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)
56
Moderate
Ewell, Surrey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.74 μg/m³
0
55
155
255
425
605+
54.36 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
14.42 ppb
0
54
101
361
1250
2050+
0.00 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ewell, Surrey
Ewell, Surrey
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AQI 54
Moderate
11.33μg/m³
PM2.5
24.99μg/m³
PM10
50.87ppb
O3
0.65ppb
SO2
13.04ppb
NO2
0.00ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
23.52μg/m³
PM10
50.38ppb
O3
0.65ppb
SO2
13.13ppb
NO2
0.00ppm
CO
AQI 84
Moderate
8.37μg/m³
PM2.5
23.32μg/m³
PM10
64.97ppb
O3
0.65ppb
SO2
23.33ppb
NO2
0.01ppm
CO
AQI 48
Good
8.21μg/m³
PM2.5
25.79μg/m³
PM10
52.44ppb
O3
0.65ppb
SO2
9.76ppb
NO2
0.01ppm
CO
AQI 48
Good
8.22μg/m³
PM2.5
28.18μg/m³
PM10
52.31ppb
O3
0.65ppb
SO2
9.76ppb
NO2
0.01ppm
CO
AQI 49
Good
9.07μg/m³
PM2.5
26.80μg/m³
PM10
51.68ppb
O3
0.64ppb
SO2
9.59ppb
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 2026-08-13.
In the last 24 hours, the best air quality in Ewell, Surrey was observed at 04:00:00 on 2026-08-14.
As of now, the AQI in Ewell, Surrey is 56, indicating Moderate 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 11.579 μg/m3.
The PM10 concentration in Ewell, Surrey is 24.742 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ewell, Surrey is 0.004 ppm.
Currently, Ewell, Surrey has a sulfur dioxide (SO2) concentration of 0.608 ppb.
The current ozone (O3) level in Ewell, Surrey at the moment is 54.356 ppm.
Nitrogen dioxide (NO2) level in Ewell, Surrey at the moment is 14.42 ppb.
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