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    2020 Alaska Seismicity Summary

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    2020_Seismicity_Summary.pdf
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    Author
    Ruppert, Natalia A.
    Gardine, Lea
    Keyword
    Alaska, earthquake, seismicity
    Metadata
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    URI
    http://hdl.handle.net/11122/11865
    Abstract
    The Alaska Earthquake Center reported about 49,250 seismic events in Alaska and neighboring regions in 2020. The largest earthquake was a magnitude 7.8 event that occurred on July 22 in the Shumagin Islands region. It was followed by about 6,000 aftershocks including a magnitude 7.6 event on October 19. Other active spots include the 2018 M7.1 Anchorage, 2018 M6.4 Kaktovik, 2018 M7.9 Offshore Kodiak aftershock sequences, Purcell Mountains earthquake swarm, and Wright Glacier cluster northeast of Juneau.
    Table of Contents
    1. Abstract 2. Introduction 3. July 22 M7.8 and October 19 M7.6 Simeonof earthquakes 4. 2018 M7.1 Anchorage aftershock sequence 5. 2018 M6.4 Kaktovik aftershock sequence 6. 2018 M7.9 Offshore Kodiak aftershock sequence 7. Purcell Mountains earthquake swarm 8. Northeast Brooks Range earthquake swarm 9. Glacial seismicity and Wright Glacier cluster References
    Date
    2021-02
    Type
    Report
    Collections
    Alaska Earthquake Center Reports

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