Stay updated with real-time air quality in Brentwood, 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)
38
Good
Brentwood, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.25 μg/m³
0
55
155
255
425
605+
21.53 ppb
0
55
71
86
201
201+
1.66 ppb
0
36
76
186
605
1005+
1.70 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Brentwood, California
Brentwood, California
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AQI 64
Moderate
13.35μg/m³
PM2.5
82.02μg/m³
PM10
16.66ppb
O3
1.62ppb
SO2
2.75ppb
NO2
0.29ppm
CO
AQI 49
Good
9.04μg/m³
PM2.5
33.54μg/m³
PM10
15.66ppb
O3
1.17ppb
SO2
4.19ppb
NO2
0.26ppm
CO
AQI 54
Moderate
10.54μg/m³
PM2.5
45.77μg/m³
PM10
16.19ppb
O3
0.94ppb
SO2
4.13ppb
NO2
0.26ppm
CO
AQI 33
Good
6.35μg/m³
PM2.5
30.88μg/m³
PM10
14.99ppb
O3
0.63ppb
SO2
3.64ppb
NO2
0.26ppm
CO
AQI 33
Good
5.62μg/m³
PM2.5
24.05μg/m³
PM10
15.94ppb
O3
0.33ppb
SO2
3.18ppb
NO2
0.28ppm
CO
AQI 54
Moderate
11.31μg/m³
PM2.5
30.04μg/m³
PM10
19.50ppb
O3
1.01ppb
SO2
4.36ppb
NO2
0.25ppm
CO
Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Brentwood, California is updated on an hourly basis.
The worst air quality in Brentwood, California was recorded at 08:00:00 on 2025-07-12.
The best air quality in Brentwood, California was recorded at 03:00:00 on 2025-07-12.
The real-time air quality index in Brentwood, California is 49, currently categorized as Good.
The most common pollutant in Brentwood, California is PM2.5.
If the air quality in Brentwood, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Brentwood, California at present are 8.546 μg/m3.
The current PM10 levels in Brentwood, California are 41.78 μg/m3.
The current carbon monoxide (CO) level in Brentwood, California is 0.287 ppm.
The current sulfur dioxide (SO2) levels in Brentwood, California are 1.595 ppb.
The current ozone (O3) levels at Brentwood, California is 16.856 ppm.
The current nitrogen dioxide (NO2) levels at Brentwood, California is 2.556 ppb.
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