Stay updated with real-time air quality in Leatherhead, 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)
22
Good
Leatherhead, Surrey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.89 μg/m³
0
55
155
255
425
605+
21.45 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
3.65 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Leatherhead, Surrey
Leatherhead, Surrey
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AQI 38
Good
6.68μg/m³
PM2.5
24.16μg/m³
PM10
24.48ppb
O3
0.60ppb
SO2
4.82ppb
NO2
0.86ppm
CO
AQI 33
Good
6.23μg/m³
PM2.5
18.80μg/m³
PM10
29.59ppb
O3
0.60ppb
SO2
3.28ppb
NO2
0.86ppm
CO
AQI 33
Good
5.63μg/m³
PM2.5
17.75μg/m³
PM10
22.91ppb
O3
0.63ppb
SO2
9.32ppb
NO2
0.86ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
13.38μg/m³
PM10
20.16ppb
O3
0.57ppb
SO2
11.39ppb
NO2
0.86ppm
CO
AQI 33
Good
6.37μg/m³
PM2.5
22.87μg/m³
PM10
29.60ppb
O3
0.60ppb
SO2
2.10ppb
NO2
0.86ppm
CO
AQI 33
Good
6.23μg/m³
PM2.5
18.80μg/m³
PM10
29.59ppb
O3
0.60ppb
SO2
3.28ppb
NO2
0.86ppm
CO
Air quality measurements for Surrey, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Leatherhead, Surrey is updated on an hourly basis.
The worst air quality in Leatherhead, Surrey was recorded at 03:00:00 on 2025-11-07.
The best air quality in Leatherhead, Surrey was recorded at 12:00:00 on 2025-11-07.
The real-time air quality index in Leatherhead, Surrey is 21, currently categorized as Good.
The most common pollutant in Leatherhead, Surrey is O3.
If the air quality in Leatherhead, Surrey is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Leatherhead, Surrey at present are 2.247 μg/m3.
The current PM10 levels in Leatherhead, Surrey are 8.06 μg/m3.
The current carbon monoxide (CO) level in Leatherhead, Surrey is 0.441 ppm.
The current sulfur dioxide (SO2) levels in Leatherhead, Surrey are 0.696 ppb.
The current ozone (O3) levels at Leatherhead, Surrey is 22.878 ppm.
The current nitrogen dioxide (NO2) levels at Leatherhead, Surrey is 3.411 ppb.
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