California
 
Data courtesy of:
 

AQI Forecast - http://files.airnowtech.org/airnow/today/forecast_aqi_20150728_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://files.airnowtech.org/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://files.airnowtech.org/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
Jul 28
Wed
Jul 29
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
Bishop Paiute Tribe
aqi not available
aqi not available
Chester
aqi not available
aqi not available
 
Chico
Good
Moderate
20 
Death Valley National Park
45 
aqi not available
33 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
14 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
Good
33 
Imperial Valley
97 
84 
66 
Joshua Tree National Park
aqi not available
aqi not available
67 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
41 
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
14 
Los Angeles Area
        Antelope Vly
51 
aqi not available
47 
        Anza Vly
51 
aqi not available
38 
        Banning
111 
aqi not available
48 
        Barstow
46 
aqi not available
40 
        Big Bear Lake
51 
aqi not available
 
        C San Bernardino M
111 
aqi not available
43 
        C San Bernardino-1
84 
aqi not available
89 
        C San Bernardino-2
84 
aqi not available
89 
        Capistrano Vly
50 
aqi not available
25 
        Central Coastal
50 
aqi not available
29 
        Central LA CO
63 
aqi not available
15 
        Central Orange-1
53 
aqi not available
49 
        Central Orange-2
53 
aqi not available
49 
        Coachella Vly
84 
aqi not available
46 
        E San Bernardino
111 
aqi not available
31 
        E San Fernando Vly
61 
aqi not available
74 
        E San Gabriel V-1
63 
aqi not available
69 
        E San Gabriel V-2
59 
aqi not available
69 
        East Riverside CO
51 
aqi not available
44 
        Hemet/San Jacinto
51 
aqi not available
38 
        Hesperia
51 
aqi not available
54 
        Lake Elsinore
53 
aqi not available
54 
        Metro Riverside CO
84 
aqi not available
62 
        N Coastal Orange
50 
aqi not available
58 
        NW Coastal LA
55 
aqi not available
58 
        NW San Bernardino
68 
aqi not available
89 
        Norco/Corona
59 
aqi not available
62 
        North Orange CO
53 
aqi not available
49 
        Perris Vly
55 
aqi not available
25 
        Phelan
51 
aqi not available
51 
        Pomona Walnut Vly
59 
aqi not available
19 
        S Central LA CO
55 
aqi not available
22 
        S San Gabriel Vly
53 
aqi not available
17 
        SW Coastal LA
50 
aqi not available
58 
        SW San Bernardino
63 
aqi not available
89 
        Saddleback Vly
53 
aqi not available
49 
        San Gabriel Mts
51 
aqi not available
69 
        Santa Clarita Vly
84 
aqi not available
59 
        South Coastal LA
50 
aqi not available
58 
        Southeast LA CO
57 
aqi not available
49 
        Temecula Vly
51 
aqi not available
38 
        Trona
46 
aqi not available
37 
        Twentynine Palms
51 
aqi not available
40 
        Victorville
51 
aqi not available
39 
        W San Bernardino M
53 
aqi not available
89 
        W San Fernando Vly
59 
aqi not available
74 
        W San Gabriel Vly
57 
aqi not available
22 
Mammoth Lakes
aqi not available
aqi not available
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
36 
Mono Lake
aqi not available
aqi not available
12 
Monterey Bay Area
        Carmel Valley
Good
Good
26 
        Davenport
Good
Good
 
        Hollister
Good
Good
27 
        King City
Moderate
Good
46 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Moderate
Moderate
33 
        Salinas
Good
Good
46 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
43 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
14 
Paradise
Good
Moderate
30 
Point Reyes
aqi not available
aqi not available
 
Portola
aqi not available
aqi not available
Quincy
aqi not available
aqi not available
11 
Red Bluff
aqi not available
aqi not available
 
Redding
60 
60 
64 
Sacramento Area
        Arden Arcade-Del Paso Manor
100 
111 
51 
        Auburn
100 
111 
23 
        Colfax
100 
111 
29 
        Cool
93 
104 
 
        Davis
58 
84 
25 
        Elk Grove
100 
111 
45 
        Folsom
100 
111 
51 
        Lincoln
100 
111 
52 
        Natomas
100 
111 
19 
        North Highlands
100 
111 
26 
        Placerville
93 
104 
32 
        Rio Vista
58 
84 
37 
        Roseville-Rocklin
100 
111 
56 
        Sacramento
100 
111 
41 
        Sloughhouse
100 
111 
45 
        Vacaville
58 
84 
39 
        Woodland
58 
84 
18 
San Diego Area
        San Diego Coast
Good
aqi not available
50 
        San Diego Foothills
Moderate
aqi not available
27 
        San Diego Mesa and Inland Valley
Good
aqi not available
44 
San Francisco Area
        Concord
84 
Unhealthy for Sensitive Groups
14 
        Fairfield
84 
Unhealthy for Sensitive Groups
 
        Fremont
54 
Moderate
22 
        Livermore
84 
Unhealthy for Sensitive Groups
30 
        Napa
58 
Moderate
23 
        Oakland
41 
Moderate
64 
        Redwood City
54 
Moderate
22 
        San Francisco
41 
Moderate
43 
        San Jose
104 
Unhealthy for Sensitive Groups
46 
        San Rafael
58 
Moderate
19 
        Santa Rosa
58 
Moderate
34 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
67 
Moderate
84 
        Fresno
105 
Unhealthy for Sensitive Groups
 
        Hanford
54 
Moderate
 
        Madera
110 
Unhealthy for Sensitive Groups
 
        Merced
67 
Moderate
 
        Modesto
64 
Moderate
26 
        Stockton
64 
Moderate
46 
        Visalia
85 
Moderate
52 
San Luis Obispo County
        Atascadero
48 
51 
24 
        Carrizo Plains
49 
51 
33 
        Morro Bay
25 
29 
11 
        Nipomo
46 
35 
52 
        Paso Robles
49 
51 
26 
        Red Hills
48 
51 
34 
        San Luis Obispo
34 
40 
48 
Santa Barbara County
        Carpinteria
Good
aqi not available
20 
        Gaviota Coast
Good
aqi not available
25 
        Goleta
Good
aqi not available
61 
        Lompoc
Good
aqi not available
54 
        Paradise Road
Good
aqi not available
26 
        Santa Barbara
Good
aqi not available
61 
        Santa Maria
Good
aqi not available
51 
        Santa Ynez
Good
aqi not available
17 
Sequoia/Kings Canyon National Parks
77 
aqi not available
42 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
25 
Truckee
aqi not available
aqi not available
56 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
40 
Ventura County Area
        Ojai
Good
Moderate
23 
        Oxnard
Good
Good
61 
        Piru
Good
Moderate
20 
        Simi Valley
Moderate
Moderate
71 
        Thousand Oaks
Good
Moderate
24 
Western Nevada County
75 
85 
14 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
43 
aqi not available
 
Yuba City/Marysville
Moderate
aqi not available
27 
Yucca Vly
51 
aqi not available