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)
46
Good
Bangor, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.95 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.62 μg/m³
0
55
155
255
425
605+
50.26 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
1.58 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
Scroll To Air Quality MapLoading...
AQI 46
Good
4.53μg/m³
PM2.5
13.35μg/m³
PM10
50.00ppb
O3
0.14ppb
SO2
0.95ppb
NO2
0.11ppm
CO
AQI 46
Good
4.53μg/m³
PM2.5
13.21μg/m³
PM10
49.91ppb
O3
0.14ppb
SO2
0.93ppb
NO2
0.11ppm
CO
AQI 46
Good
4.49μg/m³
PM2.5
13.24μg/m³
PM10
49.81ppb
O3
0.14ppb
SO2
0.92ppb
NO2
0.11ppm
CO
AQI 40
Good
4.80μg/m³
PM2.5
10.49μg/m³
PM10
42.53ppb
O3
0.33ppb
SO2
1.80ppb
NO2
0.14ppm
CO
AQI 38
Good
4.86μg/m³
PM2.5
9.63μg/m³
PM10
40.61ppb
O3
0.38ppb
SO2
2.00ppb
NO2
0.14ppm
CO
AQI 38
Good
4.46μg/m³
PM2.5
10.40μg/m³
PM10
40.94ppb
O3
0.41ppb
SO2
2.01ppb
NO2
0.14ppm
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 08:00:00 on 2026-03-29.
In the last 24 hrs, the best air quality in Bangor, Wales was observed at 02:00:00 on 2026-03-29.
The current air quality in Bangor, Wales is 46, 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 4.948 μg/m3.
The current PM10 concentration at Bangor, Wales is 15.619 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 0.196 ppb.
The current ozone (O3) concentration at Bangor, Wales is 50.26 ppm.
The current nitrogen dioxide (NO2) concentration at Bangor, Wales is 1.576 ppb.
All Rights Reserved © Ambee Inc. 2025