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California

United States

2024-12-22 01:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
19.8
O3
μg/m³
51.7
PM2.5
μg/m³
10.1
NO2
μg/m³
19
CO
μg/m³
475.8
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
16℃
66%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Alameda County
AQI 14
Alpine County
AQI 7
Amador County
AQI 19
Butte County
AQI 22
Calaveras County
AQI 16
Colusa County
AQI 8
Contra Costa County
AQI 22
Del Norte County
AQI 12
El Dorado County
AQI 16
Fresno County
AQI 37
Glenn County
AQI 6
Humboldt County
AQI 6
Imperial County
AQI 46
Inyo County
AQI 20
Kern County
AQI 31
Kings County
AQI 41
Lake County
AQI 17
Lassen County
AQI 29
Los Angeles County
AQI 29
Madera County
AQI 39
Marin County
AQI 12
Mariposa County
AQI 30
Mendocino County
AQI 17
Merced County
AQI 34
Modoc County
AQI 2
Mono County
AQI 6
Monterey County
AQI 18
Napa County
AQI 11
Nevada County
AQI 24
Orange County
AQI 22
Placer County
AQI 21
Plumas County
AQI 36
Riverside County
AQI 50
Sacramento County
AQI 15
San Benito County
AQI 19
San Bernardino County
AQI 57
San Diego County
AQI 33
San Francisco County
AQI 20
San Joaquin County
AQI 33
San Luis Obispo County
AQI 24
San Mateo County
AQI 14
Santa Barbara County
AQI 21
Santa Clara County
AQI 16
Santa Cruz County
AQI 14
Shasta County
AQI 10
Sierra County
AQI 41
Siskiyou County
AQI 39
Solano County
AQI 18
Sonoma County
AQI 15
Stanislaus County
AQI 41
Sutter County
AQI 17
Tehama County
AQI 10
Trinity County
AQI 18
Tulare County
AQI 41
Tuolumne County
AQI 15
Ventura County
AQI 25
Yolo County
AQI 26
Yuba County
AQI 19
Data Sources
http://www.airnow.gov/

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