SITUATION OVERVIEW

The latest Scientific Advisory from the UWI Seismic Research Centre (SRC) issued at 6:00 AM on 13th April, 2021, reported the following:

• Seismic activity at La Soufrière continued the pattern established yesterday (Monday 12th April), with short bands of continuous seismic tremor interspersed with long-period
earthquakes.

14 April 2021

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SITUATION OVERVIEW

• At 4:05am there was a huge Pelean style explosion accompanied by pyroclastic density currents on the south and south western flanks of the volcano
• The domes formed in 1979 and 2021 have been destroyed and a deep crater with a vent now exists
• Explosions are ongoing
• SRC has lost connection with 4 of its 8 seismic stations and new
  seismic stations will be installed when it is safe to do so
• The remaining 4 stations will provide the ability to monitor the
  activity and will be augmented by satellite imagery

13 April 2021

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SITUATION OVERVIEW

•Explosive events continue with significant venting of ash.
•Ashfall occurred in most areas of the island overnight and in the Grenadines, Barbados, Saint Lucia and Grenada.
•Rainfall has added to the weight of ash on buildings and the remobilization of material in streams, valleys and on hills.
•Scientists informed of possible pyroclastic flows on the eastern side of the island.
•There were some reports of individuals with respiratory concerns.

11 April 2021

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