The volcano erupted on Monday morning, emitting an ash plume to a height of 1.5 km above the crater.
According to experts, the volcano poses no danger to residential areas. The nearest town of Severo-Kurilsk is situated 70 km from the volcano. Several earthquakes have been registered in the area.
Since the 19th century, eight large explosive eruptions at Chikurachki have been recorded, the latest was in 2002, which resulted in a heavy ash plume falling on the deserted village of Podgorny on the Pacific coast.
The area of Kuril Islands is characterized by active volcanic eruptions. There are currently 36 active volcanoes on the Kuril chain, and at least seven others are also considered to be dangerous, including the Mendeleyev, Golovnin, Tyatya, Grozny, Baransky, Chirip.