California
 
Data and Forecasts courtesy of:
 

AQI Forecast - https://files.airnowtech.org/airnow/today/forecast_aqi_20170629_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: Good (0 - 50)
Air quality is considered satisfactory, and air pollution poses little or no risk.
AQI: Moderate (51 - 100) AQI: Moderate (51 - 100)
Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy for Sensitive Groups (101 - 150)
Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air.
AQI: Unhealthy (151 - 200) AQI: Unhealthy (151 - 200)
Everyone may begin to experience health effects members of sensitive groups may experience more serious health effects.
 AQI:Very Unhealthy (201 - 300) AQI: Very Unhealthy (201 - 300)
Health alert: everyone may experience more serious health effects.
AQI: Hazardous(301 - 500) AQI: Hazardous (301 - 500)
Health warnings of emergency conditions. The entire population is more likely to be affected.
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
Thu
Jun 29
Fri
Jun 30
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
22 
Bishop Paiute Tribe
aqi not available
aqi not available
22 
Chester
aqi not available
aqi not available
 
Chico
Moderate
aqi not available
23 
Death Valley National Park
44 
aqi not available
50 
Forest Ranch
aqi not available
aqi not available
 
Great Basin Air District
aqi not available
aqi not available
31 
Greeley Hill
aqi not available
aqi not available
 
Gridley
Good
aqi not available
32 
Imperial Valley
71 
101 
74 
Joshua Tree National Park
aqi not available
aqi not available
87 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
42 
aqi not available
30 
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
31 
Los Angeles Area
        Antelope Vly
67 
aqi not available
42 
        Anza Vly
46 
aqi not available
41 
        Banning
67 
aqi not available
61 
        Barstow
50 
aqi not available
42 
        Big Bear Lake
67 
aqi not available
 
        C San Bernardino M
67 
aqi not available
58 
        C San Bernardino-1
67 
aqi not available
74 
        C San Bernardino-2
66 
aqi not available
74 
        Capistrano Vly
42 
aqi not available
24 
        Central Coastal
37 
aqi not available
31 
        Central LA CO
57 
aqi not available
122 
        Central Orange-1
46 
aqi not available
155 
        Central Orange-2
50 
aqi not available
155 
        Coachella Vly
67 
aqi not available
77 
        E San Bernardino
67 
aqi not available
11 
        E San Fernando Vly
53 
aqi not available
67 
        E San Gabriel V-1
67 
aqi not available
68 
        E San Gabriel V-2
63 
aqi not available
68 
        East Riverside CO
50 
aqi not available
49 
        Hemet/San Jacinto
67 
aqi not available
41 
        Hesperia
50 
aqi not available
36 
        Lake Elsinore
67 
aqi not available
40 
        Metro Riverside CO
67 
aqi not available
74 
        N Coastal Orange
33 
aqi not available
34 
        NW Coastal LA
46 
aqi not available
34 
        NW San Bernardino
67 
aqi not available
74 
        Norco/Corona
67 
aqi not available
155 
        North Orange CO
53 
aqi not available
155 
        Perris Vly
67 
aqi not available
14 
        Phelan
50 
aqi not available
49 
        Pomona Walnut Vly
63 
aqi not available
13 
        S Central LA CO
38 
aqi not available
29 
        S San Gabriel Vly
46 
aqi not available
 
        SW Coastal LA
37 
aqi not available
34 
        SW San Bernardino
67 
aqi not available
74 
        Saddleback Vly
46 
aqi not available
155 
        San Gabriel Mts
67 
aqi not available
69 
        Santa Clarita Vly
67 
aqi not available
69 
        South Coastal LA
42 
aqi not available
34 
        Southeast LA CO
57 
aqi not available
155 
        Temecula Vly
55 
aqi not available
41 
        Trona
50 
aqi not available
44 
        Twentynine Palms
50 
aqi not available
42 
        Victorville
50 
aqi not available
28 
        W San Bernardino M
61 
aqi not available
74 
        W San Fernando Vly
53 
aqi not available
67 
        W San Gabriel Vly
63 
aqi not available
122 
Mammoth Lakes
aqi not available
aqi not available
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
13 
Mono Lake
aqi not available
aqi not available
Monterey Bay Area
        Carmel Valley
Good
Good
19 
        Davenport
Good
Good
 
        Hollister
Good
Good
25 
        King City
Good
Good
34 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
13 
        Salinas
Good
Good
52 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
52 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
31 
Paradise
Moderate
aqi not available
44 
Point Reyes
aqi not available
aqi not available
 
Portola
aqi not available
aqi not available
 
Quincy
aqi not available
aqi not available
20 
Red Bluff
aqi not available
aqi not available
 
Redding
49 
aqi not available
62 
Sacramento Area
        Arden Arcade-Del Paso Manor
87 
101 
53 
        Auburn
100 
105 
41 
        Colfax
100 
105 
34 
        Cool
100 
105 
31 
        Davis
61 
74 
 
        Elk Grove
87 
101 
42 
        Folsom
87 
101 
33 
        Lincoln
100 
105 
53 
        Natomas
87 
101 
 
        North Highlands
87 
101 
18 
        Placerville
100 
105 
35 
        Rio Vista
61 
74 
41 
        Roseville-Rocklin
100 
105 
29 
        Sacramento
87 
101 
53 
        Sloughhouse
87 
101 
42 
        Vacaville
61 
74 
25 
        Woodland
61 
74 
54 
San Diego Area
        San Diego Coast
Good
aqi not available
31 
        San Diego Foothills
Moderate
aqi not available
35 
        San Diego Mesa and Inland Valley
Moderate
aqi not available
16 
San Francisco Area
        Concord
51 
Moderate
51 
        Fairfield
51 
Moderate
23 
        Fremont
43 
Good
28 
        Livermore
51 
Moderate
42 
        Napa
44 
Good
38 
        Oakland
42 
Good
57 
        Redwood City
43 
Good
28 
        San Francisco
42 
Good
45 
        San Jose
54 
Moderate
38 
        San Rafael
44 
Good
39 
        Santa Rosa
44 
Good
33 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
115 
Unhealthy for Sensitive Groups
20 
        Fresno
77 
Unhealthy for Sensitive Groups
32 
        Hanford
64 
Moderate
59 
        Madera
61 
Moderate
20 
        Merced
48 
Moderate
27 
        Modesto
49 
Moderate
29 
        Stockton
37 
Moderate
        Visalia
93 
Moderate
39 
San Luis Obispo County
        Atascadero
40 
44 
16 
        Carrizo Plains
42 
45 
16 
        Morro Bay
27 
30 
22 
        Nipomo
58 
55 
52 
        Paso Robles
45 
48 
20 
        Red Hills
45 
49 
31 
        San Luis Obispo
30 
31 
25 
Santa Barbara County
        Carpinteria
Good
aqi not available
        Gaviota Coast
Good
aqi not available
21 
        Goleta
Good
aqi not available
21 
        Lompoc
Good
aqi not available
34 
        Paradise Road
Good
aqi not available
15 
        Santa Barbara
Good
aqi not available
19 
        Santa Maria
Good
aqi not available
32 
        Santa Ynez
Good
aqi not available
19 
Santa Rosa Rancheria
aqi not available
aqi not available
37 
Sequoia/Kings Canyon National Parks
77 
aqi not available
53 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
Truckee
aqi not available
aqi not available
 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
32 
Ventura County Area
        Ojai
50 
55 
29 
        Oxnard
40 
40 
34 
        Piru
55 
55 
26 
        Simi Valley
55 
55 
45 
        Thousand Oaks
45 
55 
26 
Western Nevada County
95 
100 
126 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
46 
aqi not available
33 
Yuba City/Marysville
Moderate
aqi not available
33 
Yucca Vly
50 
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.