A 6.5 magnitude earthquake struck east of the Kuril Islands on Thursday at a shallow depth of 10 km, the NCS reported. This follows a 6.3 quake in the region a day earlier.

Russia's Kamchatka Peninsula and surrounding Pacific Rim regions continued to experience seismic instability, with dozens of aftershocks being reported on Saturday by the United States Geological Survey (USGS).

The Geophysical Survey of the Russian Academy of Sciences reported that 30 aftershocks were recorded following the powerful earthquake that struck the Kamchatka Peninsula