Provision Of The Service Of Operation, Conservation, Maintenance And Improvements Of The Upstream Wastewater Treatment Systems Managed By The Costa Brava Girona Water Consortium, Which Include A Total Of 18 Wastewater Treatment Plants (Wtp), Their Water Regeneration Stations (Era), More Than 80 Associated Wastewater Pumping Stations (Ebar), The Network Of Upstream Collectors, The Underwater Outfalls And All The Complementary Facilities, Distributed In Four Distinct Geographical Areas In Girona'S Counties.