Athamania, Arta  Athamania () is a former municipality in the Arta regional unit, Epirus, Greece. Since the 2011 local government reform it is part of the municipality Central Tzoumerka, of which it is a municipal unit. The municipal unit has an area of 304.979 km2. Population: 3,786 (2011). The seat of the municipality was in Vourgareli.