California
 
Data courtesy of:
 

AQI Forecast - https://files.airnowtech.org/airnow/today/forecast_aqi_20160724_ca_nv.jpg Map Map Map Map Map Map Map
 
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.
 - https://files.airnowtech.org/airnow/today/cur_aqi_ca_nv.jpg Map Map Map Map Map Map Map
 
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 - https://files.airnowtech.org/airnow/today/anim_aqi_ca_nv.gif Map Map Map Map Map Map Map
 
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 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
Sun
Jul 24
Mon
Jul 25
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
17 
Bishop Paiute Tribe
aqi not available
aqi not available
17 
Chester
aqi not available
aqi not available
17 
Chico
Moderate
aqi not available
29 
Death Valley National Park
84 
aqi not available
61 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
13 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
aqi not available
25 
Imperial Valley
98 
61 
51 
Joshua Tree National Park
aqi not available
aqi not available
49 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
43 
aqi not available
35 
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
67 
aqi not available
 
        Anza Vly
67 
aqi not available
53 
        Banning
161 
aqi not available
62 
        Barstow
67 
aqi not available
 
        Big Bear Lake
132 
aqi not available
 
        C San Bernardino M
187 
aqi not available
87 
        C San Bernardino-1
161 
aqi not available
70 
        C San Bernardino-2
161 
aqi not available
70 
        Capistrano Vly
67 
aqi not available
        Central Coastal
67 
aqi not available
15 
        Central LA CO
61 
aqi not available
86 
        Central Orange-1
67 
aqi not available
58 
        Central Orange-2
100 
aqi not available
58 
        Coachella Vly
100 
aqi not available
60 
        E San Bernardino
132 
aqi not available
21 
        E San Fernando Vly
100 
aqi not available
86 
        E San Gabriel V-1
132 
aqi not available
27 
        E San Gabriel V-2
132 
aqi not available
27 
        East Riverside CO
55 
aqi not available
37 
        Hemet/San Jacinto
100 
aqi not available
53 
        Hesperia
55 
aqi not available
 
        Lake Elsinore
100 
aqi not available
56 
        Metro Riverside CO
161 
aqi not available
71 
        N Coastal Orange
55 
aqi not available
18 
        NW Coastal LA
67 
aqi not available
18 
        NW San Bernardino
187 
aqi not available
70 
        Norco/Corona
132 
aqi not available
64 
        North Orange CO
100 
aqi not available
58 
        Perris Vly
100 
aqi not available
        Phelan
67 
aqi not available
 
        Pomona Walnut Vly
100 
aqi not available
        S Central LA CO
57 
aqi not available
        S San Gabriel Vly
132 
aqi not available
        SW Coastal LA
67 
aqi not available
18 
        SW San Bernardino
132 
aqi not available
70 
        Saddleback Vly
67 
aqi not available
58 
        San Gabriel Mts
132 
aqi not available
118 
        Santa Clarita Vly
161 
aqi not available
118 
        South Coastal LA
67 
aqi not available
18 
        Southeast LA CO
67 
aqi not available
58 
        Temecula Vly
100 
aqi not available
53 
        Trona
67 
aqi not available
 
        Twentynine Palms
100 
aqi not available
 
        Victorville
55 
aqi not available
 
        W San Bernardino M
67 
aqi not available
87 
        W San Fernando Vly
67 
aqi not available
86 
        W San Gabriel Vly
100 
aqi not available
57 
Mammoth Lakes
aqi not available
aqi not available
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
Mono Lake
aqi not available
aqi not available
12 
Monterey Bay Area
        Carmel Valley
Good
Good
25 
        Davenport
Good
Good
 
        Hollister
Good
Good
28 
        King City
Good
Good
42 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Moderate
Good
28 
        Salinas
Good
Good
42 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
24 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
23 
Paradise
Moderate
aqi not available
44 
Point Reyes
aqi not available
aqi not available
 
Portola
aqi not available
aqi not available
50 
Quincy
aqi not available
aqi not available
19 
Red Bluff
aqi not available
aqi not available
 
Redding
50 
55 
40 
Sacramento Area
        Arden Arcade-Del Paso Manor
108 
93 
34 
        Auburn
112 
100 
37 
        Colfax
112 
100 
33 
        Cool
112 
100 
30 
        Davis
49 
46 
61 
        Elk Grove
108 
93 
38 
        Folsom
108 
93 
28 
        Lincoln
112 
100 
47 
        Natomas
108 
93 
16 
        North Highlands
108 
93 
20 
        Placerville
112 
100 
51 
        Rio Vista
49 
46 
47 
        Roseville-Rocklin
112 
100 
48 
        Sacramento
108 
93 
34 
        Sloughhouse
108 
93 
33 
        Vacaville
49 
46 
62 
        Woodland
49 
46 
66 
San Diego Area
        San Diego Coast
Moderate
Good
50 
        San Diego Foothills
Moderate
Moderate
54 
        San Diego Mesa and Inland Valley
Moderate
Moderate
57 
San Francisco Area
        Concord
87 
Moderate
36 
        Fairfield
87 
Moderate
18 
        Fremont
54 
Moderate
54 
        Livermore
87 
Moderate
46 
        Napa
59 
Moderate
52 
        Oakland
57 
Moderate
58 
        Redwood City
54 
Moderate
54 
        San Francisco
57 
Moderate
57 
        San Jose
90 
Moderate
44 
        San Rafael
59 
Moderate
39 
        Santa Rosa
59 
Moderate
13 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
129 
Unhealthy for Sensitive Groups
19 
        Fresno
126 
Unhealthy for Sensitive Groups
54 
        Hanford
105 
Unhealthy for Sensitive Groups
 
        Madera
105 
Unhealthy for Sensitive Groups
 
        Merced
100 
Moderate
 
        Modesto
115 
Unhealthy for Sensitive Groups
31 
        Stockton
84 
Moderate
57 
        Visalia
126 
Unhealthy for Sensitive Groups
72 
San Luis Obispo County
        Atascadero
47 
47 
21 
        Carrizo Plains
49 
51 
11 
        Morro Bay
28 
28 
15 
        Nipomo
35 
35 
50 
        Paso Robles
49 
49 
25 
        Red Hills
49 
53 
80 
        San Luis Obispo
36 
35 
64 
Santa Barbara County
        Carpinteria
Good
aqi not available
22 
        Gaviota Coast
Good
aqi not available
31 
        Goleta
Good
aqi not available
32 
        Lompoc
Good
aqi not available
70 
        Paradise Road
Good
aqi not available
32 
        Santa Barbara
Good
aqi not available
        Santa Maria
Good
aqi not available
66 
        Santa Ynez
Good
aqi not available
Santa Rosa Rancheria
aqi not available
aqi not available
Sequoia/Kings Canyon National Parks
105 
aqi not available
61 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
27 
Truckee
aqi not available
aqi not available
25 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
43 
Ventura County Area
        Ojai
Moderate
Moderate
14 
        Oxnard
Good
Good
60 
        Piru
Moderate
Moderate
18 
        Simi Valley
Moderate
Moderate
52 
        Thousand Oaks
Moderate
Moderate
18 
Western Nevada County
100 
100 
49 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
51 
aqi not available
45 
Yuba City/Marysville
Moderate
Moderate
40 
Yucca Vly
67 
aqi not available
 
Note: Values above 500 are considered Beyond the AQI. Follow recommendations for the Hazardous category. Additional information on reducing exposure to extremely high levels of particle pollution is available here.