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USGS Says 7.5-Magnitude Quake Strikes Drake Passage

Tsunami centers report no active alerts as officials refine readings and check for impacts.

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epicenter of m7.5 earthquake drake passage august 22 2025
An earthquake hit the Drake Passage on Thursday

Overview

  • The undersea earthquake occurred in the Drake Passage between South America and Antarctica, with a depth of about 10 km according to the USGS.
  • Initial news reports cited magnitudes as high as 8.0 to 8.2, but those figures remain unconfirmed against the USGS’s 7.5 reading.
  • The National Tsunami Warning Center said there was no active threat or warning for the Puerto RicoVirgin Islands region at the time of its update.
  • Early coverage reported no immediate damage or injuries, with authorities continuing to assess coastal and maritime conditions.
  • The area has seen recent seismic activity, including a May event near southern Chile that triggered precautionary tsunami evacuations.