Air Pollution in Santa Barbara: Real-time Air Quality Index and smog alert.

Current data from stations: IT1856A

Locations: « L'Aquila Santa Barbara

Pollution and air quality forecast for Santa Barbara. Today is Tuesday, November 4, 2025. The following air pollution values have been recorded for Santa Barbara:

sulfur dioxide (SO2) - 2 (Good)
nitrogen dioxide (NO2) - 21 (Good)
ozone (O3) - 46 (Good)

Real-time Air Quality Index (AQI) for Santa Barbara, Wednesday, January 17, 2024: 1.

AQI 1 Good

What is the air quality in Santa Barbara today? Is the air polluted in Santa Barbara?. Is there smog?

Today (Wednesday, January 17, 2024) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in Santa Barbara.

What is the level of SO2 pollution? (sulfur dioxide (SO2))
2 (Good)

How high is the level of NO2? (nitrogen dioxide (NO2))
21 (Good)

How is the O3 level today in Santa Barbara? (ozone (O3))
46 (Good)

Current data Wednesday, January 17, 2024, 7:00 AM

SO2 2 (Good)

NO2 21 (Good)

O3 46 (Good)

Data on air pollution from recent days in Santa Barbara

index	2024-01-10	2024-01-11	2024-01-12	2024-01-13	2024-01-14	2024-01-15	2024-01-16	2024-01-17
o3	47 Good	45 Good	39 Good	25 Good	53 Good	40 Good	49 Good	71 Moderate
no2	10 Good	8 Good	20 Good	31 Good	- Good	19 Good	13 Good	4 Good
so2	2 Good	2 Good	2 Good	2 Good	2 Good	2 Good	2 Good	2 Good

data source »

IT1856A

Wednesday, January 17, 2024, 7:00 AM

SO2 2 (Good)

sulfur dioxide (SO2)

NO2 21 (Good)

nitrogen dioxide (NO2)

O3 46 (Good)

ozone (O3)

IT1856A

index	2024-01-17	2024-01-16	2024-01-15	2024-01-14	2024-01-13	2024-01-12	2024-01-11	2024-01-10
o3	71	49	40	53	25	39	45	47
no2	4	13	19	-	31	20	7.6	10
so2	2	2	2	2	2.2	2	2	2

* Pollution data source: https://openaq.org () The data is licensed under CC-By 4.0