The ‘Upgrading of Water Infrastructure’ project in the ‘Požega area’ includes the necessary investments in sewage systems and wastewater treatment in order to achieve the requirements of the sanitation and wastewater treatment directive, as well as the necessary investments in public water supply systems in the area of the Požega agglomeration (city of Požega, and part of the municipality of Brest and the Great) of Požega-Slavonia County. The target group is the inhabitants connected to the existing drainage system and residents who will be connected to the public drainage system and the people connected to the water supply system after the project has been carried out.