UNITED STATES

Magnitude 8.2 quake strikes Alaska, tsunami warning issued

Aftershocks measuring 6.2, 5.6 also recorded

The quake was at a depth of 47 kilometers (29 miles) and its epicenter was 91 kilometers (56 miles) off Perryville, Alaska, according to the USGS. Illustration / AA

H. J. I. / AA

A tsunami alert has been issued after a powerful magnitude 8.2 earthquake struck off the coast of Alaska, the US Geological Survey (USGS) said early on Thursday.

The quake was at a depth of 47 kilometers (29 miles) and its epicenter was 91 kilometers (56 miles) off Perryville, Alaska, according to the USGS.

Two aftershocks with magnitudes of 6.2 and 5.6 have been recorded so far, it added.