Stay updated with real-time air quality in Keynsham, Bath and North East Somerset 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)
37
Good
Keynsham, Bath and North East Somerset
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.16 μg/m³
0
55
155
255
425
605+
39.76 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
2.31 ppb
0
54
101
361
1250
2050+
0.07 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Keynsham, Bath and North East Somerset
Keynsham, Bath and North East Somerset
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AQI 37
Good
5.94μg/m³
PM2.5
12.29μg/m³
PM10
39.83ppb
O3
0.38ppb
SO2
2.35ppb
NO2
0.07ppm
CO
AQI 37
Good
5.98μg/m³
PM2.5
12.56μg/m³
PM10
39.89ppb
O3
0.38ppb
SO2
2.41ppb
NO2
0.07ppm
CO
AQI 37
Good
5.96μg/m³
PM2.5
12.38μg/m³
PM10
40.00ppb
O3
0.38ppb
SO2
2.39ppb
NO2
0.07ppm
CO
AQI 37
Good
5.93μg/m³
PM2.5
12.19μg/m³
PM10
40.15ppb
O3
0.38ppb
SO2
2.37ppb
NO2
0.07ppm
CO
AQI 38
Good
5.66μg/m³
PM2.5
8.67μg/m³
PM10
41.10ppb
O3
0.38ppb
SO2
2.25ppb
NO2
0.07ppm
CO
AQI 37
Good
5.96μg/m³
PM2.5
12.38μg/m³
PM10
40.00ppb
O3
0.38ppb
SO2
2.39ppb
NO2
0.07ppm
CO
Air quality data and pollutant measurements for Bath and North East Somerset, UK adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Keynsham, Bath and North East Somerset is updated every hour.
The worst air quality in Keynsham, Bath and North East Somerset in the last 24 hours was observed at 03:00:00 on 2026-03-29.
In the last 24 hrs, the best air quality in Keynsham, Bath and North East Somerset was observed at 05:00:00 on 2026-03-29.
The current air quality in Keynsham, Bath and North East Somerset is 37, categorized as Good based on real-time data.
The most common pollutant in Keynsham, Bath and North East Somerset is O3.
If the air quality in Keynsham, Bath and North East Somerset is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Keynsham, Bath and North East Somerset is 5.891 μg/m3.
The current PM10 concentration at Keynsham, Bath and North East Somerset is 12.16 μg/m3.
The current carbon monoxide (CO) concentration at Keynsham, Bath and North East Somerset is 0.074 ppm.
The current sulfur dioxide (SO2) concentration at Keynsham, Bath and North East Somerset is 0.382 ppb.
The current ozone (O3) concentration at Keynsham, Bath and North East Somerset is 39.757 ppm.
The current nitrogen dioxide (NO2) concentration at Keynsham, Bath and North East Somerset is 2.31 ppb.
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