ICP Forests Level II UK data - Air Quality

Data for air quality variables measured every four weeks in 2022-23 and in 2024 at seven 0.25 hectare ICP Forests Level II plots, including Ozone, NH3 and NO2, measured by passive diffusion tubes.

The seven sites are:

Thetford Forest (715), Kielder Forest (919), Llyn Brianne (922), Rogate (718), Alice Holt Forest (512), Stansted Park (522) and Bradridge Wood (520). The 'ICP Forests Level II UK data - Air Quality' is a project funded by the UK Government through Defra’s Natural Capital and Ecosystem Assessment programme (NCEA). Users should ensure they have read the supporting documentation before viewing or making use of the data. This includes dataset specific limitations/caveats outlined in the supporting documentation.

Data for the whole European database can be requested by submitting a data request form to ICP Forests here: https://www.icp-forests.net/data-maps/data-requests. File structures are explained here: https://icp-forests.org/documentation/Surveys/AQ/index.html Attribution statement: © Forestry Commission copyright and/or database right 2025. All rights reserved.