If you use assistive technology (such as a screen reader) and need a
version of this document in a more accessible format, please email firstname.lastname@example.org.
Please tell us what format you need. It will help us if you say what assistive technology you use.
This publication summarises the concentrations of major air pollutants as measured by the Automatic Urban and Rural Network (AURN). This release covers annual average concentrations in the UK of:
particulates (PM10 and PM2.5)
nitrogen dioxide (NO2)
The release also covers the number of days when air pollution was ‘moderate or higher’ for any one of five pollutants listed below: