California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20140901_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
Mon
Sep 1
Tue
Sep 2
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
27 
Bishop Paiute Tribe
aqi not available
aqi not available
27 
Chico
Good
aqi not available
 
Death Valley National Park
43 
aqi not available
37 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
18 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
aqi not available
 
Imperial Valley
100 
74 
33 
Joshua Tree National Park
aqi not available
aqi not available
47 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
36 
aqi not available
28 
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
51 
aqi not available
36 
        Anza Vly
55 
aqi not available
49 
        Banning
84 
aqi not available
59 
        Barstow
53 
aqi not available
11 
        Big Bear Lake
53 
aqi not available
 
        C San Bernardino M
137 
aqi not available
44 
        C San Bernardino-1
137 
aqi not available
75 
        C San Bernardino-2
137 
aqi not available
75 
        Capistrano Vly
50 
aqi not available
23 
        Central Coastal
46 
aqi not available
25 
        Central LA CO
84 
aqi not available
65 
        Central Orange-1
53 
aqi not available
59 
        Central Orange-2
55 
aqi not available
59 
        Coachella Vly
84 
aqi not available
44 
        E San Bernardino
137 
aqi not available
19 
        E San Fernando Vly
84 
aqi not available
76 
        E San Gabriel V-1
84 
aqi not available
48 
        E San Gabriel V-2
111 
aqi not available
48 
        East Riverside CO
57 
aqi not available
47 
        Hemet/San Jacinto
84 
aqi not available
49 
        Hesperia
57 
aqi not available
35 
        Lake Elsinore
84 
aqi not available
55 
        Metro Riverside CO
137 
aqi not available
62 
        N Coastal Orange
46 
aqi not available
25 
        NW Coastal LA
50 
aqi not available
26 
        NW San Bernardino
137 
aqi not available
75 
        Norco/Corona
70 
aqi not available
62 
        North Orange CO
63 
aqi not available
59 
        Perris Vly
111 
aqi not available
53 
        Phelan
57 
aqi not available
46 
        Pomona Walnut Vly
74 
aqi not available
15 
        S Central LA CO
38 
aqi not available
20 
        S San Gabriel Vly
42 
aqi not available
18 
        SW Coastal LA
42 
aqi not available
26 
        SW San Bernardino
84 
aqi not available
75 
        Saddleback Vly
51 
aqi not available
59 
        San Gabriel Mts
84 
aqi not available
61 
        Santa Clarita Vly
137 
aqi not available
61 
        South Coastal LA
50 
aqi not available
22 
        Southeast LA CO
59 
aqi not available
59 
        Temecula Vly
63 
aqi not available
49 
        Trona
53 
aqi not available
        Twentynine Palms
53 
aqi not available
11 
        Victorville
57 
aqi not available
40 
        W San Bernardino M
63 
aqi not available
75 
        W San Fernando Vly
84 
aqi not available
76 
        W San Gabriel Vly
84 
aqi not available
76 
Mammoth Lakes
aqi not available
aqi not available
 
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
32 
Mono Lake
aqi not available
aqi not available
 
Monterey Bay Area
        Carmel Valley
Good
Good
26 
        Davenport
Good
Good
 
        Hollister
Good
Good
23 
        King City
Good
Good
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
15 
        Salinas
Good
Good
26 
        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
20 
Paradise
Good
aqi not available
 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
53 
Redding
60 
60 
129 
Sacramento Area
        Auburn
101 
58 
54 
        Davis
58 
44 
43 
        Elk Grove
104 
54 
58 
        Folsom
104 
54 
58 
        Placerville
104 
58 
31 
        Rio Vista
58 
44 
43 
        Roseville-Rocklin
101 
58 
54 
        Sacramento
104 
54 
58 
        Vacaville
58 
44 
35 
        Woodland
58 
44 
43 
San Diego Area
        San Diego Coast
Good
aqi not available
52 
        San Diego Foothills
Good
aqi not available
29 
        San Diego Mesa and Inland Valley
Good
aqi not available
49 
San Francisco Area
        Concord
50 
44 
 
        Fairfield
50 
44 
 
        Fremont
41 
37 
 
        Livermore
50 
44 
 
        Napa
46 
42 
 
        Oakland
46 
38 
 
        Redwood City
41 
37 
 
        San Francisco
46 
38 
 
        San Jose
48 
42 
 
        San Rafael
46 
42 
 
        Santa Rosa
46 
42 
 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
87 
Moderate
43 
        Fresno
46 
Moderate
 
        Hanford
49 
Good
 
        Madera
48 
Moderate
 
        Merced
41 
Moderate
 
        Modesto
47 
Moderate
23 
        Stockton
38 
Good
13 
        Visalia
54 
Moderate
17 
San Luis Obispo County
        Atascadero
35 
35 
11 
        Carrizo Plains
38 
38 
11 
        Morro Bay
31 
31 
11 
        Nipomo
40 
38 
51 
        Paso Robles
37 
35 
11 
        Red Hills
38 
38 
31 
        San Luis Obispo
30 
30 
22 
Santa Barbara County
        Carpinteria
Good
aqi not available
 
        Gaviota Coast
Good
aqi not available
 
        Goleta
Good
aqi not available
25 
        Lompoc
Good
aqi not available
25 
        Paradise Road
Good
aqi not available
 
        Santa Barbara
Good
aqi not available
45 
        Santa Maria
Good
aqi not available
25 
        Santa Ynez
Good
aqi not available
15 
Sequoia/Kings Canyon National Parks
70 
aqi not available
31 
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
 
Ventura County Area
        Ojai
Good
Good
        Oxnard
Moderate
Moderate
        Piru
Good
Good
        Simi Valley
Good
Good
61 
        Thousand Oaks
Good
Good
10 
Western Nevada County
75 
70 
 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
43 
aqi not available
 
Yuba City/Marysville
Moderate
Moderate
62 
Yucca Vly
57 
aqi not available