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Semeru volcano
Stratovolcano 3676 m (12,060 ft)
East Java, Indonesia, -8.11°S / 112.92°E
Current status: erupting (4 out of 5)
Semeru webcams / live data | Volcano videos | Books | Tours
Semeru volcano eruptions:
1818, 1829, 1830, 1832, 1836, 1838, 1842, 1844, 1845, 1848, 1849(?), 1851, 1856, 1857, 1865, 1866(?), 1887, 1887, 1888, 1889-91, 1892, 1893, 1893-94, 1895, 1896, 1897, 1899, 1899, 1900, 1901, 1903, 1904, 1905, 1907, 1908, 1909-10, 1910-11, 1911, 1912, 1913, 1941-42, 1945, 1946, 1946-47, 1950-64, 1967-ongoing
Typical eruption style:
Explosive. Near constant strombolian activity, occasionally stronger explosions, lava flows and pyroclastic flows.

Semeru volcano tours:
From Krakatau to Bali (16-days study and photo tour to Java, Indonesia)
Volcanoes of Java (17-days walking and trekking tour on Java)
Volcanoes of East Java (4-5 days walking tour to Bromo, Semeru and Ijen)
Bromo, Semeru, Ijen (trekking tour to Semeru, Bromo, Ijen volcanoes (East Java))

Semeru volcano (East-Java, Indonesia): lava flow active on southern slope

Mon, 10 Oct 2016, 16:40
16:40 PM | BY: T
Semeru's lava flow on the southern slope (image: VSI webcam)
Semeru's lava flow on the southern slope (image: VSI webcam)
The lava flow on 25 Sep (image: Aravind P.)
The lava flow on 25 Sep (image: Aravind P.)
A lava flow is again active on the southern slope of the volcano. After similar activity during the first half of the year, the lava flow stopped around early August, but reappeared in September. At the moment it has a length of approx. 1500 m and can be seen from the south.
Explosive activity is present as well, but only in the form of weak strombolian explosions at the summit vent.

Previous news

Fri, 29 Jul 2016, 08:08
Semeru volcano (East-Java, Indonesia): mild strombolian activity in summit crater
Weak explosive activity at Semeru on 26 July 2016 (image: Yoga Ikhsanto / facebook)
During an ongoing tour in East Java, our small group observed glow and mild explosive (strombolian) activity from Semeru volcano's summit crater. The lava flow in the southern ravine was inactive. ... read all
Mon, 13 Jun 2016, 11:04
Semeru volcano (East-Java, Indonesia): Swiss climber missing for 10 days
Access to the mountain was closed after a 26 year-old Swiss climber has been missing for 10 days now since he climbed the volcano on 3 June. ... read all
Wed, 1 Jun 2016, 15:24
Semeru volcano (East-Java, Indonesia): continuing lava flow and small explosions
View of Semeru's lava flow on the southern flank (PVMBG webcam)
The activity has not changed significantly for several months at Java's highest and most active volcano. The lava flow on the upper southern flank of the volcano remains active. Due to the steep incline, incandescent rockfalls from its side and front are relatively frequent. ... read all
Sun, 14 Feb 2016, 09:57
Semeru volcano (East-Java, Indonesia): large pyroclastic flow
A pyroclastic flow (hot avalanche of fragmented volcanic material) occurred on the volcano's southern side yesterday morning, reaching 4.5 km length and producing an ash plume that rose to 26,000 ft (8 km) altitude. Darwin VAAC raised the aviation color code to RED. ... read all
Mon, 9 Nov 2015, 16:58
Semeru volcano (East-Java, Indonesia): lava dome continues to grow
The active lava dome inside Semeru's crater in early Nov 2015 (image: Andi / VolcanoDiscovery Indonesia)
The lava dome inside the summit crater continues to grow slowly. Andi climbed the volcano a few days ago and observed continuous degassing, sometimes followed by minor explosions. ... read all
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