Montserrat Volcano Observatory


Daily Report
Report for the period 5 p.m. 20 October
to 5 p.m. 21 October 1998


Last night at 10:41 pm there was a collapse down Gages Valley towards Plymouth. The activity lasted for about 15 minutes and produced an ash plume that caused thunder and lightning. Ash fell in Old Towne as well as further to the south. The pyroclastic flow reached about 3 km from the dome to the edge of Parsons.

Over the 24 hour period from 16:00 yesterday, 2 volcano-tectonic earthquakes, 19 rockfalls and 2 long-period earthquakes were recorded on the seismic network.

Residents of Montserrat should continue to check Radio ZJB in case of sudden developments in the state of the volcano.


Montserrat Volcano Observatory