Photo: USGS

NEW YORK, Aug. 22 (Xinhua) -- An earthquake with a magnitude of 7.2 jolted South Sandwich Islands region at 21:33:21 GMT on Sunday, the U.S. Geological Survey said.

The epicenter, with a depth of 10.0 km, was initially determined to be at 60.269 degrees south latitude and 25.039 degrees west longitude.