HONG KONG, April 20 (Xinhua) -- An earthquake with a magnitude of 5.2 jolted 47 km ENE of Luganville, Vanuatu at 00:34:34 GMT on Monday, the U.S. Geological Survey said.

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The epicenter, with a depth of 108.64 km, was initially determined to be at 15.3401 degrees south latitude and 167.5595 degrees east longitude.