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California

United States

2026-08-19 14:00
CAQI (Europe)
Low
Pollutants|Pollens
PM10
μg/m³
35.8
O3
μg/m³
43.6
PM2.5
μg/m³
8.5
NO2
μg/m³
19.1
CO
μg/m³
429
SO2
μg/m³
1.6
Weather
  • ℃
  • ℉
29℃
35%
4 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • PM10
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Alameda County
AQI 38
Alpine County
AQI 7
Amador County
AQI 35
Butte County
AQI 34
Calaveras County
AQI 35
Colusa County
AQI 50
Contra Costa County
AQI 21
Del Norte County
AQI 9
El Dorado County
AQI 19
Fresno County
AQI 57
Glenn County
AQI 27
Humboldt County
AQI 15
Imperial County
AQI 37
Inyo County
AQI 26
Kern County
AQI 64
Kings County
AQI 70
Lake County
AQI 21
Lassen County
AQI 12
Los Angeles County
AQI 49
Madera County
AQI 65
Marin County
AQI 17
Mariposa County
AQI 42
Mendocino County
AQI 17
Merced County
AQI 38
Modoc County
AQI 13
Mono County
AQI 13
Monterey County
AQI 32
Napa County
AQI 10
Nevada County
AQI 11
Orange County
AQI 61
Placer County
AQI 21
Plumas County
AQI 5
Riverside County
AQI 62
Sacramento County
AQI 20
San Benito County
AQI 14
San Bernardino County
AQI 56
San Diego County
AQI 27
San Francisco County
AQI 20
San Joaquin County
AQI 28
San Luis Obispo County
AQI 25
San Mateo County
AQI 17
Santa Barbara County
AQI 18
Santa Clara County
AQI 24
Santa Cruz County
AQI 17
Shasta County
AQI 38
Sierra County
AQI 5
Siskiyou County
AQI 16
Solano County
AQI 19
Sonoma County
AQI 22
Stanislaus County
AQI 43
Sutter County
AQI 25
Tehama County
AQI 38
Trinity County
AQI 35
Tulare County
AQI 71
Tuolumne County
AQI 24
Ventura County
AQI 59
Yolo County
AQI 14
Yuba County
AQI 25
Data Sources
http://www.airnow.gov/

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