Seismicity increased slowly since February 1991 and peaked in an earthquake swarm at Gede volcano between 29 April and 1 May 1991, but was not followed by an eruption. On its peak on 29-30 April, about 100 volcanic earthquakes (40 deep and 60 shallow) were recorded per day, an increase of a factor of 10 compared to normal levels. On 30th April 3 shocks were felt. Seismic activity returned to normal levels in May.
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Volcano Calendar 2019 We're proud to present our 2019 volcano calendar: 13 different and attractive images of volcanoes, volcanic landscapes and phenomena taken during volcano tours over the past few years.
Nyamuragira volcano photos Africa's version of Mauna Loa, Nyamuragira (or Nyamulagira) is a massive basaltic shield volcano neighboring Nyiragongo. It is one of the most active volcanoes in the world and has voluminous eruptions every few years.
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Improved multilanguage support
Thanks to your past donations, these features have been added recently:
Earthquake archive from 1900 onwards
Detailed quake stats
Additional seismic data sources
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