Province of the Azores sub-prefects. The Province of the Azores was abolished on 28 June 1833 by Decree 64, which divided the archipelago into two separate provinces: the Província Oriental dos Açores (Eastern Province of the Azores), that included the islands of São Miguel and Santa Maria, with its capital in Ponta Delgada; and the Província Ocidental dos Açores (Western Province of the Azores), with its capital in Angra and administrating the remaining islands of the archipelago. Prefect: Sub-Prefect of Ponta Delgada: Sub-Prefect of Horta: Province of the Azores The Province of the Azores was an administrative unit of Portugal encompassing the archipelago of
Azores hotspot plume has been suggested to be located 100 to 200 km east of the Mid-Atlantic Ridge near the island of Faial. The Azores domain comprises the Azores Plateau and the Azores archipelago (formed of 9 islands extending a distance of 480 km) which has been volcanically active for around 7Myr. The archipelago lies on the lateral branch of the Mid-Atlantic Ridge near the junction of three major tectonic plates; the North American Plate, the Eurasian Plate and the African Plate. This unique location causes the area to have ridge-hotspot interaction with a variation of volcanic processes. The Azores archipelago rises