Air quality trend analysis tool

This report can be used to interrogate and analyse trends associated with near-real time air quality data monitors across the city.

Before you begin, please review our data guide to understand the types of data sources, their frequency, and how to analyse and interpret the information effectively.

For enhanced accessibility and translation options, visit our alternative view available through Microsoft Power BI.

Please note. Breath London sensors funded by the Mayor of London are transitioning to a new contract and new data for those sites will remain unavailable on our reports until that process completes.