stratovolcan 685 m / 2,247 ft Northeast of New Guinea, Papouasie-Nouvelle Guinée, -3.61°S / 144.82°E Liste des éruptions: 1960, 1959, 1958, 1958, 1957, 1954-57, 1947, 1944, 1942(?), 1941(?), 1936-39(?), 1924, 1920(?), 1913, 1909, 1908, 1907, 1897-98(?), 1888(?), 1885(?), 1883(?), 1877, 1874, 1872 ± 4 years
1 August 2011 earthquake
A very strong shallow magnitude 6.8 earthquake occurred 6 km from Bam (Biem) volcano close to the coast of Papua New Guinea on Monday 1 August 2011. A tsunami warning was issued and later cancelled. The island has a population of approx. 2,000 indigenous people, most of which live in wooden houses built on stilts. According to Earthquake report.com, no major damage occurred fortunately.
1981 hydrothermal activity
During aerial inspections 6 and 19 March, a 1-km-long zone of orange sea discoloration was noted at the S shore of Bam Island. (Smithsonian 03/1981 SEAN bulletin 06:03)
Small explosive eruptions occurred from the central crater.
Explosions from the summit crater caused damage to farmland.
[cacher] John Seach quotes from an unknown source: "Station manager at Aitape described Bam as being 'an inhospitable island', and people 'lead a miserable life'". (http://www.volcanolive.com/bam.html)
According to volcanolive.com (no source given), explosive eruptions produced ash columns reaching over 2500 m.
A larger explosive (probably vulcanian) eruption (VEI3) occurred on 13 November 1877.
(Smithsonian / GVP information)
The first recorded eruption of Bam occurred around 1872. Large amounts of ash were ejected from the summit crater. There was damage to property and people were evacuated.
(Smithsonian / GVP)
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