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
6.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.45 μg/m³
0
55
155
255
425
605+
36.71 ppb
0
55
71
86
201
201+
1.69 ppb
0
36
76
186
605
1005+
3.25 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Brentwood, California
Brentwood, California
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AQI 38
Good
6.85μg/m³
PM2.5
23.68μg/m³
PM10
36.76ppb
O3
1.80ppb
SO2
2.85ppb
NO2
0.14ppm
CO
AQI 40
Good
7.26μg/m³
PM2.5
29.02μg/m³
PM10
43.06ppb
O3
1.36ppb
SO2
4.54ppb
NO2
0.25ppm
CO
AQI 44
Good
7.76μg/m³
PM2.5
27.61μg/m³
PM10
35.31ppb
O3
1.13ppb
SO2
4.15ppb
NO2
0.31ppm
CO
AQI 38
Good
7.33μg/m³
PM2.5
30.17μg/m³
PM10
32.74ppb
O3
0.77ppb
SO2
4.31ppb
NO2
0.35ppm
CO
AQI 33
Good
5.01μg/m³
PM2.5
21.64μg/m³
PM10
36.43ppb
O3
0.37ppb
SO2
2.86ppb
NO2
0.40ppm
CO
AQI 44
Good
7.74μg/m³
PM2.5
25.30μg/m³
PM10
39.03ppb
O3
1.23ppb
SO2
3.68ppb
NO2
0.24ppm
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 04:00:00 on 2025-06-06.
The best air quality in Brentwood, California was recorded at 06:00:00 on 2025-06-06.
The real-time air quality index in Brentwood, California is 38, 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 6.845 μg/m3.
The current PM10 levels in Brentwood, California are 24.453 μg/m3.
The current carbon monoxide (CO) level in Brentwood, California is 0.173 ppm.
The current sulfur dioxide (SO2) levels in Brentwood, California are 1.689 ppb.
The current ozone (O3) levels at Brentwood, California is 36.714 ppm.
The current nitrogen dioxide (NO2) levels at Brentwood, California is 3.254 ppb.
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