Data of PM10 and PM2.5 2001-2022 of Spain and Portugal assessed and reconstructed with duxt-r method during extreme dust events

This dataset contains data of PM10 and PM2.5 measured in the Governmental Air quality networks of Spain and Portugal, assessed and reconstructed with the duxt-r method, within the frame of the project AEROEXTREME (PID2021-125669NB-I00) funded by the State Research Agency/Agencia Estatal de Investigación of Spain and the European Regional Development Funds.