The Ecuadorian base Pedro Vicente Maldonado and the Chilean base Arturo Prat are located on the northeast and north coast of the island . The Ecuadorian base Pedro Vicente Maldonado and the Chilean base Arturo Prat are situated on the northeast and north coast of the island respectively . The Chilean base Arturo Prat and the Ecuadorian base Pedro Vicente Maldonado are situated on the northeast and north coast of the island respectively .