Stay updated with real-time air quality in Corsham, Wiltshire 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)
25
Good
Corsham, Wiltshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.78 μg/m³
0
55
155
255
425
605+
26.92 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
2.81 ppb
0
54
101
361
1250
2050+
0.40 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Corsham, Wiltshire
Corsham, Wiltshire
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AQI 27
Good
3.98μg/m³
PM2.5
12.23μg/m³
PM10
28.99ppb
O3
0.52ppb
SO2
4.87ppb
NO2
0.45ppm
CO
AQI 26
Good
4.13μg/m³
PM2.5
12.10μg/m³
PM10
27.80ppb
O3
0.53ppb
SO2
4.59ppb
NO2
0.45ppm
CO
AQI 23
Good
4.29μg/m³
PM2.5
12.41μg/m³
PM10
24.52ppb
O3
0.53ppb
SO2
5.24ppb
NO2
0.45ppm
CO
AQI 24
Good
3.74μg/m³
PM2.5
14.07μg/m³
PM10
26.21ppb
O3
0.60ppb
SO2
4.48ppb
NO2
0.45ppm
CO
AQI 22
Good
3.77μg/m³
PM2.5
13.23μg/m³
PM10
24.02ppb
O3
0.60ppb
SO2
4.44ppb
NO2
0.45ppm
CO
AQI 22
Good
4.24μg/m³
PM2.5
16.54μg/m³
PM10
24.48ppb
O3
0.61ppb
SO2
5.07ppb
NO2
0.45ppm
CO
Air quality and pollutant data for Wiltshire, 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 Corsham, Wiltshire is updated every hour for accuracy.
In the past 24 hours, the air quality in Corsham, Wiltshire was at its worst at 06:00:00 on 2026-10-07.
In the last 24 hours, the best air quality in Corsham, Wiltshire was observed at 12:00:00 on 2026-10-07.
As of now, the AQI in Corsham, Wiltshire is 27, indicating Good conditions.
Corsham, Wiltshire air has the highest levels of O3.
Poor air quality in Corsham, Wiltshire means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Corsham, Wiltshire are currently 4.007 μg/m3.
The PM10 concentration in Corsham, Wiltshire is 12.098 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Corsham, Wiltshire is 0.449 ppm.
Currently, Corsham, Wiltshire has a sulfur dioxide (SO2) concentration of 0.521 ppb.
The current ozone (O3) level in Corsham, Wiltshire at the moment is 29.055 ppm.
Nitrogen dioxide (NO2) level in Corsham, Wiltshire at the moment is 4.907 ppb.
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