A powerful magnitude 6.6 earthquake struck Friday north of an isolated Ascension Island in the South Atlantic, the US Geological Survey said The shallow 6.2-mile-deep quake near the volcanic island was reported at 2:59 a.m. UTC.The US National Oceanic and Atmospheric Administration said there was no tsunami danger for the US east coast, the Gulf of Mexico states or the eastern coast of Canada based on the quake's location. There was no immediate tsunami warning issued by the Pacific Tsunami Warning Center after the quake, which hit at a depth of about 19 km (12 miles).
A magnitude 6.4 earthquake strikes west of the Pacific Island of Tonga. There are no immediate reports of casualties or damage.