Shikotan, Russia — A magnitude 4.6 earthquake struck in the waters south-southwest of Shikotan early Friday, according to the U.S. Geological Survey.

What happened: The quake hit at 3:45 AM CDT Friday (8:45 AM UTC), centered about 64 kilometers south-southwest of Shikotan, Russia, at a depth of about 44 kilometers. No tsunami warning was issued for this event.

Impacts: No felt reports were listed by the USGS at the time of this report, and no damage reports were immediately available. The USGS recorded no tsunami threat from this earthquake.

What to do:

- If you feel shaking, drop, cover, and hold on until the shaking stops.

- After shaking ends, check for hazards such as broken glass, damaged walls, or gas leaks before moving around.

- Stay alert for aftershocks, which can follow in the hours after a quake.

- If you are near the coast and feel strong shaking, move to higher ground right away.

Source: U.S. Geological Survey (USGS), October 30, 2026.