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)
36
Good
Santa Barbara, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.78 μg/m³
0
55
155
255
425
605+
11.13 ppb
0
55
71
86
201
201+
0.95 ppb
0
36
76
186
605
1005+
6.62 ppb
0
54
101
361
1250
2050+
0.59 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 11
Good
2.08μg/m³
PM2.5
11.07μg/m³
PM10
9.64ppb
O3
0.97ppb
SO2
6.24ppb
NO2
0.67ppm
CO
AQI 11
Good
2.02μg/m³
PM2.5
11.10μg/m³
PM10
8.21ppb
O3
0.97ppb
SO2
6.23ppb
NO2
0.67ppm
CO
AQI 11
Good
2.07μg/m³
PM2.5
10.82μg/m³
PM10
10.77ppb
O3
0.97ppb
SO2
6.20ppb
NO2
0.67ppm
CO
AQI 15
Good
1.03μg/m³
PM2.5
4.17μg/m³
PM10
16.36ppb
O3
0.99ppb
SO2
6.57ppb
NO2
0.68ppm
CO
AQI 22
Good
4.19μg/m³
PM2.5
12.06μg/m³
PM10
23.18ppb
O3
1.01ppb
SO2
9.65ppb
NO2
0.89ppm
CO
AQI 24
Good
3.51μg/m³
PM2.5
23.69μg/m³
PM10
25.85ppb
O3
1.02ppb
SO2
10.77ppb
NO2
0.94ppm
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 05:00:00 on 2025-12-09.
In the last 24 hours, the best air quality in Santa Barbara, California was observed at 03:00:00 on 2025-12-09.
As of now, the AQI in Santa Barbara, California is 36, indicating Good conditions.
Santa Barbara, California air has the highest levels of PM10.
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 5.956 μg/m3.
The PM10 concentration in Santa Barbara, California is 38.784 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Santa Barbara, California is 0.588 ppm.
Currently, Santa Barbara, California has a sulfur dioxide (SO2) concentration of 0.954 ppb.
The current ozone (O3) level in Santa Barbara, California at the moment is 11.133 ppm.
Nitrogen dioxide (NO2) level in Santa Barbara, California at the moment is 6.624 ppb.
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