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San Jorge Volcano | John Seach
(Sao Jorge)
Azores
38.65 N, 28.08 W
summit elevation 1053 m
fissure vent
San Jorge volcano is located in central Azores. San Jorge Island is 54 km long and only 5 km wide. It was formed by fissure-fed eruptions.
1964 eruption
An undersea eruption began on 18 February 1964 off the coast of Sao Jorge . The eruption was accompanied a felt seismic swarm at the island. A sulphur smell was notices on the island. A submarine eruption was suspected but nothing was observed above sea level.
Further reading
Machado, F., 1967. Activity of the Atlantic volcanoes, 1947–1965. Bulletin Volcanologique, 30(1), pp.29-34.
Agostinho, J.O.S.É., 1931. The volcanoes of the Azores Islands. Bulletin volcanologique, 8(1), pp.123-138.
San Jorge Volcano Eruptions
1964, 1907, 1902, 1808, 1800, 1757, 1580.