Plymouth, Montserrat mud and lava would have been scorched and left completely non-arable by the heat of the pyroclastic flows. Plymouth was abandoned and the entire southern half of the island was declared an exclusion zone because of the continuing volcanic activity at the Soufrière Hills. The government of the island was moved to Brades, although Plymouth remains the "de jure" capital. , a new port and capital are under construction at Little Bay, on the island's northwest coast. The destruction of Plymouth caused severe economic problems for the island of Montserrat. Plymouth had been by far the largest settlement on the
Barren Island (Andaman Islands) National Institute of Oceanography (NIO) spotted the volcano erupting on 23 January 2017. Abhay Mudholkar, the head of the team, said, "The volcano is erupting in small episodes of about five to ten minutes. During the day, only ash clouds were observed. However, after sundown, red lava fountains were spewing from the crater into the atmosphere and hot lava flowed streaming down its slopes." Based on Ar-Ar dating of samples from Barren Island it is now established that the oldest subaerial lava flows of the volcano are 1.6 million years old and the volcano is located on an oceanic crust