An earthquake measuring 5.2 on the Richter scale jolted Mariana Islands at 0749 GMT on Saturday, the U.S. Geological Survey said.

The epicenter, with the depth of 10 km, was initially determined to be 12.491 degrees north latitude and 141.566 degrees east longitude.

The quake occurred after a 6.3-magnitude one hit the area nearby at 0730 GMT on Saturday.