The Air

California air, measured live

CALIFORNIA — This hour the cleanest air in the state is over Redding (32); the heaviest sits over Los Angeles (76).

US AQI and PM2.5 from Open-Meteo (Copernicus CAMS) · updated 3:51 PM PT, every 10 minutes · no figure on this page is written by hand.

Every California city we measure, on the US AQI scale, right now

32cleanest · Redding76heaviest · Los AngelesModerate at the worst of it

50100150

Every reading sits between 32 (Redding) and 76 (Los Angeles). The first line is 50, where the air stops being good for everyone.

Sacramento Valley

City	AQI	Band	PM2.5
Sacramento	61	Moderate	4.7
Elk Grove	58	Moderate	6.2
Folsom	46	Good	6.1
Roseville	46	Good	6.1
Davis	61	Moderate	4.7
Woodland	57	Moderate	4.4
Chico	36	Good	7.1
Redding	32	Good	5.5

City	AQI	Band	PM2.5
San Francisco	58	Moderate	6.1
Oakland	63	Moderate	4.4
Berkeley	63	Moderate	4.4
San Jose	70	Moderate	5.8
Fremont	73	Moderate	6.3
Santa Rosa	42	Good	3.2
Napa	59	Moderate	2.8
Vallejo	63	Moderate	4.4

City	AQI	Band	PM2.5
Stockton	71	Moderate	7.7
Modesto	54	Moderate	11.9
Merced	36	Good	11.2
Fresno	44	Good	6
Visalia	42	Good	8.8
Bakersfield	51	Moderate	8.9

City	AQI	Band	PM2.5
South Lake Tahoe	45	Good	1.5
Truckee	45	Good	1.5

City	AQI	Band	PM2.5
Santa Cruz	56	Moderate	6.8
Monterey	56	Moderate	6.8
Salinas	61	Moderate	7.8
San Luis Obispo	47	Good	6.7
Santa Barbara	37	Good	4.4
Ventura	33	Good	4.5
Oxnard	36	Good	5.6

City	AQI	Band	PM2.5
Los Angeles	76	Moderate	9.1
Long Beach	58	Moderate	8.7
Pasadena	68	Moderate	9.2
Glendale	76	Moderate	9.1
Santa Monica	76	Moderate	9.1
Anaheim	68	Moderate	9.2
Santa Ana	58	Moderate	8.7
Irvine	58	Moderate	8.7
Riverside	49	Good	4.9
San Bernardino	49	Good	4.9
San Diego	64	Moderate	12.1
Oceanside	54	Moderate	8.7

City	AQI	Band	PM2.5
Palm Springs	35	Good	4.3
Lancaster	33	Good	2.9
Victorville	40	Good	4.1

City	AQI	Band	PM2.5
Eureka	32	Good	5