Statistical data set

ENV02 - Air quality statistics

An annual update of data on concentrations of major air pollutants in the UK.

This data set contains data on the concentrations of major air pollutants as measured by the Automatic Urban and Rural Network (AURN).

If you require the data in another format please contact: enviro.statistics@defra.gov.uk

Particulate Matter (PM2.5) Tables

Particulate Matter (PM10) Tables

Ozone (O3) Tables

Nitrogen Dioxide (NO2) Tables

Daily Air Quality Index Table

Published 25 April 2013
Last updated 27 April 2023 + show all updates
  1. Figures for 2022 published

  2. New addition including 2021 data published.

  3. 2020 data published

  4. Table 20 amended and republished.

  5. New annual publication includes 2019 data.

  6. Figures for 2018 published

  7. Data tables associated with annual release

  8. New data for air quality in 2016 available.

  9. Annual update.

  10. new figures for 2014 published

  11. 2013 detailed data updated

  12. air quality statistics 2012 - updated tables

  13. First published.