Stay updated with real-time air quality in Santa Maria, 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)
30
Good
Santa Maria, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.67 μg/m³
0
55
155
255
425
605+
31.66 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
3.26 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Santa Maria, California
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AQI 38
Good
6.59μg/m³
PM2.5
21.66μg/m³
PM10
29.20ppb
O3
0.50ppb
SO2
5.86ppb
NO2
0.20ppm
CO
AQI 31
Good
3.97μg/m³
PM2.5
17.32μg/m³
PM10
32.64ppb
O3
0.50ppb
SO2
0.59ppb
NO2
0.20ppm
CO
AQI 33
Good
6.40μg/m³
PM2.5
24.00μg/m³
PM10
26.93ppb
O3
0.50ppb
SO2
2.00ppb
NO2
0.21ppm
CO
AQI 38
Good
6.62μg/m³
PM2.5
24.11μg/m³
PM10
26.79ppb
O3
0.50ppb
SO2
2.12ppb
NO2
0.21ppm
CO
AQI 27
Good
5.10μg/m³
PM2.5
26.00μg/m³
PM10
26.00ppb
O3
0.51ppb
SO2
4.03ppb
NO2
0.20ppm
CO
AQI 54
Moderate
10.79μg/m³
PM2.5
22.08μg/m³
PM10
24.05ppb
O3
0.50ppb
SO2
3.99ppb
NO2
0.24ppm
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 Maria, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Santa Maria, California was at its worst at 06:00:00 on 2026-03-10.
In the last 24 hours, the best air quality in Santa Maria, California was observed at 03:00:00 on 2026-03-09.
As of now, the AQI in Santa Maria, California is 33, indicating Good conditions.
Santa Maria, California air has the highest levels of PM2.5.
Poor air quality in Santa Maria, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Santa Maria, California are currently 6.224 μg/m3.
The PM10 concentration in Santa Maria, California is 20.863 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Santa Maria, California is 0.183 ppm.
Currently, Santa Maria, California has a sulfur dioxide (SO2) concentration of 0.489 ppb.
The current ozone (O3) level in Santa Maria, California at the moment is 31.197 ppm.
Nitrogen dioxide (NO2) level in Santa Maria, California at the moment is 2.836 ppb.
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