Coastal regions of Chile are at risk of tsunami waves after a large earthquake in the body of water that connects the Atlantic and Pacific oceans.

A 7.5-magnitude earthquake struck the Drake Passage south of Chile and Argentina late Thursday, briefly prompting tsunami warnings before the threat subsided.

A 5.7-magnitude earthquake was reported early Tuesday in the Drake Sea, with its epicenter located 249 kilometers south of Puerto Williams, in the Magallanes and Chilean Antarctic Region. Following the seismic event,

Off the southern coast of Chile, three tectonic plates meet at a point known as the Chile Triple Junction. Two are oceanic plates, the Nazca and the Antarctic, which are separating in an active spreading center,