AIRNET is a system of digital data and information about air quality in Slovenia. The data was gathered together with the purpose of knowing and understanding the air quality assessment, emissions, climate changes, defining efficiency indicators of the environmental policy and as a technical support for environmental reports on the basis of different agreement and protocols. The data is divided upon the DPSIR method (driving forces, pressures, state, impacts, and responses), which has basis in the List of indicators of European Environment Agency (EEA). Beside those indicators some common data about air is added for better understanding of the air quality problems.