Stay updated with real-time air quality in Ewell, 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)
21
Good
Ewell, Surrey
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.34 μg/m³
0
55
155
255
425
605+
23.05 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
2.55 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Ewell, Surrey
Ewell, Surrey
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AQI 38
Good
7.11μg/m³
PM2.5
12.49μg/m³
PM10
22.62ppb
O3
0.45ppb
SO2
6.44ppb
NO2
0.01ppm
CO
AQI 38
Good
7.25μg/m³
PM2.5
13.39μg/m³
PM10
22.78ppb
O3
0.44ppb
SO2
5.29ppb
NO2
0.01ppm
CO
AQI 23
Good
4.11μg/m³
PM2.5
9.10μg/m³
PM10
25.47ppb
O3
0.47ppb
SO2
5.78ppb
NO2
0.01ppm
CO
AQI 27
Good
5.06μg/m³
PM2.5
9.30μg/m³
PM10
29.41ppb
O3
0.47ppb
SO2
3.95ppb
NO2
0.01ppm
CO
AQI 27
Good
5.23μg/m³
PM2.5
9.03μg/m³
PM10
29.36ppb
O3
0.47ppb
SO2
4.56ppb
NO2
0.01ppm
CO
AQI 22
Good
3.74μg/m³
PM2.5
8.04μg/m³
PM10
21.95ppb
O3
0.46ppb
SO2
9.98ppb
NO2
0.01ppm
CO
Air quality and pollutant data for Surrey, UK are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Ewell, Surrey is updated every hour for accuracy.
In the past 24 hours, the air quality in Ewell, Surrey was at its worst at 09:00:00 on 2025-09-17.
In the last 24 hours, the best air quality in Ewell, Surrey was observed at 12:00:00 on 2025-09-17.
As of now, the AQI in Ewell, Surrey is 38, indicating Good conditions.
Ewell, Surrey air has the highest levels of PM2.5.
Poor air quality in Ewell, Surrey means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Ewell, Surrey are currently 7.361 μg/m3.
The PM10 concentration in Ewell, Surrey is 13.375 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ewell, Surrey is 0.006 ppm.
Currently, Ewell, Surrey has a sulfur dioxide (SO2) concentration of 0.445 ppb.
The current ozone (O3) level in Ewell, Surrey at the moment is 23.095 ppm.
Nitrogen dioxide (NO2) level in Ewell, Surrey at the moment is 5.804 ppb.
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