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Volcano Calendar 2020
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Raung volcano (East Java, Indonesia): photos August 2015
With a small group we climbed Raung
during 14-15 August 2015. The hike involves approx. 20 km trekking and almost 2000 m climbing along a mostly overgrown path as only few people visit this spectacular volcano, even though it is one of Indonesia's most active ones.
We might have witnessed the end of the large 2015 summit eruption, which during June-early August produced large lava flows, lava fountains and significant ash plumes.
In the morning of 14 August, the volcano is very active, producing ash plumes every few minutes. We ... [info
After several hours, we are at the steeper lower slope of the Raung stratovolcano. Only occasionally... [info
A large canyon is cut into the northern slope, exposing a steep wall several hundred meters tall. (P... [info
As we continue to climb, Raung continues to greet us with ash puffs. (Photo: Tom Pfeiffer) [info
The last 300 m of the volcano are barren rock and sandy ash. (Photo: Tom Pfeiffer) [info
On the final ascent towards the crater rim. (Photo: Tom Pfeiffer) [info
View of the immense, 2 km wide summit crater, a small caldera surrounded by steep walls 4-500 m deep... [info
Frequent ash eruptions produce a plume rising a few hundred meters and drifting SW. (Photo: Tom Pfei... [info
View of the eastern crater walls. (Photo: Tom Pfeiffer) [info
Ash eruption in the early afternoon. (Photo: Tom Pfeiffer) [info
Raung volcano, East Java, Indonesia: The new cinder cone has two main vents; the smaller to the SW w... [info
Dark jets of ash and blocks as well as white steam expelled suggest that interaction of magma and wa... [info
Close-up of an eruption from the SW vent. (Photo: Tom Pfeiffer) [info
View of the flat lava flow, no longer active, as it had touched the eastern caldera wall. (Photo: To... [info
Rim of Raung volcano's large summit caldera (July 2015, East Java, Indonesia) (Photo: Tom Pfeiffer) [info
In the late afternoon, activity stops and did not resume (at least until 16 Aug when we had last dis... [info
View towards the extinct neighbor volcano Gunung Suket (2950 m) to the NE of Raung. (Photo: Tom Pfei... [info
Sunset light on the eastern caldera walls of Raung volcano (East Java, Indonesia) (Photo: Tom Pfeiff... [info
Two very weakly active effusive vents inside the main crater feed tiny lava flows - no other signifi... [info
View from the basecamp at night, at 2750 m elevation near the end of the vegetation, illuminated by ... [info
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