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Air quality in United Kingdom

Capital: LondonEnglish, WelshUpdated October 2026
9µg/m³ national average

Air quality in United Kingdom

People in United Kingdom breathe an average of 9 µg/m³ of PM2.5 (2023), 2× the WHO guideline. Fairly clean.

Air quality by place in United Kingdom

Measured annual averages from the WHO Ambient Air Quality Database.

PlacePM2.5YearLevel
Edinburgh4.8 µg/m³2021Meets the WHO guideline
Glasgow5.3 µg/m³2021Fairly clean
Scottish Highlands6.1 µg/m³2013Fairly clean
Oxford7.1 µg/m³2021Fairly clean
Newcastle7.1 µg/m³2021Fairly clean
Belfast7.4 µg/m³2021Fairly clean
Cornwall7.5 µg/m³2021Fairly clean
Birmingham7.9 µg/m³2021Fairly clean
York8.1 µg/m³2021Fairly clean
Bristol8.3 µg/m³2021Fairly clean
Leeds8.3 µg/m³2021Fairly clean
Cardiff8.5 µg/m³2021Fairly clean
Liverpool8.6 µg/m³2019Fairly clean
Manchester8.8 µg/m³2021Fairly clean
Bath9.7 µg/m³2020Fairly clean
London11 µg/m³2019Moderate
Brighton11.8 µg/m³2021Moderate

Air quality by place

Sources

Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.