California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20150528_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
Thu
May 28
Fri
May 29
Bear Valley
aqi not available
aqi not available
 
Bishop
aqi not available
aqi not available
23 
Bishop Paiute Tribe
aqi not available
aqi not available
23 
Chico
Good
Good
34 
Death Valley National Park
74 
74 
 
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
Good
23 
Imperial Valley
97 
100 
64 
Joshua Tree National Park
aqi not available
aqi not available
90 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
40 
42 
42 
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
42 
51 
109 
        Anza Vly
42 
46 
52 
        Banning
61 
70 
109 
        Barstow
42 
42 
48 
        Big Bear Lake
51 
84 
 
        C San Bernardino M
84 
84 
101 
        C San Bernardino-1
55 
55 
80 
        C San Bernardino-2
55 
84 
80 
        Capistrano Vly
38 
46 
39 
        Central Coastal
46 
50 
40 
        Central LA CO
55 
61 
63 
        Central Orange-1
34 
46 
56 
        Central Orange-2
50 
50 
56 
        Coachella Vly
84 
57 
109 
        E San Bernardino
61 
57 
90 
        E San Fernando Vly
50 
63 
74 
        E San Gabriel V-1
59 
68 
83 
        E San Gabriel V-2
61 
61 
83 
        East Riverside CO
46 
50 
47 
        Hemet/San Jacinto
53 
59 
101 
        Hesperia
46 
50 
84 
        Lake Elsinore
55 
84 
124 
        Metro Riverside CO
68 
78 
100 
        N Coastal Orange
50 
50 
58 
        NW Coastal LA
46 
55 
58 
        NW San Bernardino
70 
84 
80 
        Norco/Corona
59 
61 
100 
        North Orange CO
38 
50 
56 
        Perris Vly
55 
84 
101 
        Phelan
50 
50 
100 
        Pomona Walnut Vly
55 
55 
47 
        S Central LA CO
42 
42 
30 
        S San Gabriel Vly
42 
42 
31 
        SW Coastal LA
42 
53 
58 
        SW San Bernardino
61 
61 
80 
        Saddleback Vly
42 
42 
56 
        San Gabriel Mts
42 
51 
83 
        Santa Clarita Vly
53 
63 
77 
        South Coastal LA
34 
42 
58 
        Southeast LA CO
50 
57 
56 
        Temecula Vly
46 
53 
52 
        Trona
46 
50 
47 
        Twentynine Palms
42 
42 
48 
        Victorville
46 
50 
67 
        W San Bernardino M
51 
84 
101 
        W San Fernando Vly
63 
53 
74 
        W San Gabriel Vly
50 
61 
63 
Mammoth Lakes
aqi not available
aqi not available
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
Good
28 
Mono Lake
aqi not available
aqi not available
Monterey Bay Area
        Carmel Valley
Good
Good
27 
        Davenport
Good
Good
 
        Hollister
Good
Good
19 
        King City
Good
Good
52 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
42 
        Salinas
Good
Good
52 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
13 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
31 
Paradise
Good
Good
43 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
 
Redding
50 
60 
47 
Sacramento Area
        Arden Arcade-Del Paso Manor
54 
77 
49 
        Auburn
58 
74 
48 
        Colfax
58 
74 
41 
        Cool
67 
74 
54 
        Davis
47 
49 
48 
        Elk Grove
54 
77 
49 
        Folsom
54 
77 
47 
        Lincoln
58 
74 
41 
        Natomas
54 
77 
47 
        North Highlands
54 
77 
 
        Placerville
67 
74 
54 
        Rio Vista
47 
49 
14 
        Roseville-Rocklin
58 
74 
58 
        Sacramento
54 
77 
42 
        Sloughhouse
54 
77 
49 
        Vacaville
47 
49 
41 
        Woodland
47 
49 
46 
San Diego Area
        San Diego Coast
Moderate
Moderate
35 
        San Diego Foothills
Moderate
Moderate
52 
        San Diego Mesa and Inland Valley
Moderate
Moderate
45 
San Francisco Area
        Concord
47 
47 
26 
        Fairfield
47 
47 
30 
        Fremont
35 
40 
25 
        Livermore
47 
47 
25 
        Napa
38 
36 
46 
        Oakland
36 
35 
35 
        Redwood City
35 
40 
22 
        San Francisco
36 
35 
22 
        San Jose
46 
51 
36 
        San Rafael
38 
36 
22 
        Santa Rosa
38 
36 
20 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
93 
104 
13 
        Fresno
100 
104 
47 
        Hanford
80 
58 
42 
        Madera
90 
74 
48 
        Merced
71 
54 
43 
        Modesto
54 
54 
41 
        Stockton
44 
48 
37 
        Visalia
71 
77 
47 
San Luis Obispo County
        Atascadero
34 
36 
28 
        Carrizo Plains
43 
46 
41 
        Morro Bay
32 
35 
26 
        Nipomo
43 
41 
41 
        Paso Robles
34 
35 
31 
        Red Hills
42 
43 
38 
        San Luis Obispo
32 
35 
26 
Santa Barbara County
        Carpinteria
Good
Good
27 
        Gaviota Coast
Good
Good
36 
        Goleta
Good
Good
42 
        Lompoc
Good
Good
32 
        Paradise Road
Good
Good
33 
        Santa Barbara
Good
Good
34 
        Santa Maria
Good
Good
26 
        Santa Ynez
Good
Good
29 
Sequoia/Kings Canyon National Parks
61 
67 
100 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
43 
Ventura County Area
        Ojai
Good
Good
37 
        Oxnard
Good
Good
49 
        Piru
Good
Good
36 
        Simi Valley
Good
Moderate
42 
        Thousand Oaks
Good
Good
36 
Western Nevada County
65 
70 
18 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
43 
42 
 
Yuba City/Marysville
aqi not available
Good
37 
Yucca Vly
46 
50