SITUATION OVERVIEW
The 6:00PM Scientific Advisory from the UWI Seismic Research Centre (SRC) issued on 18th April, 2021, reported the following:
- The swarm of long-period and hybrid earthquakes continued at La Soufrière, St Vincen with no significant change in their rate of occurrence. Occasional small volcano-tectonic earthquakes were still being recorded.
- An episode of explosive activity generated a period of high-level tremor starting at 4:49 pm on 18 April (Figure 1). The resulting eruption plume rose to above 8km and drifted to the south and southwest of the island.
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