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)
64
Moderate
Keynsham, Bath and North East Somerset
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.53 μg/m³
0
55
155
255
425
605+
29.84 ppb
0
55
71
86
201
201+
0.99 ppb
0
36
76
186
605
1005+
7.26 ppb
0
54
101
361
1250
2050+
0.05 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 44
Good
7.89μg/m³
PM2.5
20.97μg/m³
PM10
40.23ppb
O3
1.64ppb
SO2
13.06ppb
NO2
0.05ppm
CO
AQI 44
Good
8.07μg/m³
PM2.5
21.10μg/m³
PM10
39.56ppb
O3
1.66ppb
SO2
11.70ppb
NO2
0.05ppm
CO
AQI 44
Good
7.97μg/m³
PM2.5
21.04μg/m³
PM10
39.92ppb
O3
1.66ppb
SO2
12.38ppb
NO2
0.05ppm
CO
AQI 44
Good
7.89μg/m³
PM2.5
20.99μg/m³
PM10
40.36ppb
O3
1.66ppb
SO2
13.00ppb
NO2
0.05ppm
CO
AQI 38
Good
7.30μg/m³
PM2.5
21.25μg/m³
PM10
37.51ppb
O3
1.63ppb
SO2
12.92ppb
NO2
0.05ppm
CO
AQI 44
Good
7.97μg/m³
PM2.5
21.04μg/m³
PM10
39.92ppb
O3
1.66ppb
SO2
12.38ppb
NO2
0.05ppm
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 08:00:00 on 2026-08-13.
In the last 24 hrs, the best air quality in Keynsham, Bath and North East Somerset was observed at 02:00:00 on 2026-08-14.
The current air quality in Keynsham, Bath and North East Somerset is 64, categorized as Moderate based on real-time data.
The most common pollutant in Keynsham, Bath and North East Somerset is PM2.5.
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 16.453 μg/m3.
The current PM10 concentration at Keynsham, Bath and North East Somerset is 23.529 μg/m3.
The current carbon monoxide (CO) concentration at Keynsham, Bath and North East Somerset is 0.051 ppm.
The current sulfur dioxide (SO2) concentration at Keynsham, Bath and North East Somerset is 0.992 ppb.
The current ozone (O3) concentration at Keynsham, Bath and North East Somerset is 29.835 ppm.
The current nitrogen dioxide (NO2) concentration at Keynsham, Bath and North East Somerset is 7.265 ppb.
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