what was the cause of the soufriere hills eruption
The 1997 Soufriere Hills Eruption. In 1995, the Soufriere Hills volcano on the Caribbean island of Montserrat began erupting for the first time since the 17 th century, entering an active cycle that continues to the present day. The most devastating of the volcanoâs subsequent eruptions occurred on June 25, 1997.he eruptions affected the southern part of Montserrat with ash falls and pyroclastic flows. In August of that year, Plymouth was evacuated, but its residents were eventually allowed to return. Activity continued at Soufriere Hills for the next two years until the massive eruption of June, 1997.