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

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.25 μg/m³
0
55
155
255
425
605+
35.02 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
13.16 ppb
0
54
101
361
1250
2050+
0.01 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Ewell, Surrey
Ewell, Surrey
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AQI 33
Good
6.06μg/m³
PM2.5
14.94μg/m³
PM10
34.64ppb
O3
0.41ppb
SO2
12.92ppb
NO2
0.01ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
15.33μg/m³
PM10
35.15ppb
O3
0.41ppb
SO2
13.39ppb
NO2
0.01ppm
CO
AQI 33
Good
5.74μg/m³
PM2.5
14.30μg/m³
PM10
35.39ppb
O3
0.40ppb
SO2
4.88ppb
NO2
0.01ppm
CO
AQI 33
Good
4.14μg/m³
PM2.5
11.94μg/m³
PM10
35.92ppb
O3
0.40ppb
SO2
4.90ppb
NO2
0.01ppm
CO
AQI 33
Good
5.06μg/m³
PM2.5
11.85μg/m³
PM10
35.91ppb
O3
0.40ppb
SO2
5.48ppb
NO2
0.01ppm
CO
AQI 30
Good
4.25μg/m³
PM2.5
9.54μg/m³
PM10
31.82ppb
O3
0.39ppb
SO2
8.51ppb
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 11:00:00 on 2026-03-28.
In the last 24 hours, the best air quality in Ewell, Surrey was observed at 07:00:00 on 2026-03-29.
As of now, the AQI in Ewell, Surrey is 33, 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 5.875 μg/m3.
The PM10 concentration in Ewell, Surrey is 15.25 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 0.407 ppb.
The current ozone (O3) level in Ewell, Surrey at the moment is 35.025 ppm.
Nitrogen dioxide (NO2) level in Ewell, Surrey at the moment is 13.165 ppb.
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