5.7-magnitude quake hits 251 km W of Sitka, Alaska -- USGS

NEW YORK, Sept. 11 (Xinhua) -- A 5.7-magnitude earthquake jolted 251 km W of Sitka, Alaska at 20:32:12 GMT on Tuesday, the U.S. Geological Survey said.

The epicenter, with a depth of 11.93 km, was initially determined to be at 57.0824 degrees north latitude and 139.4841 degrees west longitude.