The United States Geological Survey reports a major, preliminary magnitude 7.5 earthquake struck in the South Atlantic Ocean

Earth Tremor in the Remote Southern Waters A powerful earthquake struck late on Thursday night in the remote waters of the Drake Passage, a stretch of ocean that lies between the southern tip of South America and the northern edge of Antarctica.

A major earthquake with a magnitude of 7.5 struck the remote Drake Passage late Thursday, August 2, 2025 prompting initial tsunami warning in parts of Antarctica before the threat was