Air Quality Index (AQI) in United Kingdom 🇬🇧
Live Air Quality Index (AQI) and PM2.5 Levels in United Kingdom
Currently, the Air Quality Index (AQI) in London, the capital of United Kingdom, is measured at a score of 38. According to the US EPA health standard, this air quality rating is categorized as Good. The current atmosphere in London is influenced by a PM2.5 (fine particulate matter) concentration of 6.8 µg/m³ and PM10 levels recorded at 11.8 µg/m³. Monitoring of gaseous pollutants shows Nitrogen Dioxide (NO2) at 21.1 µg/m³.
Beyond the primary urban hubs, atmospheric conditions and smog levels fluctuate across United Kingdom based on industrial output, traffic density, and local weather patterns. Real-time pollution data and respiratory health alerts are also being actively monitored in cities like Birmingham, Liverpool, Glasgow, Sheffield and Leeds. Tracking these air quality metrics is essential for residents nationwide to manage outdoor exposure and maintain respiratory safety during periods of increased particulate concentration.
Air Quality Snapshot: United Kingdom Right Now
Across 100 monitored cities in United Kingdom, live air quality currently ranges from a low of 23 AQI in Dundee (the cleanest air right now) to a high of 57 AQI in Doncaster (the most polluted). By US EPA health band, the nationwide distribution stands at 92 Good, 8 Moderate. The average fine-particulate (PM2.5) concentration across these cities is 7.1 µg/m³ — approximately 1.4 times the World Health Organization (WHO) annual air quality guideline of 5 µg/m³.
United Kingdom Air Quality: Major Cities Index
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Pollution Monitor & AQI Forecast: United Kingdom Regions
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* Air Quality Index (AQI) data for United Kingdom is calculated using the US EPA standard. Information is processed from multiple monitoring stations detecting PM2.5, PM10, and gaseous pollutants to ensure accuracy for respiratory health planning.
What Today's Readings Mean in United Kingdom
The median reading across 100 monitored cities is 38.0 AQI. The national spread is 34 points, from 23 in Dundee to 57 in Doncaster. Average PM2.5 is 7.1 µg/m³ (1.4× the WHO annual guideline).
At least one monitored location is in the Moderate range. People unusually sensitive to air pollution may want to reduce prolonged outdoor exertion there.
Air Quality in United Kingdom — FAQ
Common questions about AQI levels, pollutants, and data sources for United Kingdom.