NEW YORK, Feb. 4 (Xinhua) -- An earthquake with a magnitude of 5.7 jolted 26 km south of Duran, Ecuador, at 17:45:47 GMT on Monday, the U.S. Geological Survey said.

The epicenter, with a depth of 63.65 km, was initially determined to be at 2.4347 degrees south latitude and 79.813 degrees west longitude.