The operation consists of the acquisition of new air quality measurement equipment and the installation and commissioning of air quality equipment, so that they become fully operational. With regard to the territorial scope and location of the 206 air quality stations, they will be spread throughout the Andalusian territory. The equipment must comply with the requirements of DIRECTIVE 2008/50/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 21 May 2008 on ambient air quality and cleaner air for Europe; in particulate matter, as set out in Annex VI and Article 11 The operation is divided into three supply and installation dossiers.