"This Day In Weather History” is a daily podcast by The Weather Network that features unique and informative stories from host Chris Mei. On today's podcast, Chris Mei talks about the Great Alaskan tremor, its intensity and why it was so powerful, as well as the resulting aftermath and the limited casualities it caused. The quake's depth was shallow enough for its shock to be registered as far away as Seattle, generating seiches or standing waves in enclosed or partially enclosed bodies of water as far away as Texas and New Orleans. It is one of five uplifted terraces on the island, and a surf-cut. 3 event in date and location, this particular earthquake is regarded as a foreshock and was concluded to have likely been the catalyst that probably directly triggered the main shock.ĭue to the remoteness of the epicentre, there were no fatalities and only a few injuries. Muskeg-covered pre-earthquake marine terrace on Middleton Island at an altitude of 110-125 feet. However, due to its occurrence as close as it was to the Nov. The 1964 Alaska M 9.2 earthquake was the largest of five earthquakes of >M 7. So, by definition, any other quake registering a lower magnitude would be considered an aftershock. The magnitude of this quake measured 8.4 - 8.6 on the Richter Scale and was reported as a 9.2 Moment Magnitude (Mw). 23, there was a magnitude 6.7 magnitude earthquake centred on the Denali fault. In Prince William Sound, Port Valdez suffered a massive underwater landslide, resulting in the deaths of 32 people between the collapse of the Valdez city harbor and docks, and inside the ship that was docked there at the time. But were there warning signs of the massive quake? Eleven days prior, on Oct. It had a magnitude of 8.7 and triggered a tsunami of over 10 m on Shemya Island, 2 but caused very little damage. The earthquake registered a 7.9 magnitude - the largest recorded in the United States since the 1965 Rat Islands tremor. The 1965 Rat Islands earthquake occurred at 05:01 UTC, on 4 February (19:01, 3 February local time 1 ). The collection contains personal and professional papers, as well as audiotapes of broadcasts from March 1964 through 1965, concerning the earthquake and recovery efforts. It was officially called the Denali Earthquake because its epicentre was 66 km east-southeast of Denali National Park, Ala., the 49th state in the U.S. She later served in the Alaska legislature as state representative from 1969-1975 and state senator from 1975-1979. 3, 2002, the Great Alaskan tremor struck. Subscribe: Apple Podcasts | Amazon Alexa | Google Assistant | Spotify | Google Podcasts | iHeartRadio | Overcast 3, 2002 Great Alaskan earthquake registered a 7.9 magnitude - the largest recorded in the United States since the 1965 Rat Islands tremor. Map of southern Alaska showing the epicenter of the 1964 Alaska Earthquake (red star).
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