An earthquake measuring 6.5 on the Richter scale hit West Nusa Tenggara province of Indonesia on Thursday morning, but there was no reports of casualities or losses of materials.
The quake took place at 8:06 local time, an official of the Meteorology and Geophysics Agency said.
The epicenter of the quake was located 16 km from Tenggara Raba, a town of the province, with a depth of 19 km under the sea.
There is no potential of tsunami, said the official.
At 3:19 am on Thursday, an earthquake measuring 5.1 on the Richter scale also hit Aceh province, Indonesia.
Indonesia is laid on a vulnerable quake-hit zone that is called "the Pacific Rim of Fire," where continental plates meet causing frequent seismic and volcanic activities.