[4] The earthquake was felt throughout most of southern Alaska, including the major cities of Anchorage and Fairbanks, and parts of neighboring British Columbia.

[5][6] The earthquake prompted tsunami warnings and advisories for Alaska, British Columbia, Washington, Oregon, California, and Hawaii.

[8] According to the United States Geological Survey, the earthquake occurred 175 miles (282 km) southeast of Kodiak, Alaska at 12:31 AM local time (AKST).

[7] The earthquake woke people in Anchorage, 350 miles (560 km) from the epicenter, and was felt as far as Fairbanks to the northeast and British Columbia to the southeast.

Communities on Kodiak Island and other coastal areas on the Gulf of Alaska and Cook Inlet were evacuated after warning sirens were activated.

[5] An unrelated power outage at the Alaska Earthquake Center in Fairbanks caused some alerts to be delayed, while its website was overwhelmed by the number of users.