California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20140902_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 2
Wed
Sep 3
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
19 
Bishop Paiute Tribe
aqi not available
aqi not available
19 
Chico
Moderate
Moderate
 
Death Valley National Park
51 
56 
47 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
20 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Moderate
Moderate
66 
Imperial Valley
64 
54 
41 
Joshua Tree National Park
aqi not available
aqi not available
48 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
46 
45 
38 
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
23 
Los Angeles Area
        Antelope Vly
50 
51 
58 
        Anza Vly
55 
53 
47 
        Banning
84 
84 
46 
        Barstow
55 
50 
58 
        Big Bear Lake
51 
51 
 
        C San Bernardino M
137 
137 
42 
        C San Bernardino-1
111 
84 
82 
        C San Bernardino-2
111 
84 
82 
        Capistrano Vly
50 
50 
36 
        Central Coastal
42 
46 
36 
        Central LA CO
53 
55 
82 
        Central Orange-1
53 
46 
63 
        Central Orange-2
55 
53 
63 
        Coachella Vly
84 
84 
58 
        E San Bernardino
111 
84 
42 
        E San Fernando Vly
51 
53 
83 
        E San Gabriel V-1
84 
84 
59 
        E San Gabriel V-2
84 
84 
59 
        East Riverside CO
55 
50 
36 
        Hemet/San Jacinto
61 
61 
47 
        Hesperia
55 
51 
37 
        Lake Elsinore
84 
84 
38 
        Metro Riverside CO
84 
84 
95 
        N Coastal Orange
42 
46 
31 
        NW Coastal LA
46 
46 
35 
        NW San Bernardino
84 
72 
82 
        Norco/Corona
84 
66 
95 
        North Orange CO
61 
57 
63 
        Perris Vly
111 
84 
82 
        Phelan
84 
51 
 
        Pomona Walnut Vly
70 
66 
38 
        S Central LA CO
33 
38 
30 
        S San Gabriel Vly
51 
42 
34 
        SW Coastal LA
38 
46 
34 
        SW San Bernardino
84 
84 
82 
        Saddleback Vly
46 
46 
63 
        San Gabriel Mts
72 
84 
59 
        Santa Clarita Vly
111 
111 
58 
        South Coastal LA
42 
50 
26 
        Southeast LA CO
57 
55 
63 
        Temecula Vly
63 
59 
47 
        Trona
53 
50 
 
        Twentynine Palms
84 
51 
58 
        Victorville
55 
50 
43 
        W San Bernardino M
72 
57 
82 
        W San Fernando Vly
51 
53 
83 
        W San Gabriel Vly
63 
84 
83 
Mammoth Lakes
aqi not available
aqi not available
 
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
Good
113 
Mono Lake
aqi not available
aqi not available
 
Monterey Bay Area
        Carmel Valley
Good
Good
34 
        Davenport
Good
Good
 
        Hollister
Good
Good
50 
        King City
Good
Good
39 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
 
        Salinas
Good
Good
50 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
16 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
23 
Paradise
Good
Good
45 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
Redding
60 
aqi not available
80 
Sacramento Area
        Auburn
84 
67 
67 
        Davis
45 
44 
82 
        Elk Grove
84 
61 
72 
        Folsom
84 
61 
72 
        Placerville
84 
61 
47 
        Rio Vista
45 
44 
54 
        Roseville-Rocklin
84 
67 
67 
        Sacramento
84 
61 
72 
        Vacaville
45 
44 
82 
        Woodland
45 
44 
82 
San Diego Area
        San Diego Coast
50 
Good
52 
        San Diego Foothills
50 
Good
46 
        San Diego Mesa and Inland Valley
50 
Good
55 
San Francisco Area
        Concord
44 
41 
 
        Fairfield
44 
41 
 
        Fremont
37 
46 
 
        Livermore
44 
41 
 
        Napa
42 
50 
 
        Oakland
38 
46 
 
        Redwood City
37 
46 
 
        San Francisco
38 
46 
 
        San Jose
42 
40 
28 
        San Rafael
42 
50 
 
        Santa Rosa
42 
50 
 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
61 
Moderate
77 
        Fresno
64 
Moderate
87 
        Hanford
46 
Good
58 
        Madera
47 
Moderate
67 
        Merced
46 
Moderate
50 
        Modesto
57 
Moderate
69 
        Stockton
47 
Good
59 
        Visalia
59 
Moderate
49 
San Luis Obispo County
        Atascadero
30 
29 
35 
        Carrizo Plains
43 
40 
35 
        Morro Bay
23 
22 
19 
        Nipomo
38 
36 
25 
        Paso Robles
31 
30 
35 
        Red Hills
44 
41 
35 
        San Luis Obispo
31 
29 
41 
Santa Barbara County
        Carpinteria
Good
Good
35 
        Gaviota Coast
Good
Good
29 
        Goleta
Good
Good
56 
        Lompoc
Good
Good
25 
        Paradise Road
Good
Good
36 
        Santa Barbara
Good
Good
60 
        Santa Maria
Good
Good
34 
        Santa Ynez
Good
Good
33 
Sequoia/Kings Canyon National Parks
93 
92 
61 
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
44 
Ventura County Area
        Ojai
Moderate
Good
42 
        Oxnard
Moderate
Moderate
68 
        Piru
Moderate
Moderate
46 
        Simi Valley
Moderate
Moderate
65 
        Thousand Oaks
Moderate
Moderate
39 
Western Nevada County
55 
50 
45 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
46 
46 
47 
Yuba City/Marysville
Moderate
Moderate
73 
Yucca Vly
55 
51