Stay updated with real-time air quality in Bangor, Wales 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)
38
Good
Bangor, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.93 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.85 μg/m³
0
55
155
255
425
605+
41.49 ppb
0
55
71
86
201
201+
0.07 ppb
0
36
76
186
605
1005+
0.45 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bangor, Wales
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AQI 36
Good
1.96μg/m³
PM2.5
5.43μg/m³
PM10
38.64ppb
O3
0.04ppb
SO2
0.47ppb
NO2
0.11ppm
CO
AQI 36
Good
1.97μg/m³
PM2.5
5.38μg/m³
PM10
38.59ppb
O3
0.04ppb
SO2
0.48ppb
NO2
0.11ppm
CO
AQI 35
Good
2.07μg/m³
PM2.5
5.30μg/m³
PM10
38.12ppb
O3
0.04ppb
SO2
0.52ppb
NO2
0.11ppm
CO
AQI 29
Good
3.57μg/m³
PM2.5
10.47μg/m³
PM10
31.44ppb
O3
0.62ppb
SO2
3.88ppb
NO2
0.15ppm
CO
AQI 28
Good
3.86μg/m³
PM2.5
11.89μg/m³
PM10
30.35ppb
O3
0.76ppb
SO2
4.73ppb
NO2
0.16ppm
CO
AQI 30
Good
3.86μg/m³
PM2.5
9.56μg/m³
PM10
32.23ppb
O3
0.76ppb
SO2
9.03ppb
NO2
0.16ppm
CO
Air quality data and pollutant measurements for Wales, 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 Bangor, Wales is updated every hour.
The worst air quality in Bangor, Wales in the last 24 hours was observed at 06:00:00 on 2026-05-13.
In the last 24 hrs, the best air quality in Bangor, Wales was observed at 06:00:00 on 2026-05-14.
The current air quality in Bangor, Wales is 37, categorized as Good based on real-time data.
The most common pollutant in Bangor, Wales is O3.
If the air quality in Bangor, Wales is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Bangor, Wales is 2.311 μg/m3.
The current PM10 concentration at Bangor, Wales is 6.133 μg/m3.
The current carbon monoxide (CO) concentration at Bangor, Wales is 0.11 ppm.
The current sulfur dioxide (SO2) concentration at Bangor, Wales is 0.051 ppb.
The current ozone (O3) concentration at Bangor, Wales is 40.043 ppm.
The current nitrogen dioxide (NO2) concentration at Bangor, Wales is 0.667 ppb.
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