Updated

The National Tsunami Warning Center says there is no tsunami danger for Hawaii, Alaska, British Columbia, Washington, Oregon and California following a powerful earthquake off Japan's east coast.

The center says the evaluation is based on information about the quake and historic tsunami records.

The magnitude-7.3 quake struck at 10:10 a.m. PDT Friday, which was early Saturday morning in Tokyo. The quake occurred under the ocean off Honshu, Japan.