Stay updated with real-time air quality in Chertsey, Surrey 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)
20
Good
Chertsey, Surrey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.30 μg/m³
0
55
155
255
425
605+
22.11 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
4.67 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Chertsey, Surrey
Chertsey, Surrey
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AQI 33
Good
5.63μg/m³
PM2.5
12.43μg/m³
PM10
13.08ppb
O3
0.72ppb
SO2
5.28ppb
NO2
0.34ppm
CO
AQI 33
Good
5.63μg/m³
PM2.5
12.43μg/m³
PM10
13.08ppb
O3
0.72ppb
SO2
5.28ppb
NO2
0.34ppm
CO
AQI 33
Good
5.63μg/m³
PM2.5
12.43μg/m³
PM10
13.08ppb
O3
0.72ppb
SO2
5.28ppb
NO2
0.34ppm
CO
AQI 38
Good
7.43μg/m³
PM2.5
20.91μg/m³
PM10
5.96ppb
O3
0.63ppb
SO2
13.66ppb
NO2
0.34ppm
CO
AQI 38
Good
7.29μg/m³
PM2.5
20.78μg/m³
PM10
6.77ppb
O3
0.62ppb
SO2
14.08ppb
NO2
0.34ppm
CO
AQI 33
Good
5.63μg/m³
PM2.5
12.43μg/m³
PM10
13.08ppb
O3
0.72ppb
SO2
5.28ppb
NO2
0.34ppm
CO
Air quality data and pollutant measurements for Surrey, UK adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Chertsey, Surrey is updated every hour.
The worst air quality in Chertsey, Surrey in the last 24 hours was observed at 11:00:00 on 2025-11-06.
In the last 24 hrs, the best air quality in Chertsey, Surrey was observed at 03:00:00 on 2025-11-07.
The current air quality in Chertsey, Surrey is 33, categorized as Good based on real-time data.
The most common pollutant in Chertsey, Surrey is PM2.5.
If the air quality in Chertsey, Surrey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Chertsey, Surrey is 5.77 μg/m3.
The current PM10 concentration at Chertsey, Surrey is 12.526 μg/m3.
The current carbon monoxide (CO) concentration at Chertsey, Surrey is 0.34 ppm.
The current sulfur dioxide (SO2) concentration at Chertsey, Surrey is 0.665 ppb.
The current ozone (O3) concentration at Chertsey, Surrey is 11.325 ppm.
The current nitrogen dioxide (NO2) concentration at Chertsey, Surrey is 5.992 ppb.
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