earthquake graph
© Flickr/ Matt Katzenberger
An earthquake of magnitude 6 struck off the Pacific island nation of Samoa on Tuesday, the United States Geological Survey said.

There were no immediate reports of casualties or damage in the quake, which the agency said hit at a depth of 89 km (55 miles) about 169 km (105 miles) southwest of the capital of Apia.

Reporting by Clarence Fernandez; Editing by Tom Hogue