Stay updated with real-time air quality in Brentwood, Essex 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)
29
Good
Brentwood, Essex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.82 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.07 μg/m³
0
55
155
255
425
605+
30.62 ppb
0
55
71
86
201
201+
0.17 ppb
0
36
76
186
605
1005+
2.88 ppb
0
54
101
361
1250
2050+
0.03 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Brentwood, Essex
Brentwood, Essex
Scroll To Air Quality MapLoading...
AQI 28
Good
2.85μg/m³
PM2.5
7.09μg/m³
PM10
29.64ppb
O3
0.96ppb
SO2
2.86ppb
NO2
0.04ppm
CO
AQI 28
Good
2.17μg/m³
PM2.5
6.51μg/m³
PM10
29.63ppb
O3
0.22ppb
SO2
2.90ppb
NO2
0.02ppm
CO
AQI 26
Good
2.66μg/m³
PM2.5
7.15μg/m³
PM10
28.32ppb
O3
0.52ppb
SO2
10.52ppb
NO2
0.04ppm
CO
AQI 26
Good
2.66μg/m³
PM2.5
7.15μg/m³
PM10
28.32ppb
O3
0.52ppb
SO2
10.52ppb
NO2
0.04ppm
CO
AQI 28
Good
1.99μg/m³
PM2.5
6.38μg/m³
PM10
29.72ppb
O3
0.21ppb
SO2
2.69ppb
NO2
0.02ppm
CO
AQI 28
Good
2.87μg/m³
PM2.5
7.08μg/m³
PM10
29.72ppb
O3
0.97ppb
SO2
2.95ppb
NO2
0.04ppm
CO
The air quality data for Essex, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Brentwood, Essex are available every hour.
Brentwood, Essex experienced its worst air quality at 12:00:00, 2025-12-28.
The best air quality in Brentwood, Essex was observed at 09:00:00 on 2025-12-28.
The air quality in Brentwood, Essex right now is Good, with an AQI of 29.
In Brentwood, Essex, O3 is the most frequently found pollutant.
When air quality in Brentwood, Essex is compromised, staying indoors and wearing a mask can reduce health risks.
Brentwood, Essex currently has a PM2.5 concentration of 2.824 μg/m3.
Brentwood, Essex currently has a PM10 concentration of 7.072 μg/m3.
The current carbon monoxide (CO) level in Brentwood, Essex is 0.03 ppm.
The current sulfur dioxide (SO2) concentration in Brentwood, Essex is 0.172 ppb.
Brentwood, Essex currently has an ozone (O3) concentration of 30.623 ppm.
The current level of nitrogen dioxide (NO2) in Brentwood, Essex is 2.877 ppb.
All Rights Reserved © Ambee Inc. 2025