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.

Chile’s Navy Hydrographic and Oceanographic Service issued a tsunami precaution for the Chilean Antarctic territory following a 7.5-magnitude earthquake that struck 258 km (160 miles)northwest of Base

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.