CDEMA Situation Report #21 – Explosive Eruption at La Soufrière, St. Vincent and the Grenadines (April 22nd, 2021 – 8:00 pm)
The 6:00 PM Scientific Advisory from the UWI Seismic Research Centre (SRC) issued on 22nd April, 2021 reported the following:
Seismic activity at La Soufrière, St Vincent continued the pattern established after the explosive activity on 18 April.
Small long period and hybrid earthquakes continue to be recorded, with their rate of occurrence gradually increasing.
High level seismic tremor started at 11:09 am, generated by explosive activity, and lasted for about 20 minutes.
A vertical explosive eruption plume rose slowly above the crater eventually reaching a height of about 8 km.