California
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20150530_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
Sat
May 30
Sun
May 31
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
10 
Chico
Good
Good
41 
Death Valley National Park
87 
aqi not available
44 
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
45 
Imperial Valley
100 
97 
33 
Joshua Tree National Park
aqi not available
aqi not available
74 
La Grange
aqi not available
aqi not available
 
Lancaster
aqi not available
aqi not available
 
Lassen Volcanic National Park
42 
aqi not available
23 
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
39 
Los Angeles Area
        Antelope Vly
51 
51 
20 
        Anza Vly
53 
51 
60 
        Banning
111 
111 
66 
        Barstow
50 
51 
27 
        Big Bear Lake
84 
51 
 
        C San Bernardino M
161 
137 
33 
        C San Bernardino-1
137 
111 
88 
        C San Bernardino-2
111 
111 
88 
        Capistrano Vly
53 
42 
24 
        Central Coastal
55 
50 
33 
        Central LA CO
84 
63 
130 
        Central Orange-1
46 
57 
72 
        Central Orange-2
53 
57 
72 
        Coachella Vly
111 
111 
42 
        E San Bernardino
137 
137 
10 
        E San Fernando Vly
84 
51 
98 
        E San Gabriel V-1
84 
59 
88 
        E San Gabriel V-2
84 
57 
88 
        East Riverside CO
55 
50 
42 
        Hemet/San Jacinto
84 
55 
60 
        Hesperia
55 
84 
29 
        Lake Elsinore
111 
111 
70 
        Metro Riverside CO
137 
137 
76 
        N Coastal Orange
55 
55 
76 
        NW Coastal LA
51 
57 
76 
        NW San Bernardino
137 
137 
88 
        Norco/Corona
111 
111 
76 
        North Orange CO
55 
55 
72 
        Perris Vly
111 
137 
10 
        Phelan
84 
51 
47 
        Pomona Walnut Vly
68 
61 
        S Central LA CO
42 
55 
17 
        S San Gabriel Vly
42 
84 
14 
        SW Coastal LA
42 
53 
76 
        SW San Bernardino
137 
84 
88 
        Saddleback Vly
50 
46 
72 
        San Gabriel Mts
63 
84 
88 
        Santa Clarita Vly
84 
111 
61 
        South Coastal LA
50 
42 
76 
        Southeast LA CO
57 
51 
72 
        Temecula Vly
59 
42 
60 
        Trona
53 
50 
22 
        Twentynine Palms
51 
51 
27 
        Victorville
55 
50 
        W San Bernardino M
84 
50 
88 
        W San Fernando Vly
53 
51 
98 
        W San Gabriel Vly
59 
50 
130 
Mammoth Lakes
aqi not available
aqi not available
Markleeville
aqi not available
aqi not available
 
Mendocino County
Good
aqi not available
25 
Mono Lake
aqi not available
aqi not available
13 
Monterey Bay Area
        Carmel Valley
Good
Good
 
        Davenport
Good
Good
 
        Hollister
Good
Good
 
        King City
Good
Good
 
        Marina/Seaside
Good
Good
 
        Monterey Peninsula
Good
Good
 
        Pinnacles National Monument
Good
Good
14 
        Salinas
Good
Good
14 
        San Lorenzo Valley
Good
Good
 
        Santa Cruz
Good
Good
 
        Scotts Valley
Good
Good
 
        Watsonville
Good
Good
 
Oroville
aqi not available
aqi not available
 
Owens Lake
aqi not available
aqi not available
39 
Paradise
Good
Good
38 
Point Reyes
aqi not available
aqi not available
 
Red Bluff
aqi not available
aqi not available
 
Redding
65 
55 
25 
Sacramento Area
        Arden Arcade-Del Paso Manor
77 
51 
50 
        Auburn
77 
54 
24 
        Colfax
77 
54 
53 
        Cool
84 
58 
 
        Davis
50 
42 
38 
        Elk Grove
77 
51 
46 
        Folsom
77 
51 
22 
        Lincoln
77 
54 
35 
        Natomas
77 
51 
19 
        North Highlands
77 
51 
 
        Placerville
84 
58 
39 
        Rio Vista
50 
42 
20 
        Roseville-Rocklin
77 
54 
19 
        Sacramento
77 
51 
29 
        Sloughhouse
77 
51 
40 
        Vacaville
50 
42 
14 
        Woodland
50 
42 
27 
San Diego Area
        San Diego Coast
Moderate
Moderate
54 
        San Diego Foothills
Unhealthy for Sensitive Groups
Moderate
55 
        San Diego Mesa and Inland Valley
Moderate
Moderate
56 
San Francisco Area
        Concord
49 
47 
27 
        Fairfield
49 
47 
19 
        Fremont
41 
42 
25 
        Livermore
49 
47 
38 
        Napa
53 
53 
40 
        Oakland
53 
50 
24 
        Redwood City
41 
42 
19 
        San Francisco
53 
50 
25 
        San Jose
42 
44 
36 
        San Rafael
53 
53 
15 
        Santa Rosa
53 
53 
18 
San Jacinto
aqi not available
aqi not available
 
San Joaquin Valley Area
        Bakersfield
114 
Unhealthy for Sensitive Groups
57 
        Fresno
114 
Unhealthy for Sensitive Groups
 
        Hanford
97 
Moderate
 
        Madera
93 
Moderate
 
        Merced
87 
Moderate
 
        Modesto
71 
Moderate
18 
        Stockton
50 
Good
30 
        Visalia
84 
Moderate
49 
San Luis Obispo County
        Atascadero
43 
40 
10 
        Carrizo Plains
50 
48 
11 
        Morro Bay
31 
31 
22 
        Nipomo
36 
42 
31 
        Paso Robles
45 
42 
10 
        Red Hills
50 
48 
42 
        San Luis Obispo
34 
34 
19 
Santa Barbara County
        Carpinteria
Good
aqi not available
15 
        Gaviota Coast
Good
aqi not available
20 
        Goleta
Good
aqi not available
32 
        Lompoc
Good
aqi not available
25 
        Paradise Road
Good
aqi not available
10 
        Santa Barbara
Good
aqi not available
22 
        Santa Maria
Good
aqi not available
22 
        Santa Ynez
Good
aqi not available
16 
Sequoia/Kings Canyon National Parks
64 
aqi not available
40 
South Lake Tahoe
aqi not available
aqi not available
 
Tahoe City area
aqi not available
aqi not available
12 
Tuolumne City
aqi not available
aqi not available
 
Tuolumne County
aqi not available
aqi not available
22 
Ventura County Area
        Ojai
Moderate
Moderate
        Oxnard
Moderate
Moderate
61 
        Piru
Good
Moderate
11 
        Simi Valley
Moderate
Moderate
53 
        Thousand Oaks
Good
Good
16 
Western Nevada County
70 
75 
26 
Yankee Hill
aqi not available
aqi not available
 
Yosemite National Park
45 
aqi not available
 
Yuba City/Marysville
Good
Good
26 
Yucca Vly
55 
51