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
16 
Bishop Paiute Tribe
aqi not available
aqi not available
16 
Chico
Good
aqi not available
 
Death Valley National Park
47 
aqi not available
36 
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
aqi not available
14 
Imperial Valley
aqi not available
aqi not available
53 
Joshua Tree National Park
aqi not available
aqi not available
37 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
41 
aqi not available
31 
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
25 
Los Angeles Area
        Antelope Vly
46 
42 
24 
        Anza Vly
59 
53 
44 
        Banning
51 
51 
44 
        Barstow
46 
42 
15 
        Big Bear Lake
42 
51 
 
        C San Bernardino M
51 
84 
31 
        C San Bernardino-1
74 
76 
53 
        C San Bernardino-2
72 
76 
53 
        Capistrano Vly
66 
50 
22 
        Central Coastal
57 
50 
22 
        Central LA CO
66 
50 
49 
        Central Orange-1
61 
46 
72 
        Central Orange-2
66 
57 
72 
        Coachella Vly
50 
51 
27 
        E San Bernardino
68 
55 
16 
        E San Fernando Vly
70 
59 
59 
        E San Gabriel V-1
72 
63 
56 
        E San Gabriel V-2
70 
59 
56 
        East Riverside CO
50 
42 
35 
        Hemet/San Jacinto
55 
50 
44 
        Hesperia
50 
42 
31 
        Lake Elsinore
84 
68 
43 
        Metro Riverside CO
72 
76 
69 
        N Coastal Orange
57 
55 
        NW Coastal LA
63 
50 
28 
        NW San Bernardino
70 
70 
53 
        Norco/Corona
68 
68 
72 
        North Orange CO
63 
59 
72 
        Perris Vly
68 
63 
67 
        Phelan
50 
51 
29 
        Pomona Walnut Vly
68 
63 
        S Central LA CO
53 
42 
15 
        S San Gabriel Vly
55 
51 
        SW Coastal LA
66 
57 
14 
        SW San Bernardino
70 
66 
53 
        Saddleback Vly
59 
46 
72 
        San Gabriel Mts
68 
59 
56 
        Santa Clarita Vly
51 
42 
50 
        South Coastal LA
70 
59 
14 
        Southeast LA CO
68 
55 
72 
        Temecula Vly
66 
59 
44 
        Trona
50 
42 
23 
        Twentynine Palms
46 
42 
15 
        Victorville
50 
42 
24 
        W San Bernardino M
59 
50 
53 
        W San Fernando Vly
59 
46 
59 
        W San Gabriel Vly
68 
55 
59 
Mammoth Lakes
aqi not available
aqi not available
 
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
20 
Mono Lake
aqi not available
aqi not available
 
Monterey Bay Area
        Carmel Valley
Good
Good
20 
        Davenport
Good
Good
 
        Hollister
Good
Good
20 
        King City
Good
Good
14 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
14 
        Salinas
Good
Good
20 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
18 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
25 
Paradise
Good
aqi not available
29 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
Redding
50 
55 
60 
Sacramento Area
        Auburn
35 
39 
48 
        Davis
34 
36 
21 
        Elk Grove
38 
41 
45 
        Folsom
38 
41 
45 
        Placerville
36 
40 
26 
        Rio Vista
34 
36 
10 
        Roseville-Rocklin
35 
39 
38 
        Sacramento
38 
41 
45 
        Vacaville
34 
36 
21 
        Woodland
34 
36 
21 
San Diego Area
        San Diego Coast
Moderate
Good
53 
        San Diego Foothills
Moderate
Good
31 
        San Diego Mesa and Inland Valley
Moderate
Good
57 
San Francisco Area
        Concord
32 
30 
13 
        Fairfield
32 
30 
 
        Fremont
33 
31 
        Livermore
32 
30 
14 
        Napa
34 
53 
23 
        Oakland
33 
27 
18 
        Redwood City
33 
31 
        San Francisco
33 
27 
24 
        San Jose
32 
35 
29 
        San Rafael
34 
53 
52 
        Santa Rosa
34 
53 
 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
58 
Good
65 
        Fresno
56 
Good
 
        Hanford
71 
Good
 
        Madera
61 
Good
 
        Merced
53 
Good
 
        Modesto
56 
Good
30 
        Stockton
58 
Good
43 
        Visalia
57 
Good
64 
San Luis Obispo County
        Atascadero
33 
32 
15 
        Carrizo Plains
36 
34 
24 
        Morro Bay
30 
28 
16 
        Nipomo
44 
83 
22 
        Paso Robles
38 
35 
15 
        Red Hills
39 
36 
24 
        San Luis Obispo
35 
33 
Santa Barbara County
        Carpinteria
Good
aqi not available
19 
        Gaviota Coast
Good
aqi not available
43 
        Goleta
Good
aqi not available
33 
        Lompoc
Good
aqi not available
35 
        Paradise Road
Good
aqi not available
 
        Santa Barbara
Good
aqi not available
36 
        Santa Maria
Good
aqi not available
33 
        Santa Ynez
Good
aqi not available
22 
Sequoia/Kings Canyon National Parks
47 
aqi not available
29 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
11 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
31 
Ventura County Area
        Ojai
Good
Good
16 
        Oxnard
Moderate
Moderate
25 
        Piru
Moderate
Good
12 
        Simi Valley
Moderate
Good
49 
        Thousand Oaks
Good
Good
19 
Western Nevada County
40 
40 
57 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
43 
aqi not available
 
Yuba City/Marysville
Good
Good
37 
Yucca Vly
50 
42