Air quality data
View and analyse air quality data using our online tools.
About our air quality data monitoring tools
How to view and analyse Westminster's air quality data using our online tools.
Air quality data guidance
Explore our guide to understand our data sources, collection methods, and how to evaluate and interpret the data effectively.
Air quality data download
Access and download air quality data for Westminster as CSV files.
Near real-time air quality monitors map
Search real-time air quality data across Westminster with our interactive map. Updated hourly for accurate and timely information.
Health and deprivation data
Explore data on asthma and COPD by ward and view the distribution of deprivation data across Westminster.
Air quality diffusion tube map
A map based view of monthly and bi-monthly air quality diffusion tube data.
Air quality trend analysis tool
Use our interactive tool to analyse real-time air quality trends across Westminster. Make informed choices using up to date data.
Air Quality in your area
Discover the latest air quality data across Westminster. View a regularly updated summary of air quality across different areas.
What's new and what's next
A summary of our most recently published air quality data-related resources and what we plan to do next.