The seismicity caused by an active volcano is a useful indicator of its current and future activity. However, it is a challenge to maintain a seismic network in such an environment and to obtain the most significant information possible. This article describes the seismic network and acquisition systems on Montserrat in the West Indies, which have recently undergone an upgrade after more than 10 years of monitoring.

Soufrière Hills Volcano on Montserrat is an andesitic dome-building volcano. Heightened seismicity was noted in 1992, and the current eruption started in 1995 (Young et al. 1998) with a dome growing...

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