A significant magnitude 7.5 earthquake struck the Drake Passage on August 21, 2025, triggering tsunami alerts for Chile's coast. The passage, a crucial waterway between South America and Antarctica, is known for its turbulent waters and active tectonics.

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 7.5 magnitude earthquake struck off the southern tip of South America, in the Drake Passage, the U.S. Geological Survey (USGS) reports, striking at the shallow depth of 10 kilometers. Chile has also issued a tsunami threat advisory.