SAN FRANCISCO - A Tsunami warning was canceled as a 7.8-magnitude earthquake hit 99 km southeast of Perryville, Alaska at 0612 GMT Wednesday, according to the US Tsunami Warning Center.

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The tsunami warnings were issued for parts of the coastal regions of South Alaska, the Alaska Peninsula, and the Aleutian Islands following the quake.

The center said a tsunami was generated, but no longer posed a threat in an updated information, adding that some areas may continue to see small sea level changes.

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The epicenter, with a depth of 10.0 km, was initially determined to be at 55.1046 degrees north latitude and 158.4725 degrees west longitude.