California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20150130_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
Jan 30
Sat
Jan 31
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
Moderate
Good
38 
Death Valley National Park
40 
41 
 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
24 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Moderate
Good
16 
Imperial Valley
aqi not available
aqi not available
27 
Joshua Tree National Park
aqi not available
aqi not available
33 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
40 
41 
 
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
10 
Los Angeles Area
        Antelope Vly
25 
29 
23 
        Anza Vly
50 
38 
25 
        Banning
34 
34 
28 
        Barstow
34 
34 
21 
        Big Bear Lake
34 
38 
 
        C San Bernardino M
42 
46 
28 
        C San Bernardino-1
59 
55 
23 
        C San Bernardino-2
57 
55 
23 
        Capistrano Vly
50 
38 
19 
        Central Coastal
46 
38 
19 
        Central LA CO
50 
50 
53 
        Central Orange-1
55 
46 
39 
        Central Orange-2
55 
50 
39 
        Coachella Vly
42 
42 
24 
        E San Bernardino
42 
46 
22 
        E San Fernando Vly
42 
46 
28 
        E San Gabriel V-1
50 
50 
28 
        E San Gabriel V-2
50 
42 
28 
        East Riverside CO
34 
29 
 
        Hemet/San Jacinto
38 
34 
25 
        Hesperia
29 
29 
29 
        Lake Elsinore
42 
50 
29 
        Metro Riverside CO
68 
66 
38 
        N Coastal Orange
50 
46 
40 
        NW Coastal LA
46 
50 
40 
        NW San Bernardino
59 
53 
23 
        Norco/Corona
66 
61 
39 
        North Orange CO
59 
46 
39 
        Perris Vly
50 
33 
24 
        Phelan
38 
46 
28 
        Pomona Walnut Vly
50 
50 
19 
        S Central LA CO
42 
42 
19 
        S San Gabriel Vly
42 
38 
15 
        SW Coastal LA
50 
46 
40 
        SW San Bernardino
57 
59 
23 
        Saddleback Vly
46 
25 
39 
        San Gabriel Mts
50 
42 
29 
        Santa Clarita Vly
42 
50 
29 
        South Coastal LA
53 
46 
40 
        Southeast LA CO
57 
50 
39 
        Temecula Vly
42 
46 
25 
        Trona
25 
29 
17 
        Twentynine Palms
25 
25 
21 
        Victorville
34 
29 
25 
        W San Bernardino M
38 
42 
28 
        W San Fernando Vly
42 
46 
28 
        W San Gabriel Vly
50 
46 
53 
Mammoth Lakes
aqi not available
aqi not available
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
Good
32 
Mono Lake
aqi not available
aqi not available
Monterey Bay Area
        Carmel Valley
Good
Good
27 
        Davenport
Good
Good
 
        Hollister
Good
Good
42 
        King City
Good
Good
32 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
31 
        Salinas
Good
Good
54 
        San Lorenzo Valley
Moderate
Moderate
 
        Santa Cruz
Good
Good
54 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
24 
Paradise
Good
Good
27 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
 
Redding
60 
aqi not available
30 
Sacramento Area
        Auburn
50 
46 
150 
        Davis
57 
42 
59 
        Elk Grove
66 
50 
73 
        Folsom
66 
50 
73 
        Placerville
aqi not available
aqi not available
24 
        Rio Vista
57 
42 
24 
        Roseville-Rocklin
50 
46 
150 
        Sacramento
66 
50 
73 
        Vacaville
57 
42 
59 
        Woodland
57 
42 
59 
San Diego Area
        San Diego Coast
Good
Moderate
40 
        San Diego Foothills
Good
Good
35 
        San Diego Mesa and Inland Valley
Good
Good
18 
San Francisco Area
        Concord
55 
53 
32 
        Fairfield
55 
53 
20 
        Fremont
50 
46 
46 
        Livermore
55 
53 
21 
        Napa
63 
61 
61 
        Oakland
61 
57 
59 
        Redwood City
50 
46 
46 
        San Francisco
61 
57 
56 
        San Jose
59 
57 
76 
        San Rafael
63 
61 
66 
        Santa Rosa
63 
61 
20 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
124 
Unhealthy for Sensitive Groups
106 
        Fresno
99 
Moderate
31 
        Hanford
99 
Moderate
27 
        Madera
95 
Moderate
33 
        Merced
78 
Moderate
21 
        Modesto
83 
Moderate
55 
        Stockton
91 
Moderate
63 
        Visalia
110 
Unhealthy for Sensitive Groups
127 
San Luis Obispo County
        Atascadero
55 
57 
48 
        Carrizo Plains
45 
43 
31 
        Morro Bay
28 
29 
25 
        Nipomo
55 
56 
65 
        Paso Robles
55 
57 
48 
        Red Hills
33 
34 
28 
        San Luis Obispo
30 
30 
24 
Santa Barbara County
        Carpinteria
Good
Good
25 
        Gaviota Coast
Good
Good
32 
        Goleta
Good
Good
29 
        Lompoc
Good
Good
30 
        Paradise Road
Good
Good
27 
        Santa Barbara
Good
Good
25 
        Santa Maria
Good
Good
55 
        Santa Ynez
Good
Good
26 
Sequoia/Kings Canyon National Parks
38 
48 
80 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
19 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
25 
Ventura County Area
        Ojai
Good
Good
29 
        Oxnard
Good
Good
26 
        Piru
Good
Good
26 
        Simi Valley
Good
Good
28 
        Thousand Oaks
Good
Good
27 
Western Nevada County
38 
38 
36 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
42 
50 
 
Yuba City/Marysville
Moderate
Moderate
18 
Yucca Vly
29 
29