A strong earthquake measuring 6.1 on the Richer scale rocked Indonesia's eastern region of Papua province at 12:36 a.m. local time (0336 GMT) on Sunday at a depth of 39 km, 128 km northwest the provincial capital of Manokwari, Indonesian meteorology and geophysics agency said.
No report on injured person or damaged building was reported so far. "The earthquake in Papua has nothing to do with that in Sumatra. The tectonic plates in both incidents are different," Suharjono, the official of the agency said.
The powerful 7.6 magnitude earthquake that rocked West Sumatra province that occurred on Wednesday killed more than 500 people with thousands others feared dead as they were still trapped under the rubble of while the rescue teams from across the world try to discover them from underneath buildings collapsed by the quake and landslide.
Indonesia homed by over 230 people lies on a vulnerable quake-hit zone, where two continental plates meet that cause frequent seismic and volcanic movements.