( CNN ) -- A 7.3-magnitude earthquake struck early Friday in the Fiji islands region of the Pacific Ocean , the U.S. Geological Survey reported . According to the U.S.-based Pacific Tsunami Warning Center , `` a destructive tsunami was not generated , based on earthquake and historical tsunami data . '' The quake struck at a depth of 626 kilometers , or about 390 miles below the earth 's surface , the Geological Survey said on its website . Its epicenter was 74 miles south-southwest of Fiji 's Ndoi Island , 281 miles south-southeast of the Fijian capital , Suva , and 264 miles west of Nuku'alofa in Tonga , according to the U.S. agency 's estimations . It happened just after 7:30 a.m. Friday , or 3:30 p.m . ET . Initially , it was reported as 7.2 magnitude . Besides the U.S.-based Pacific Tsunami Warning Center , the Japan Meteorological Agency also did not release any tsunami warnings or advisories as a result of the quake .
The U.S. Geological Survey says its depth was 626 kilometers , or 390 miles . The Pacific Tsunami Warning Center says a `` destructive tsunami was not generated '' The quake 's epicenter was estimated as 74 miles south-southwest of Fiji 's Ndoi Island .