Grenada’s submarine volcano is stirring

On Thursday, July 23rd from 1:25am to 3:00am local time, a strong continuous signal was observed on instruments monitoring the Kick ‘em Jenny submarine volcano. Signs of elevated seismicity (earthquakes) began on 11th July and continue to present.

For the period since the 11th July a total of more than 200 micro and small earthquakes, of varying magnitudes, have been recorded, with the largest, prior to the strong signal, less than magnitude 3.0. There have also been observations from divers of degassing occurring off the west coast of Grenada in the Moliniere Sculpture Park area.

This activity is being closely monitored by The UWI-SRC and further updates would be issued as more information becomes available.

As a result of the increased activities to at Kick em’ Jenny, the Government of Grenada has issued an alert to all Maritime interests to strictly observe the Kick em’ Jenny Volcano Exclusion Zone of five (5) kilometers around the summit of the volcano.

Current Alert Level: Orange

This is the second highest alert level, prior to an eruption.

This means that highly elevated level of seismic and/or fumarolic activity (Volcanic gases escaping into the environment) or other unusual activity.

Eruption may begin with less than twenty-four hours notice.

Current Action being taken by Authorities:

– All regional governments alerted through Disaster Coordinators and Venezuelan diplomatic missions.

– Sauteurs Observatory continuously manned.

– Continuous communication with NERO. (GRENADA and St. Vincent and the Grenadines).

– Summit area under continuous visual surveillance.

– Scientists and emergency personnel within exclusion zones maintain continuous contact with the Observatory.

Actions recommended by Public:

– Vulnerable communities advised of evacuation routes and transport put on standby.

– Local radio stations in Grenada, St. Vincent, barbados and Trinidad placed on alert.

– Public listens to local radio continuously for updates and visits the Seismic Research Unit website if possible.

– All shipping stays outside the first exculsion zone (1.5km from the summit).

– Non-essential shipping (pleasure craft etc) stays 5km clear of the summit (second exclusion zone).

– Visiting scientists who are not taking part in essential monitoring are regarded as non-essential.


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