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Mount Lokon ( id, Lo'kon), also known as Gunung Lokon, together with
Lokon formed during a period of andesitic volcanism on ring fractures resulting from the Tondano caldera's early to mid-Pleistocene collapse. Recently erupted material remains andesitic in composition and consists of ash plumes and, less commonly, pyroclastic flows and lava domes.
The volcano erupted on 15 July 2011, forcing thousands of people to evacuate.
The volcano again began showing signs of activity on 10 February 2012, and 19 September 2012 (11:01pm). An eruption occurred at 8:20, am the same day sending an ash plume two miles into the sky. Local residents have been evacuated from a two and a half mile exclusion zone around the volcano. An eruption occurred on 17 December 2012.
Lokon-Empung
- Global Volcanism Program
Flowers of Tomohon
BBC report on eruption, 15 July 2011
Lokon Lokon Lokon Lokon Landforms of North Sulawesi Holocene stratovolcanoes {{NSulawesi-geo-stub
Mount Empung
Mount Empung, together with Mount Lokon, is a twin volcano (2.2 km apart) in the North Sulawesi, Indonesia. Both rise above the Tondano plain and are among active volcanoes of Sulawesi. Mount Empung has a 400 m wide and 150 m deep c ...
, is a twin volcano ( apart) in the Tomohon
Tomohon is a city in North Sulawesi ('' Sulawesi Utara'') Province, in central Indonesia. It covers an area of 147.21 km2, and had a population of 91,553 at the 2010 Census,Biro Pusat Statistik, Jakarta, 2011. rising to 100,587 at the 2020 Cen ...
, Minahasa Regency
Minahasa Regency is a regency in North Sulawesi, Indonesia. Its capital is Tondano. It covers an area of 1,141.64 km2 and had a population of 310,384 at the 2010 Census; this rose to 347,290 at the 2020 Census.
Several cities and regencies r ...
, North Sulawesi
North Sulawesi ( id, Sulawesi Utara) is a province of Indonesia. It is located on the Minahasa Peninsula of Sulawesi, south of the Philippines and southeast of Sabah, Malaysia. It borders the Philippine province of Davao Occidental and Socc ...
, Indonesia
Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Gui ...
, roughly south of Manado
Manado () is the capital city of the Indonesian province of North Sulawesi. It is the second largest city in Sulawesi after Makassar, with the 2020 Census giving a population of 451,916 distributed over a land area of 162.53 km2.Badan Pusa ...
. Both rise above the Tondano
Tondano is the capital of Minahasa Regency, mainly in the district of West Tondano (Kecamatan Tondano Barat), in Sulawesi, Indonesia. The city is located in the highlands on the shores of Lake Tondano near Mount Tondano, and enjoys cool tempe ...
plain and are among active volcanoes of Sulawesi. Mount Lokon has a flat and craterless top. Its active crater is located on its foot, named "Tompaluan" crater.
History
Lokon formed during a period of andesitic volcanism on ring fractures resulting from the Tondano caldera's early to mid-Pleistocene collapse. Recently erupted material remains andesitic in composition and consists of ash plumes and, less commonly, pyroclastic flows and lava domes.
The volcano erupted on 15 July 2011, forcing thousands of people to evacuate.
The volcano again began showing signs of activity on 10 February 2012, and 19 September 2012 (11:01pm). An eruption occurred at 8:20, am the same day sending an ash plume two miles into the sky. Local residents have been evacuated from a two and a half mile exclusion zone around the volcano. An eruption occurred on 17 December 2012.
Indonesia
Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Gui ...
has 129 volcanoes including Mount Lokon. The eruption of Mount Lokon in 1991 killed a Swiss hiker and forced thousands of people to flee their homes.
See also
*List of volcanoes in Indonesia
The geography of Indonesia is dominated by volcanoes that are formed due to subduction zones between the Eurasian plate and the Indo-Australian plate. Some of the volcanoes are notable for their eruptions, for instance, Krakatoa for its globa ...
References
External links
Lokon-Empung
- Global Volcanism Program
Flowers of Tomohon
BBC report on eruption, 15 July 2011
Lokon Lokon Lokon Lokon Landforms of North Sulawesi Holocene stratovolcanoes {{NSulawesi-geo-stub