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)
33
Good
Chertsey, Surrey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.22 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.66 μg/m³
0
55
155
255
425
605+
35.54 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
3.63 ppb
0
54
101
361
1250
2050+
0.02 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
5.25μg/m³
PM2.5
10.57μg/m³
PM10
35.66ppb
O3
0.40ppb
SO2
3.71ppb
NO2
0.01ppm
CO
AQI 33
Good
5.25μg/m³
PM2.5
10.57μg/m³
PM10
35.66ppb
O3
0.40ppb
SO2
3.71ppb
NO2
0.01ppm
CO
AQI 33
Good
5.25μg/m³
PM2.5
10.57μg/m³
PM10
35.66ppb
O3
0.40ppb
SO2
3.71ppb
NO2
0.01ppm
CO
AQI 31
Good
4.74μg/m³
PM2.5
10.27μg/m³
PM10
32.55ppb
O3
0.39ppb
SO2
10.41ppb
NO2
0.01ppm
CO
AQI 31
Good
4.67μg/m³
PM2.5
10.40μg/m³
PM10
32.53ppb
O3
0.39ppb
SO2
10.25ppb
NO2
0.01ppm
CO
AQI 33
Good
5.25μg/m³
PM2.5
10.57μg/m³
PM10
35.66ppb
O3
0.40ppb
SO2
3.71ppb
NO2
0.01ppm
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 10:00:00 on 2026-03-28.
In the last 24 hrs, the best air quality in Chertsey, Surrey was observed at 02:00:00 on 2026-03-29.
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 O3.
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 5.216 μg/m3.
The current PM10 concentration at Chertsey, Surrey is 9.662 μg/m3.
The current carbon monoxide (CO) concentration at Chertsey, Surrey is 0.017 ppm.
The current sulfur dioxide (SO2) concentration at Chertsey, Surrey is 0.399 ppb.
The current ozone (O3) concentration at Chertsey, Surrey is 35.542 ppm.
The current nitrogen dioxide (NO2) concentration at Chertsey, Surrey is 3.634 ppb.
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