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Volcano Calendar 2020
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Ol Doinyo Lengai volcano (Tanzania) - ash eruptions (18 January 2008)
During 17-19 January, we managed to stay on top of Lengai with a small group. During much of the time, the summit was in clouds, but on 18 January, the afternoon proved to be clear and Lengai started a phase of ash eruptions lasting from around 4pm to 8pm. A detailed report about the expedition and Lengai's acitivity in the time between 17 and 21 January can be found here
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The steep stratovolcano of Lengai volcano seen from the plain of the Rift Valley. (Photo: Tom Pfeiff... [info
Philip and our Maassai guide Peter examining one of the many fresh impacts on the southern slope of ... [info
The new ash cone is occupying all of the north crater. None of the former hornitos is there any more... [info
Zoom onto the crater walls. (Photo: Tom Pfeiffer) [info
Ash falls from eruptions during the past weeks have been concentrated in a sector west of the volcan... [info
The crater of the new ash cone on Lengai volcano. Most of the time, a very fine, dilute stream of sm... [info
A small group of climbers, perhaps unaware of their dangerous position, have climbed via the old nor... [info
The group from before is trying to descend back along the old route, but will have to give up: the s... [info
The group is crossing the crater,- they are just tiny spots in the picture. (Photo: Tom Pfeiffer) [info
The south crater, now a desolate expanse of ash with all vegetation killed... Our tent is on its rim... [info
Shortly after the small group has crossed the crater floor, bluish gas exits the crater and a minute... [info
Pulsating fingers of ash and blocks erupting silently from the crater. (Photo: Tom Pfeiffer) [info
An hour after the first explosions, the activity increases. Blocks and the finger-like initial ash j... [info
Feb 2007, one year earlier, the same view onto the north crater from the summit. The crater famous f... [info
Wind is bending the erupted ash plumes. (Photo: Tom Pfeiffer) [info
Peter and Philip watching the activity. The ash cloud is drifting to the west, making it rain more a... [info
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