grove
50 
42 
32 
        Folsom
50 
42 
32 
        Placerville
49 
42 
33 
        Rio Vista
41 
36 
        Roseville-Rocklin
48 
41 
30 
        Sacramento
50 
42 
32 
        Vacaville
41 
36 
29 
        Woodland
41 
36 
29 
San Diego Area
        San Diego Coast
Good
Moderate
61 
        San Diego Foothills
Good
Moderate
42 
        San Diego Mesa and Inland Valley
Good
Moderate
45 
San Francisco Area
        Concord
31 
37 
29 
        Fairfield
31 
37 
31 
        Fremont
38 
30 
51 
        Livermore
31 
37 
29 
        Napa
50 
50 
28 
        Oakland
26 
36 
40 
        Redwood City
38 
30 
51 
        San Francisco
26 
36 
30 
        San Jose
33 
33 
35 
        San Rafael
50 
50 
64 
        Santa Rosa
50 
50 
 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
58 
57 
41 
        Fresno
61 
49 
 
        Hanford
63 
59 
 
        Madera
45 
46 
 
        Merced
42 
46 
 
        Modesto
45 
41 
29 
        Stockton
42 
42 
30 
        Visalia
56 
58 
34 
San Luis Obispo County
        Atascadero
38 
39 
35 
        Carrizo Plains
41 
44 
33 
        Morro Bay
34 
36 
34 
        Nipomo
61 
49 
139 
        Paso Robles
40 
44 
35 
        Red Hills
39 
48 
36 
        San Luis Obispo
37 
39 
32 
Santa Barbara County
        Carpinteria
Good
Good
44 
        Gaviota Coast
Good
Good
43 
        Goleta
Good
Good
36 
        Lompoc
Good
Good
38 
        Paradise Road
Good
Good
38 
        Santa Barbara
Good
Good
39 
        Santa Maria
Good
Good
53 
        Santa Ynez
Good
Good
40 
Sequoia/Kings Canyon National Parks
41 
49 
41 
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
36 
Ventura County Area
        Ojai
Good
Good
47 
        Oxnard
Good
Good
35 
        Piru
Good
Moderate
42 
        Simi Valley
Good
Moderate
39 
        Thousand Oaks
Good
Good
42 
Western Nevada County
40 
40 
31 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
41 
40 
 
Yuba City/Marysville
Good
Good
23 
Yucca Vly
50 
50