Stay updated with real-time air quality in Chesham, Buckinghamshire 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)
26
Good
Chesham, Buckinghamshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.63 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.98 μg/m³
0
55
155
255
425
605+
28.03 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
6.03 ppb
0
54
101
361
1250
2050+
0.02 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Chesham, Buckinghamshire
Chesham, Buckinghamshire
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AQI 23
Good
4.22μg/m³
PM2.5
13.84μg/m³
PM10
25.35ppb
O3
0.73ppb
SO2
8.54ppb
NO2
0.01ppm
CO
AQI 38
Good
6.56μg/m³
PM2.5
23.91μg/m³
PM10
31.04ppb
O3
0.73ppb
SO2
6.62ppb
NO2
0.01ppm
CO
AQI 44
Good
7.63μg/m³
PM2.5
12.46μg/m³
PM10
31.21ppb
O3
0.77ppb
SO2
11.15ppb
NO2
0.01ppm
CO
AQI 24
Good
3.74μg/m³
PM2.5
13.84μg/m³
PM10
25.89ppb
O3
0.72ppb
SO2
5.67ppb
NO2
0.02ppm
CO
AQI 33
Good
5.75μg/m³
PM2.5
24.98μg/m³
PM10
25.16ppb
O3
0.73ppb
SO2
6.38ppb
NO2
0.02ppm
CO
AQI 27
Good
4.58μg/m³
PM2.5
11.57μg/m³
PM10
25.30ppb
O3
0.77ppb
SO2
6.66ppb
NO2
0.01ppm
CO
Air quality measurements for Buckinghamshire, 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 Chesham, Buckinghamshire is updated on an hourly basis.
The worst air quality in Chesham, Buckinghamshire was recorded at 04:00:00 on 2025-07-19.
The best air quality in Chesham, Buckinghamshire was recorded at 06:00:00 on 2025-07-19.
The real-time air quality index in Chesham, Buckinghamshire is 27, currently categorized as Good.
The most common pollutant in Chesham, Buckinghamshire is PM2.5.
If the air quality in Chesham, Buckinghamshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Chesham, Buckinghamshire at present are 5.464 μg/m3.
The current PM10 levels in Chesham, Buckinghamshire are 18.064 μg/m3.
The current carbon monoxide (CO) level in Chesham, Buckinghamshire is 0.016 ppm.
The current sulfur dioxide (SO2) levels in Chesham, Buckinghamshire are 0.732 ppb.
The current ozone (O3) levels at Chesham, Buckinghamshire is 27.493 ppm.
The current nitrogen dioxide (NO2) levels at Chesham, Buckinghamshire is 6.376 ppb.
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