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)
24
Good
Corsham, Wiltshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.92 μg/m³
0
55
155
255
425
605+
26.42 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
21.29 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Corsham, Wiltshire
Corsham, Wiltshire
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AQI 24
Good
3.95μg/m³
PM2.5
9.90μg/m³
PM10
26.42ppb
O3
0.43ppb
SO2
21.23ppb
NO2
0.31ppm
CO
AQI 24
Good
3.91μg/m³
PM2.5
9.99μg/m³
PM10
25.76ppb
O3
0.43ppb
SO2
17.31ppb
NO2
0.31ppm
CO
AQI 24
Good
4.08μg/m³
PM2.5
10.09μg/m³
PM10
25.77ppb
O3
0.44ppb
SO2
17.42ppb
NO2
0.31ppm
CO
AQI 24
Good
3.78μg/m³
PM2.5
8.78μg/m³
PM10
26.33ppb
O3
0.42ppb
SO2
19.67ppb
NO2
0.31ppm
CO
AQI 24
Good
3.83μg/m³
PM2.5
7.77μg/m³
PM10
26.06ppb
O3
0.41ppb
SO2
17.25ppb
NO2
0.31ppm
CO
AQI 24
Good
4.08μg/m³
PM2.5
10.11μg/m³
PM10
26.44ppb
O3
0.43ppb
SO2
16.48ppb
NO2
0.31ppm
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 12:00:00 on 2026-09-28.
In the last 24 hours, the best air quality in Corsham, Wiltshire was observed at 02:00:00 on 2026-09-28.
As of now, the AQI in Corsham, Wiltshire is 24, 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 3.958 μg/m3.
The PM10 concentration in Corsham, Wiltshire is 9.916 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Corsham, Wiltshire is 0.312 ppm.
Currently, Corsham, Wiltshire has a sulfur dioxide (SO2) concentration of 0.431 ppb.
The current ozone (O3) level in Corsham, Wiltshire at the moment is 26.42 ppm.
Nitrogen dioxide (NO2) level in Corsham, Wiltshire at the moment is 21.294 ppb.
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