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)
58
Moderate
Egham, Surrey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.20 μg/m³
0
55
155
255
425
605+
5.15 ppb
0
55
71
86
201
201+
0.83 ppb
0
36
76
186
605
1005+
14.48 ppb
0
54
101
361
1250
2050+
0.71 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Egham, Surrey
Egham, Surrey
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AQI 56
Moderate
12.02μg/m³
PM2.5
20.84μg/m³
PM10
3.54ppb
O3
1.22ppb
SO2
18.66ppb
NO2
0.03ppm
CO
AQI 22
Good
3.52μg/m³
PM2.5
24.27μg/m³
PM10
21.02ppb
O3
1.27ppb
SO2
8.57ppb
NO2
0.05ppm
CO
AQI 58
Moderate
12.56μg/m³
PM2.5
21.30μg/m³
PM10
2.95ppb
O3
1.25ppb
SO2
19.10ppb
NO2
0.03ppm
CO
AQI 56
Moderate
12.03μg/m³
PM2.5
20.62μg/m³
PM10
3.51ppb
O3
1.23ppb
SO2
18.53ppb
NO2
0.03ppm
CO
AQI 44
Good
7.65μg/m³
PM2.5
24.10μg/m³
PM10
9.37ppb
O3
1.20ppb
SO2
20.83ppb
NO2
0.06ppm
CO
AQI 22
Good
3.52μg/m³
PM2.5
22.07μg/m³
PM10
21.21ppb
O3
0.91ppb
SO2
8.58ppb
NO2
0.04ppm
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 12:00:00 on 2025-11-15.
In the last 24 hrs, the best air quality in Egham, Surrey was observed at 03:00:00 on 2025-11-14.
The current air quality in Egham, Surrey is 58, categorized as Moderate based on real-time data.
The most common pollutant in Egham, Surrey is PM2.5.
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 13.395 μg/m3.
The current PM10 concentration at Egham, Surrey is 28.201 μg/m3.
The current carbon monoxide (CO) concentration at Egham, Surrey is 0.708 ppm.
The current sulfur dioxide (SO2) concentration at Egham, Surrey is 0.826 ppb.
The current ozone (O3) concentration at Egham, Surrey is 5.149 ppm.
The current nitrogen dioxide (NO2) concentration at Egham, Surrey is 14.481 ppb.
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