London Underground PM2.5

The following is an interactive map of the London Underground transportation network. The stations are coloured based upon their measured PM2.5 value and where they fall on our colour scale (right).

  • Use the mouse wheel to control the zoom
  • You can click on any Tube Line or Station to enable/display their colouring
  • Hovering over a station will display the raw PM2.5 values for each line at a station
The full paper can be found at
The dataset is available at
Please note: Data was recorded over 31 hours of travel in 2015 with each station measured on 2 -5 occasions, this data may not reflect current concentrations.

© Imperial College London, Environmental Research Group. All rights reserved 2020.