Powerful Quake Rattles South Atlantic, Spurs Tsunami Advisory

A magnitude 7.5 earthquake struck in the South Atlantic Ocean near the Drake Passage, prompting Chilean authorities to issue a tsunami advisory. This temblor occurred at 11:16 pm local time without immediate reports of damage or casualties. Chile and Argentina are monitoring the situation closely.


Devdiscourse News Desk | Buenosaires | Updated: 22-08-2025 10:17 IST | Created: 22-08-2025 10:17 IST
Powerful Quake Rattles South Atlantic, Spurs Tsunami Advisory
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A preliminary magnitude 7.5 earthquake struck the South Atlantic Ocean late Thursday, according to the United States Geological Survey. In response, Chilean authorities issued an advisory for a potential tsunami along parts of Antarctica.

The quake, occurring at 11:16 pm local time, was about 710 kilometers southeast of Ushuaia, Argentina, in the Drake Passage, a critical waterway connecting the South Atlantic and South Pacific Oceans. It occurred at a depth of 10.8 kilometers.

The impacted area is remote, with no immediate damage or casualty reports. Officials in Chile and Argentina, the countries closest to the quake, continue to monitor developments. The Drake Passage is less quake-prone but remains a highly active seismic zone.

(With inputs from agencies.)

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