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)
52
Moderate
Santa Maria, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.00 μg/m³
0
55
155
255
425
605+
26.03 ppb
0
55
71
86
201
201+
1.01 ppb
0
36
76
186
605
1005+
0.99 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 Maria, California
Santa Maria, California
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AQI 54
Moderate
11.32μg/m³
PM2.5
27.39μg/m³
PM10
25.91ppb
O3
0.90ppb
SO2
1.12ppb
NO2
0.14ppm
CO
AQI 38
Good
6.50μg/m³
PM2.5
28.52μg/m³
PM10
26.00ppb
O3
0.93ppb
SO2
0.81ppb
NO2
0.14ppm
CO
AQI 49
Good
8.56μg/m³
PM2.5
22.17μg/m³
PM10
27.34ppb
O3
1.18ppb
SO2
1.15ppb
NO2
0.14ppm
CO
AQI 49
Good
8.74μg/m³
PM2.5
22.35μg/m³
PM10
27.82ppb
O3
1.19ppb
SO2
1.18ppb
NO2
0.14ppm
CO
AQI 27
Good
5.40μg/m³
PM2.5
21.01μg/m³
PM10
22.00ppb
O3
0.90ppb
SO2
1.28ppb
NO2
0.14ppm
CO
AQI 62
Moderate
15.06μg/m³
PM2.5
31.61μg/m³
PM10
38.61ppb
O3
1.19ppb
SO2
1.70ppb
NO2
0.15ppm
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 01:00:00 on 2026-08-23.
In the last 24 hours, the best air quality in Santa Maria, California was observed at 04:00:00 on 2026-08-23.
As of now, the AQI in Santa Maria, California is 52, indicating Moderate 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 10.193 μg/m3.
The PM10 concentration in Santa Maria, California is 24.899 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Santa Maria, California is 0.135 ppm.
Currently, Santa Maria, California has a sulfur dioxide (SO2) concentration of 0.965 ppb.
The current ozone (O3) level in Santa Maria, California at the moment is 25.998 ppm.
Nitrogen dioxide (NO2) level in Santa Maria, California at the moment is 1.041 ppb.
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