Two notable undersea earthquakes have struck off the northeastern coast of Taiwan.
It struck at 5:50 a.m. on August 5 Taipei time (2:50 p.m. on August 4 Vancouver time).
The U.S. Geological Survey measured it as a 5.8-magnitude quake.
At a depth of 10 kilometres (six miles), the epicentre was located 53 kilometres (33 miles) east of Yilan, Taiwan; 66 kilometres (41 miles) southeast of Keelung, Taiwan; and 81 kilometres (50 miles) southeast of Taipei, Taiwan.
It was followed six minutes later by a 5.1-magnitude quake in the same area.