Stay updated with real-time air quality in Egham, 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
Egham, Surrey
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.51 μg/m³
0
55
155
255
425
605+
21.63 ppb
0
55
71
86
201
201+
0.88 ppb
0
36
76
186
605
1005+
5.43 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Egham, Surrey
Egham, Surrey
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AQI 26
Good
3.05μg/m³
PM2.5
9.24μg/m³
PM10
27.68ppb
O3
0.77ppb
SO2
5.50ppb
NO2
0.01ppm
CO
AQI 27
Good
4.98μg/m³
PM2.5
12.20μg/m³
PM10
24.89ppb
O3
0.72ppb
SO2
9.20ppb
NO2
0.01ppm
CO
AQI 26
Good
3.03μg/m³
PM2.5
8.90μg/m³
PM10
28.19ppb
O3
0.80ppb
SO2
4.37ppb
NO2
0.01ppm
CO
AQI 26
Good
3.04μg/m³
PM2.5
9.04μg/m³
PM10
28.01ppb
O3
0.78ppb
SO2
5.28ppb
NO2
0.01ppm
CO
AQI 21
Good
2.78μg/m³
PM2.5
8.49μg/m³
PM10
23.19ppb
O3
0.74ppb
SO2
11.63ppb
NO2
0.02ppm
CO
AQI 27
Good
4.88μg/m³
PM2.5
12.20μg/m³
PM10
24.74ppb
O3
0.71ppb
SO2
9.47ppb
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 Egham, Surrey is updated every hour.
The worst air quality in Egham, Surrey in the last 24 hours was observed at 08:00:00 on 2025-07-21.
In the last 24 hrs, the best air quality in Egham, Surrey was observed at 09:00:00 on 2025-07-22.
The current air quality in Egham, Surrey is 25, categorized as Good based on real-time data.
The most common pollutant in Egham, Surrey is O3.
If the air quality in Egham, Surrey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Egham, Surrey is 3.066 μg/m3.
The current PM10 concentration at Egham, Surrey is 9.517 μg/m3.
The current carbon monoxide (CO) concentration at Egham, Surrey is 0.007 ppm.
The current sulfur dioxide (SO2) concentration at Egham, Surrey is 0.749 ppb.
The current ozone (O3) concentration at Egham, Surrey is 27.425 ppm.
The current nitrogen dioxide (NO2) concentration at Egham, Surrey is 6.229 ppb.
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