California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20140916_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
Tue
Sep 16
Wed
Sep 17
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
26 
26 
Bishop Paiute Tribe
aqi not available
aqi not available
26 
Chico
Good
aqi not available
 
Death Valley National Park
41 
aqi not available
37 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
27 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
aqi not available
24 
Imperial Valley
41 
38 
35 
Joshua Tree National Park
aqi not available
aqi not available
34 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
39 
aqi not available
25 
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
34 
Los Angeles Area
        Antelope Vly
51 
aqi not available
25 
        Anza Vly
55 
aqi not available
55 
        Banning
84 
aqi not available
75 
        Barstow
50 
aqi not available
        Big Bear Lake
111 
aqi not available
 
        C San Bernardino M
161 
aqi not available
24 
        C San Bernardino-1
137 
aqi not available
68 
        C San Bernardino-2
137 
aqi not available
68 
        Capistrano Vly
59 
aqi not available
14 
        Central Coastal
55 
aqi not available
20 
        Central LA CO
61 
aqi not available
75 
        Central Orange-1
53 
aqi not available
55 
        Central Orange-2
57 
aqi not available
55 
        Coachella Vly
84 
aqi not available
20 
        E San Bernardino
137 
aqi not available
22 
        E San Fernando Vly
84 
aqi not available
73 
        E San Gabriel V-1
111 
aqi not available
34 
        E San Gabriel V-2
111 
aqi not available
34 
        East Riverside CO
50 
aqi not available
29 
        Hemet/San Jacinto
57 
aqi not available
55 
        Hesperia
51 
aqi not available
34 
        Lake Elsinore
111 
aqi not available
59 
        Metro Riverside CO
137 
aqi not available
63 
        N Coastal Orange
55 
aqi not available
20 
        NW Coastal LA
53 
aqi not available
14 
        NW San Bernardino
111 
aqi not available
68 
        Norco/Corona
111 
aqi not available
60 
        North Orange CO
61 
aqi not available
55 
        Perris Vly
111 
aqi not available
61 
        Phelan
50 
aqi not available
42 
        Pomona Walnut Vly
84 
aqi not available
        S Central LA CO
51 
aqi not available
 
        S San Gabriel Vly
84 
aqi not available
        SW Coastal LA
53 
aqi not available
14 
        SW San Bernardino
111 
aqi not available
68 
        Saddleback Vly
59 
aqi not available
55 
        San Gabriel Mts
84 
aqi not available
35 
        Santa Clarita Vly
111 
aqi not available
35 
        South Coastal LA
57 
aqi not available
14 
        Southeast LA CO
61 
aqi not available
55 
        Temecula Vly
63 
aqi not available
55 
        Trona
50 
aqi not available
33 
        Twentynine Palms
51 
aqi not available
        Victorville
50 
aqi not available
15 
        W San Bernardino M
111 
aqi not available
68 
        W San Fernando Vly
55 
aqi not available
73 
        W San Gabriel Vly
111 
aqi not available
73 
Mammoth Lakes
aqi not available
aqi not available
 
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
35 
Mono Lake
aqi not available
aqi not available
 
Monterey Bay Area
        Carmel Valley
Good
Good
21 
        Davenport
Good
Good
 
        Hollister
Good
Good
13 
        King City
Good
Good
10 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
16 
        Salinas
Good
Good
21 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
34 
Paradise
Good
aqi not available
27 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
 
Redding
70 
aqi not available
51 
Sacramento Area
        Auburn
50 
47 
41 
        Davis
45 
42 
38 
        Elk Grove
50 
49 
38 
        Folsom
50 
49 
38 
        Placerville
50 
47 
28 
        Rio Vista
45 
42 
38 
        Roseville-Rocklin
50 
47 
41 
        Sacramento
50 
49 
38 
        Vacaville
45 
42 
31 
        Woodland
45 
42 
38 
San Diego Area
        San Diego Coast
Moderate
aqi not available
41 
        San Diego Foothills
Unhealthy for Sensitive Groups
aqi not available
28 
        San Diego Mesa and Inland Valley
Moderate
aqi not available
61 
San Francisco Area
        Concord
36 
Good
23 
        Fairfield
36 
Good
 
        Fremont
42 
Good
21 
        Livermore
36 
Good
20 
        Napa
42 
Good
35 
        Oakland
46 
Good
35 
        Redwood City
42 
Good
21 
        San Francisco
46 
Good
25 
        San Jose
34 
Good
32 
        San Rafael
42 
Good
41 
        Santa Rosa
42 
Good
 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
111 
Unhealthy for Sensitive Groups
26 
        Fresno
104 
Unhealthy for Sensitive Groups
 
        Hanford
57 
Moderate
 
        Madera
54 
Moderate
 
        Merced
49 
Good
 
        Modesto
67 
Moderate
25 
        Stockton
48 
Good
30 
        Visalia
97 
Moderate
35 
San Luis Obispo County
        Atascadero
37 
36 
        Carrizo Plains
42 
40 
        Morro Bay
33 
33 
11 
        Nipomo
45 
48 
43 
        Paso Robles
37 
35 
23 
        Red Hills
44 
43 
19 
        San Luis Obispo
30 
29 
34 
Santa Barbara County
        Carpinteria
Good
aqi not available
25 
        Gaviota Coast
Good
aqi not available
17 
        Goleta
Good
aqi not available
27 
        Lompoc
Good
aqi not available
30 
        Paradise Road
Good
aqi not available
12 
        Santa Barbara
Good
aqi not available
48 
        Santa Maria
Good
aqi not available
35 
        Santa Ynez
Good
aqi not available
14 
Sequoia/Kings Canyon National Parks
74 
aqi not available
40 
South Lake Tahoe
aqi not available
aqi not available
 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
19 
Ventura County Area
        Ojai
Moderate
Moderate
14 
        Oxnard
Moderate
Moderate
57 
        Piru
Moderate
Moderate
13 
        Simi Valley
Moderate
Moderate
50 
        Thousand Oaks
Moderate
Moderate
20 
Western Nevada County
aqi not available
aqi not available
31 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
39 
aqi not available
 
Yuba City/Marysville
Moderate
aqi not available
44 
Yucca Vly
51 
aqi not available