Karangetang (Api Siau) volcano


3 May 2015 (lava flows, weak explosive activity at summit crater)
Typical eruption style: Explosive. Formation of lava domes and pyroclastic flows.

Karangetang (also known as Api Siau) is a volcano located on the north side of Siau Island in Indonesia. The island is inhabited by 22,000 people. The 1784-m-high stratovolcano contains five summit craters along a N-S line. Karangetang is one of Indonesia's most active volcanoes, with more than 40 eruptions recorded since 1675 and many additional small eruptions that were not documented. 

Karangetang volcano eruptions: 1675, 1712, 1825, 1864, 1883, 1886, 1887, 1892, 1899, 1900, 1905, 1921, 1922, 1924, 1926, 1930, 1930, 1935, 1940, 1940, 1941, 1947, 1947, 1948, 1949, 1952, 1953, 1961, 1961, 1962-62, 1965-67, 1967, 1970-71, 1972-76, 1976-77, 1978, 1979, 1980, 1982, 1983-88, 1989, 1991-93, 1995, 1996-97, 1998, 1999-2003, 2004-2005. 2008-9, 2010, 2011, 2012, 2013, 2014, 2015

Adapted 
wikipedia.org
National geographic