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)
33
Good
Corsham, Wiltshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.34 μg/m³
0
55
155
255
425
605+
30.46 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
4.43 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Corsham, Wiltshire
Corsham, Wiltshire
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AQI 28
Good
4.53μg/m³
PM2.5
8.06μg/m³
PM10
30.43ppb
O3
0.52ppb
SO2
5.20ppb
NO2
0.14ppm
CO
AQI 28
Good
4.52μg/m³
PM2.5
8.38μg/m³
PM10
29.52ppb
O3
0.52ppb
SO2
5.16ppb
NO2
0.14ppm
CO
AQI 27
Good
4.53μg/m³
PM2.5
8.82μg/m³
PM10
29.00ppb
O3
0.52ppb
SO2
5.28ppb
NO2
0.15ppm
CO
AQI 29
Good
4.45μg/m³
PM2.5
7.72μg/m³
PM10
31.11ppb
O3
0.48ppb
SO2
4.58ppb
NO2
0.14ppm
CO
AQI 28
Good
4.45μg/m³
PM2.5
7.95μg/m³
PM10
30.02ppb
O3
0.48ppb
SO2
3.65ppb
NO2
0.14ppm
CO
AQI 27
Good
4.53μg/m³
PM2.5
8.52μg/m³
PM10
28.92ppb
O3
0.48ppb
SO2
5.06ppb
NO2
0.15ppm
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 2025-12-08.
In the last 24 hours, the best air quality in Corsham, Wiltshire was observed at 03:00:00 on 2025-12-09.
As of now, the AQI in Corsham, Wiltshire is 28, 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 4.533 μg/m3.
The PM10 concentration in Corsham, Wiltshire is 8.118 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Corsham, Wiltshire is 0.144 ppm.
Currently, Corsham, Wiltshire has a sulfur dioxide (SO2) concentration of 0.515 ppb.
The current ozone (O3) level in Corsham, Wiltshire at the moment is 30.494 ppm.
Nitrogen dioxide (NO2) level in Corsham, Wiltshire at the moment is 5.214 ppb.
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