An earthquake of magnitude 7.2 struck in a remote area of Indonesia in the Banda Sea on Monday, but there were no initial tsunami warnings.
The quake hit at a depth of 220 km (136 miles), the USGS said. There were no immediate reports of damage or injury.
The Hawaii-based Pacific Tsunami Warning Center said in a bulletin a destructive Pacific-wide tsunami was not expected after the quake, which was initially recorded with a magnitude of 7.2.