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Timeline
X Demographics
Title |
Expected warning times from the ShakeAlert earthquake early warning system for earthquakes in the Pacific Northwest
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Published by |
US Geological Survey, January 2021
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DOI | 10.3133/ofr20211026 |
Authors |
McGuire, Jeffrey J., Smith, Deborah E., Frankel, Arthur D., Wirth, Erin A., McBride, Sara K., de Groot, Robert M. |
X Demographics
Geographical breakdown
Country | Count | As % |
---|---|---|
United States | 11 | 34% |
Guatemala | 1 | 3% |
United Kingdom | 1 | 3% |
Armenia | 1 | 3% |
India | 1 | 3% |
Unknown | 17 | 53% |
Demographic breakdown
Type | Count | As % |
---|---|---|
Members of the public | 28 | 88% |
Scientists | 4 | 13% |