Document Type
Report
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.
Publication Date
2-17-2021
Recommended Citation
Ruppert, Natalia A. and Gardine, Lea, "2020 Alaska Seismicity Summary" (2021). Alaska Earthquake Center Reports. 20.
https://ualaska.researchcommons.org/uaf_earthquake_reports/20
Handle
http://hdl.handle.net/11122/11865