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
1.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.85 μg/m³
0
55
155
255
425
605+
31.54 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
1.40 ppb
0
54
101
361
1250
2050+
0.21 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 25
Good
1.48μg/m³
PM2.5
7.25μg/m³
PM10
27.19ppb
O3
0.45ppb
SO2
2.12ppb
NO2
0.22ppm
CO
AQI 28
Good
0.46μg/m³
PM2.5
2.13μg/m³
PM10
29.87ppb
O3
0.44ppb
SO2
1.42ppb
NO2
0.20ppm
CO
AQI 26
Good
1.39μg/m³
PM2.5
4.17μg/m³
PM10
27.99ppb
O3
0.41ppb
SO2
1.76ppb
NO2
0.20ppm
CO
AQI 26
Good
1.40μg/m³
PM2.5
4.33μg/m³
PM10
27.89ppb
O3
0.41ppb
SO2
1.79ppb
NO2
0.20ppm
CO
AQI 21
Good
2.80μg/m³
PM2.5
13.00μg/m³
PM10
23.00ppb
O3
0.46ppb
SO2
2.12ppb
NO2
0.22ppm
CO
AQI 25
Good
1.42μg/m³
PM2.5
5.07μg/m³
PM10
26.88ppb
O3
0.29ppb
SO2
2.27ppb
NO2
0.21ppm
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 2025-12-07.
In the last 24 hours, the best air quality in Santa Maria, California was observed at 12:00:00 on 2025-12-07.
As of now, the AQI in Santa Maria, California is 28, indicating Good conditions.
Santa Maria, California air has the highest levels of O3.
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 1.119 μg/m3.
The PM10 concentration in Santa Maria, California is 5.24 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Santa Maria, California is 0.2 ppm.
Currently, Santa Maria, California has a sulfur dioxide (SO2) concentration of 0.469 ppb.
The current ozone (O3) level in Santa Maria, California at the moment is 30.2 ppm.
Nitrogen dioxide (NO2) level in Santa Maria, California at the moment is 1.68 ppb.
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