NEW YORK, May 28 (Xinhua) -- An earthquake with a magnitude of 5.0 jolted 103 km N of Hihifo, Tonga, at 22:02:37 GMT on Tuesday, the U.S. Geological Survey said.

The epicenter, with a depth of 10.0 km, was initially determined to be at 15.03 degrees south latitude and 173.61 degrees west longitude.