1. North America
  2. United States
  3. California

California

United States

2026-09-18 11:00
AQHI (Canada)
Low
Pollutants|Pollens
PM10
μg/m³
20.4
O3
μg/m³
41.2
PM2.5
μg/m³
6.5
NO2
μg/m³
13.6
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
14℃
80%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQHI (Canada)
  • Pollen
  • PM10
  • O3
  • PM2.5
  • NO2
  • SO2
Places included
Alameda County
AQI 2
Alpine County
AQI --
Amador County
AQI --
Butte County
AQI 2
Calaveras County
AQI --
Colusa County
AQI --
Contra Costa County
AQI 2
Del Norte County
AQI --
El Dorado County
AQI --
Fresno County
AQI 2
Glenn County
AQI --
Humboldt County
AQI --
Imperial County
AQI 2
Inyo County
AQI --
Kern County
AQI 2
Kings County
AQI --
Lake County
AQI --
Lassen County
AQI --
Los Angeles County
AQI 2
Madera County
AQI --
Marin County
AQI 1
Mariposa County
AQI --
Mendocino County
AQI --
Merced County
AQI --
Modoc County
AQI --
Mono County
AQI --
Monterey County
AQI 1
Napa County
AQI --
Nevada County
AQI --
Orange County
AQI 2
Placer County
AQI 2
Plumas County
AQI --
Riverside County
AQI 2
Sacramento County
AQI 2
San Benito County
AQI --
San Bernardino County
AQI 4
San Diego County
AQI --
San Francisco County
AQI --
San Joaquin County
AQI 2
San Luis Obispo County
AQI 2
San Mateo County
AQI 1
Santa Barbara County
AQI --
Santa Clara County
AQI 2
Santa Cruz County
AQI --
Shasta County
AQI --
Sierra County
AQI --
Siskiyou County
AQI --
Solano County
AQI 1
Sonoma County
AQI 1
Stanislaus County
AQI 2
Sutter County
AQI --
Tehama County
AQI --
Trinity County
AQI --
Tulare County
AQI 2
Tuolumne County
AQI --
Ventura County
AQI --
Yolo County
AQI 2
Yuba County
AQI --
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Sanger
AQI --
Orange Cove
AQI --
Reedley
AQI --
Del Rey
AQI --
Parlier
AQI 2
Clovis
AQI 2
Dinuba
AQI --
Orosi
AQI --
Fowler
AQI --
Selma
AQI --
Malaga
AQI --