Stay updated with real-time air quality in Santa Barbara, California featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
49
Good
Santa Barbara, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.05 μg/m³
0
55
155
255
425
605+
15.10 ppb
0
55
71
86
201
201+
0.75 ppb
0
36
76
186
605
1005+
4.43 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Santa Barbara, California
Santa Barbara, California
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AQI 38
Good
6.60μg/m³
PM2.5
28.43μg/m³
PM10
19.30ppb
O3
0.75ppb
SO2
3.98ppb
NO2
0.12ppm
CO
AQI 28
Good
4.88μg/m³
PM2.5
29.51μg/m³
PM10
28.74ppb
O3
0.75ppb
SO2
4.21ppb
NO2
0.13ppm
CO
AQI 27
Good
5.41μg/m³
PM2.5
25.26μg/m³
PM10
28.13ppb
O3
0.75ppb
SO2
4.12ppb
NO2
0.13ppm
CO
AQI 52
Moderate
9.81μg/m³
PM2.5
43.65μg/m³
PM10
28.40ppb
O3
0.74ppb
SO2
4.66ppb
NO2
0.14ppm
CO
AQI 31
Good
5.46μg/m³
PM2.5
28.52μg/m³
PM10
33.67ppb
O3
0.74ppb
SO2
4.68ppb
NO2
0.14ppm
CO
AQI 52
Moderate
9.65μg/m³
PM2.5
28.49μg/m³
PM10
36.79ppb
O3
0.73ppb
SO2
4.99ppb
NO2
0.14ppm
CO
Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Santa Barbara, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Santa Barbara, California was at its worst at 06:00:00 on 2026-06-08.
In the last 24 hours, the best air quality in Santa Barbara, California was observed at 02:00:00 on 2026-06-08.
As of now, the AQI in Santa Barbara, California is 49, indicating Good conditions.
Santa Barbara, California air has the highest levels of PM2.5.
Poor air quality in Santa Barbara, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Santa Barbara, California are currently 9.476 μg/m3.
The PM10 concentration in Santa Barbara, California is 28.049 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Santa Barbara, California is 0.144 ppm.
Currently, Santa Barbara, California has a sulfur dioxide (SO2) concentration of 0.75 ppb.
The current ozone (O3) level in Santa Barbara, California at the moment is 15.104 ppm.
Nitrogen dioxide (NO2) level in Santa Barbara, California at the moment is 4.427 ppb.
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