Athens Water and Sewerage Company SA (EYDAP) is a Greece-based company, which operates in the supply and refinement of water, as well as in the provision of sewerage services and waste management in the region of Attica. It is responsible for the analysis, construction, establishment, operation, exploitation, maintenance, expansion and modernization/renewal of water supply and sewerage installation and networks, within its area of responsibility. It provides its water supply services through its approximately 8,000 kilometers water distribution network. The Company also operates over three units of water refining with a total daily capacity of approximately two million cubic water meters. The sewerage network has a total length of approximately 6,000 kilometers and it consists of the main collectors system and the secondary sewerage network. It operates over two waste management centers (WMC). The WMC in Psitalia also operates electrical and thermal energy co-production units (ETEC).