BEIJING, Jan. 24 (Xinhua) -- An earthquake with a magnitude of 5.1 jolted 4 km WSW of Petite Riviere de Nippes, Haiti at 1406 GMT on Monday, the U.S. Geological Survey said.

The epicenter, with a depth of 9.71 km, was initially determined to be at 18.4646 degrees north latitude and 73.2743 degrees west longitude.