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Pyroclastic flow at Sinabung yesterday at 18:20 (image: @endrolewa / twitter)
Wednesday, Apr 29, 2015
A series of strong pyroclastic flows occurred yesterday 28 April 2015, reaching 3-4.5 km distance. The largest, at 18:20 local time touched and burnt the (evacuated) village of Guru Kinayan on the southern slope of the volcano. ... [more]
Seismicity at Dempo volcano (PVMBG)
PVMBG raised the alert level of the volcano to 2 (waspada, "watch" on a scale of 1-4) because of increased seismic activity (mainly tremor and volcanic-tectonic earthquakes). ... [more]
  • Sumatra volcano news page

Gunung berapi Sumatera (Indonesia)

Major active volcanoes of Sumatra. (Basemap created using UNAVCO map tool featuring Face of the Earth).
Major active volcanoes of Sumatra.

Pulau Weh

Seulawah Agam
Seulawah Agam adalah Stratovolcano aktif yang terletak di ujung barat laut Sumatera. Dibangun dalam kaldera Teuba lam remaja. Memiliki kawah puncak luas hutan 400 m dan kawah di 650 m pada sisi NNE, kawah Van Heutsz, yang telah aktif fumarol. Aktivitas terakhir Seulawah Agam mung... [lebih]

Gunung Puet Sague
(kompleks Gunung)
Peuet Sague is a large volcanic complex that rises to 2801 m in NW Sumatra. [lebih]

Gunung Geureudong
The massive Bur ni Geureudong volcanic complex, one of the largest in northern Sumatra, consists of the two adjacent volcanoes of Bur ni Geureudong and Bur ni Telong. [lebih]

The Gayolesten fumarole field is located on the flanks of the Pleistocene Gunung Kembar volcano. [lebih]

Sibayak and Pinto are twin volcanoes within a compound caldera open to the north. [lebih]

Sinabung is a typical stratovolcano in northern Sumatra next to the town of Berastagi. [lebih]

Toba volcano has produced the largest known volcanic eruption on earth during the past 2 million years. [lebih]

(kubah lava)
Imun is a single small dacitic and/or rhyolitic cone south of Lake Toba with a youthful, undissected morphology, and is considered to be of late-Pleistocene or Holocene age (Aldiss et al., 1983). Source: Smithsonian GVP [lebih]

Helatoba-Tarutung, Tapanuli Utara
(fumarolik dengan bidang)
Helatoba-Tarutung, located in northern Sumatra south of Lake Toba, is a group of sulfurous hot springs along a 40-km-long, NNW-SSE-trending stretch of the Renun-Toru fault zone. [lebih]

Gunung Sibualbuali
Sibualbuali is an eroded Pleistocene stratovolcano with two solfatara fields on the eastern flank. [lebih]

Gunung Lubukraya
(Stratovolcano, kubah lava)
Lubukraya is a well-defined andesitic stratovolcano of latest Pleistocene to possibly Holocene age with a broad crater breached to the south and a prominent lava dome at the southern foot of the volcano (Aspden et al. 1982). [lebih]

Gunung Sorik Marapi
Sorikmarapi is a forested stratovolcano with a 600-m-wide summit crater containing a crater lake and substantial sulfur deposits. [lebih]

(piroklastik kerucut)
The Sarik volcanic andesitic/basaltic center consists of two young cones with vegetated, but uneroded surfaces. [lebih]

Talakmau (also known as Talamau) is a massive compound volcano rising above the western coastal plain of Sumatra. [lebih]

Gunung Marapi (not to be confused with the better-known Merapi volcano on Java) is Sumatra's most active volcano. [lebih]

Tandikat and its twin volcano to the NNE, Singgalang, lie across the Bukittinggi plain from Marapi volcano. [lebih]

Talang, which forms a twin volcano with the extinct Pasar Arbaa volcano, has two crater lakes on its flanks. [lebih]

The 3800-m-high Gunung Kerinci in central Sumatra is oIndonesia's highest volcano and one of the most active in Sumatra. [lebih]

Gunung Hutapanjang
(Stratovolcano, kaldera)
Huatapanjang stratovolcano, located to the NW of Sumbing volcano, is classified as active by Rock et al. (1982) and Posavec et al. (1973), with no additional information. Little is known of this central Sumatran volcano. It is not sure if the 2009 6.8 R earthquake was connected t... [lebih]

Smaller than its prominent namesake on Java, Sumatra's Sumbing volcano has a complicated summit region containing several crater remnants and a 180-m-long crater lake. [lebih]

The compound Belerang-Beriti volcano rises above the Semalako Plain in SW Sumatra, forming a NW-SE-trending massif that contains a 1.2-km-wide crater breached to the NE. [lebih]

Pendan is a little-known volcano in central Sumatra that is listed as an active volcanic center by Rock et al. (1982) and Posavec et al. (1973), with no additional information. Source: Smithsonian GVP [lebih]

Bukit Daun
Located in a sparsely populated region of Sumatra, Bukit Daun forms a twin volcano with Gedang volcano. [lebih]

Kaba, a twin volcano with Mount Hitam, has an elongated summit crater complex dominated by three large historically active craters trending ENE from the summit to the upper NE flank. [lebih]

Dempo is a prominent 3173-m-high stratovolcano that rises above the Pasumah Plain of SE Sumatra. [lebih]

Bukit Lumut Balai
Bukit Lumut Balai is a heavily eroded volcano consisting of three eruption centers, two on Bukit Lumut and one on the NE side of Bukit Balai, 5 km to the east. Large lava flows occur on the north side of Bukit Balai. [lebih]

Patah is a heavily forested, dissected Quaternary volcano SE of Dempo volcano. [lebih]

Gunung Besar is a 1899-m-high volcano in SE Sumatra with a minor sulfur deposit in its crater. [lebih]

Gunung Semuning (Ranau kaldera)
(Stratovolcano, kaldera)
Ranau is an 8 x 13 km caldera partially filled by the crescent-shaped Lake Ranau. [lebih]

Gunung Sekincau
Sekincau volcano was constructed near the southern rim of the small NW-SE-trending double Belirang and Balak calderas, 2 and 2.5 km wide, respectively. [lebih]

The 8 x 16 km Suoh depression appears to be primarily of tectonic origin, but contains historically active maars and silicic lava domes along its margins. [lebih]

Hulubelu is an elliptical, 4-km-long caldera or volcano-tectonic depression in SE Sumatra. [lebih]

Rajabasa is a prominent, isolated volcano along the Sunda Strait at the SE-most tip of Sumatra. [lebih]

Vulkanisme di Sumatera

Daerah ini tectonically negara yang paling aktif di bumi,
Gunung berapi paling aktif Sumatera adalah Marapi dan Karinci, diikuti oleh gunung berapi Talang dan Kawa.
Simplified tectonic map of the Indian Ocean and Sumatra, movements of tectonic plates, the Sunda Trench, location of the great 2004 earthquake, and volcanoes in Sumatra. (USGS)
Simplified tectonic map of the Indian Ocean and Sumatra, movements of tectonic plates, the Sunda Trench, location of the great 2004 earthquake, and volcanoes in Sumatra. (USGS)

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