Since the 2011 local government reform it is part of the municipality Lemnos, of which it is a municipal unit. It is located in the northern central part of the island and has a land area of 134.672 km², covering about 28.2% of the island's surface. The municipal seat was the town of Atsikí (pop.
Since the 2011 local government reform, it has become part of the municipality Lemnos, which is a municipal unit. It is located in the northern central part of the island and covers about 28.2% of the island's total area. The administrative center was the town of Atsikí (population...).