5.2 Earthquake - South Atlantic Ocean, 172 km northwest of Smith, isla Island, Antarctica

"A strong magnitude 5.2 earthquake occurred in the South Atlantic Ocean 168 km (104 mi) from Antarctica in the evening of Tuesday, Aug 26, 2025 at 8.04 pm local time (GMT -4). The depth of the quake could not be determined, but is assumed to be shallow
.The quake was not felt (or at least not reported so)." W