Location of monitoring stations from- London Air Quality Network (https://www.londonair.org.uk/LondonAir/General/about.aspx)- AQE (https://www.airqualityengland.co.uk/)- Breathe London (These monitors are part of a new study in London called 'Breathe London'that is testing out lower cost monitors across the city, for more information on the Breathe London project please see here-https://www.breathelondon.org/)A range of pollutants are typically monitored including NOx, particulates, CO2 and SO2, but vary from site to site.

The data shows roadside and background average readings for Nitric Oxide, Nitrogen Dioxide, Oxides of Nitrogen, Ozone, Particulate Matter (PM10 and PM2.5), and Sulphur Dioxide. Measured in Micrograms per Cubic Meter of Air (ug/m3). The spreadsheet shows which Index level each reading falls in, and contains charts showing pollutant levels by time of day per month. Trend graphs of...