Kick-’em-Jenny volcano showing signs of increased activity

THE UNIVERSITY of the West Indies, Seismic Research Center (UWI SRC) has advised the National Disaster Management Agency of Grenada (NaDMA) of increased seismic activity at the Kick-‘em-Jenny (KeJ) Submarine Volcano.

The unrest event began at 10:00 (local time) on the night of Wednesday August, 27, August 2025.

Approximately 800 tremors were detected during the period 10:00 p.m., on August 27, to 8:00 a.m., on August 28. The largest events measured so far are in the range of Magnitude 2.2–2.4.

There have been no reports of these tremors being felt in Grenada. While activity is continuing, its intensity has decreased compared to the start of the unrest.The UWI SRC said in the bulletin issued that it will continue to monitor the Submarine Volcano and provide updated analyses of the situation.

Based on the information from UWI SRC, the alert level for Kick-‘em-Jenny remains atYELLOW.This means that all marine interests should maintain the exclusion zone of 1.5 km. The last period of unrest at Kick-’em-Jenny occurred between February 10- 14, February 2024, during which over 3,400 events were recorded. The maximum magnitude then was 3.3, and no T-phases (explosion signals) were observed.

The National Disaster Management Agency (NaDMA) said they will continue to monitor the situation and provide updates to the public.

Kick-‘em-Jenny Submarine Volcano Alert Levels: GREEN – Volcano is quiescent, seismic and fumarolic (steam vent) acti