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)
22
Good
Santa Barbara, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.37 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.96 μg/m³
0
55
155
255
425
605+
16.15 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
2.89 ppb
0
54
101
361
1250
2050+
0.39 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Santa Barbara, California
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AQI 24
Good
1.90μg/m³
PM2.5
10.80μg/m³
PM10
25.91ppb
O3
0.56ppb
SO2
2.80ppb
NO2
0.39ppm
CO
AQI 24
Good
1.76μg/m³
PM2.5
10.66μg/m³
PM10
26.00ppb
O3
0.56ppb
SO2
2.80ppb
NO2
0.39ppm
CO
AQI 24
Good
1.88μg/m³
PM2.5
10.52μg/m³
PM10
26.12ppb
O3
0.56ppb
SO2
2.79ppb
NO2
0.39ppm
CO
AQI 22
Good
3.02μg/m³
PM2.5
12.83μg/m³
PM10
24.16ppb
O3
0.54ppb
SO2
4.37ppb
NO2
0.39ppm
CO
AQI 26
Good
2.60μg/m³
PM2.5
8.26μg/m³
PM10
28.43ppb
O3
0.42ppb
SO2
4.73ppb
NO2
0.41ppm
CO
AQI 23
Good
3.46μg/m³
PM2.5
15.27μg/m³
PM10
25.32ppb
O3
0.43ppb
SO2
5.06ppb
NO2
0.42ppm
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 11:00:00 on 2026-03-06.
In the last 24 hours, the best air quality in Santa Barbara, California was observed at 02:00:00 on 2026-03-06.
As of now, the AQI in Santa Barbara, California is 22, 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 4.371 μg/m3.
The PM10 concentration in Santa Barbara, California is 13.963 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Santa Barbara, California is 0.389 ppm.
Currently, Santa Barbara, California has a sulfur dioxide (SO2) concentration of 0.553 ppb.
The current ozone (O3) level in Santa Barbara, California at the moment is 16.154 ppm.
Nitrogen dioxide (NO2) level in Santa Barbara, California at the moment is 2.887 ppb.
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