No Tsunami Threat to Hawai‘i After 7.5 Alaska Earthquake

Updated: October 1, 2022

PC: Pacific Tsunami Warning Center.

There is no tsunami threat to Hawaiʻi after a 7.5 (preliminary magnitude 7.4) earthquake reported at 10:55 a.m. on Monday, Oct. 19, 2020 south of Alaska.

The Pacific Tsunami Warning Center says a tsunami threat exists for parts of the Pacific located closer to the earthquake; however, based on all available data, there is no tsunami threat to Hawaiʻi.

The notification will be the only statement issued for the event, unless additional data are received.

The USGS reports that the quake was located:

• 91.5 km (56.8 mi) NW of Sand Point, Alaska, United States
• 925.7 km (575.2 mi) NE of Anchorage, Alaska, United States
• 946.1 km (587.9 mi) NE of Eagle River, Alaska, United States
• 960.5 km (596.8 mi) NNE of Knik-Fairview, Alaska, United States
• 1586.2 km (985.6 mi) ENE of Juneau, Alaska, United States

Alaska earthquake. PC: USGS.

Original source: https://mauinow.com/2020/10/19/no-tsunami-threat-to-hawaii-after-7-5-alaska-earthquake/