The TRAGUA research team is formed by 24 research groups gathered if four big areas of knowledge:

• - Intensive Treatments of Waste Waters (T)
• - Control and Evaluation of the Water Quality (C)
• - Reuse of Water for Aquifer Recharging and Irrigation (R)
• - Socio-Economic Impact (E)

The coordination of activities and initiatives of such a large net spread throughout most part of Spain requires an organization carefully designed and focused on the rapid diffusion of information among partners and the coordination of their efforts.