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)
38
Good
Santa Barbara, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.28 μg/m³
0
55
155
255
425
605+
11.00 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
7.83 ppb
0
54
101
361
1250
2050+
0.64 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 27
Good
5.28μg/m³
PM2.5
23.04μg/m³
PM10
7.05ppb
O3
0.42ppb
SO2
5.73ppb
NO2
0.63ppm
CO
AQI 27
Good
5.29μg/m³
PM2.5
23.00μg/m³
PM10
6.13ppb
O3
0.42ppb
SO2
5.63ppb
NO2
0.64ppm
CO
AQI 27
Good
5.15μg/m³
PM2.5
22.68μg/m³
PM10
7.89ppb
O3
0.42ppb
SO2
5.70ppb
NO2
0.63ppm
CO
AQI 27
Good
5.36μg/m³
PM2.5
23.27μg/m³
PM10
11.07ppb
O3
0.42ppb
SO2
8.87ppb
NO2
0.64ppm
CO
AQI 49
Good
8.68μg/m³
PM2.5
37.16μg/m³
PM10
13.27ppb
O3
0.35ppb
SO2
8.75ppb
NO2
0.65ppm
CO
AQI 56
Moderate
11.71μg/m³
PM2.5
46.65μg/m³
PM10
11.15ppb
O3
0.36ppb
SO2
8.79ppb
NO2
0.66ppm
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 09:00:00 on 2026-01-23.
In the last 24 hours, the best air quality in Santa Barbara, California was observed at 02:00:00 on 2026-01-23.
As of now, the AQI in Santa Barbara, California is 38, 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 6.778 μg/m3.
The PM10 concentration in Santa Barbara, California is 9.283 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Santa Barbara, California is 0.638 ppm.
Currently, Santa Barbara, California has a sulfur dioxide (SO2) concentration of 0.419 ppb.
The current ozone (O3) level in Santa Barbara, California at the moment is 11.001 ppm.
Nitrogen dioxide (NO2) level in Santa Barbara, California at the moment is 7.834 ppb.
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