California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20150131_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
Jan 31
Sun
Feb 1
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
Bishop Paiute Tribe
aqi not available
aqi not available
Chico
Good
aqi not available
17 
Death Valley National Park
41 
aqi not available
 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
63 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
aqi not available
Imperial Valley
aqi not available
aqi not available
Joshua Tree National Park
aqi not available
aqi not available
28 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
41 
aqi not available
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
13 
Los Angeles Area
        Antelope Vly
29 
38 
15 
        Anza Vly
38 
38 
44 
        Banning
34 
46 
57 
        Barstow
34 
34 
        Big Bear Lake
38 
34 
 
        C San Bernardino M
46 
42 
52 
        C San Bernardino-1
55 
61 
39 
        C San Bernardino-2
55 
57 
39 
        Capistrano Vly
38 
38 
18 
        Central Coastal
38 
42 
18 
        Central LA CO
50 
50 
60 
        Central Orange-1
46 
38 
52 
        Central Orange-2
50 
50 
52 
        Coachella Vly
42 
50 
27 
        E San Bernardino
46 
42 
        E San Fernando Vly
46 
38 
65 
        E San Gabriel V-1
50 
50 
50 
        E San Gabriel V-2
42 
46 
50 
        East Riverside CO
29 
38 
 
        Hemet/San Jacinto
34 
34 
44 
        Hesperia
29 
38 
12 
        Lake Elsinore
50 
55 
49 
        Metro Riverside CO
66 
66 
59 
        N Coastal Orange
46 
42 
32 
        NW Coastal LA
50 
50 
32 
        NW San Bernardino
53 
59 
39 
        Norco/Corona
61 
61 
52 
        North Orange CO
46 
46 
52 
        Perris Vly
33 
42 
        Phelan
46 
42 
26 
        Pomona Walnut Vly
50 
50 
        S Central LA CO
42 
38 
        S San Gabriel Vly
38 
34 
        SW Coastal LA
46 
50 
32 
        SW San Bernardino
59 
61 
39 
        Saddleback Vly
25 
34 
52 
        San Gabriel Mts
42 
42 
50 
        Santa Clarita Vly
50 
46 
33 
        South Coastal LA
46 
46 
32 
        Southeast LA CO
50 
50 
52 
        Temecula Vly
46 
46 
44 
        Trona
29 
38 
14 
        Twentynine Palms
25 
34 
        Victorville
29 
38 
15 
        W San Bernardino M
42 
46 
52 
        W San Fernando Vly
46 
42 
65 
        W San Gabriel Vly
46 
42 
60 
Mammoth Lakes
aqi not available
aqi not available
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
56 
Mono Lake
aqi not available
aqi not available
Monterey Bay Area
        Carmel Valley
Good
Good
28 
        Davenport
Good
Good
 
        Hollister
Good
Good
22 
        King City
Good
Good
24 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
        Salinas
Good
Good
51 
        San Lorenzo Valley
Moderate
Moderate
 
        Santa Cruz
Good
Good
51 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
63 
Paradise
Good
aqi not available
34 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
 
Redding
50 
65 
26 
Sacramento Area
        Auburn
46 
68 
39 
        Davis
42 
74 
31 
        Elk Grove
50 
80 
59 
        Folsom
50 
80 
59 
        Placerville
aqi not available
aqi not available
26 
        Rio Vista
42 
74 
10 
        Roseville-Rocklin
46 
68 
39 
        Sacramento
50 
80 
59 
        Vacaville
42 
74 
31 
        Woodland
42 
74 
31 
San Diego Area
        San Diego Coast
Moderate
Moderate
59 
        San Diego Foothills
Good
Good
55 
        San Diego Mesa and Inland Valley
Good
Good
11 
San Francisco Area
        Concord
53 
Moderate
42 
        Fairfield
53 
Moderate
19 
        Fremont
46 
Moderate
27 
        Livermore
53 
Moderate
40 
        Napa
61 
Moderate
40 
        Oakland
57 
Moderate
62 
        Redwood City
46 
Moderate
27 
        San Francisco
57 
Moderate
61 
        San Jose
57 
Moderate
54 
        San Rafael
61 
Moderate
66 
        Santa Rosa
61 
Moderate
37 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
102 
Unhealthy for Sensitive Groups
98 
        Fresno
89 
Moderate
 
        Hanford
87 
Moderate
20 
        Madera
80 
Moderate
 
        Merced
74 
Moderate
 
        Modesto
68 
Moderate
87 
        Stockton
68 
Moderate
93 
        Visalia
110 
Unhealthy for Sensitive Groups
114 
San Luis Obispo County
        Atascadero
57 
58 
45 
        Carrizo Plains
43 
40 
        Morro Bay
29 
29 
        Nipomo
56 
56 
52 
        Paso Robles
57 
58 
45 
        Red Hills
34 
35 
29 
        San Luis Obispo
30 
31 
25 
Santa Barbara County
        Carpinteria
Good
aqi not available
15 
        Gaviota Coast
Good
aqi not available
26 
        Goleta
Good
aqi not available
24 
        Lompoc
Good
aqi not available
22 
        Paradise Road
Good
aqi not available
10 
        Santa Barbara
Good
aqi not available
25 
        Santa Maria
Good
aqi not available
43 
        Santa Ynez
Good
aqi not available
17 
Sequoia/Kings Canyon National Parks
48 
aqi not available
46 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
13 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
Ventura County Area
        Ojai
Good
Good
        Oxnard
Good
Good
23 
        Piru
Good
Good
        Simi Valley
Good
Good
58 
        Thousand Oaks
Good
Good
Western Nevada County
38 
aqi not available
39 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
50 
aqi not available
 
Yuba City/Marysville
Moderate
Moderate
22 
Yucca Vly
29 
38