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.

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.

There was no tsunami threat after Thursday's earthquake of magnitude 7.5 in the Drake Passage between South America and Antarctica, the Pacific Tsunami Warning Center said, following its brief warning for Chilean coastal areas.