11:00AM EST: Two earthquakes with preliminary magnitudes of 6.9 and 6.8, respectively, struck off the coast of Papua New Guinea in the southwestern Pacific ocean Sunday, the U.S. Geological Survey reported.

The first quake occurred at a depth of 57 kilometers (35 miles), USGS said. The epicenter was about 114 kilometers (71 miles) from the city of Kandrian, Papua New Guinea.

The second quake hit very close to the first one, or 107 kilometers (67 miles) from Kandrian, the USGS, said.

A tsunami warning was issued for Indonesia as a result of the quakes, the Indonesian Meteorological and Geophysics Agency reported.

There were no immediate reports of damage of injuries.

(Source: CNN)