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0770 (720-830) | 8th Century Cascadia Paleo-Earthquake

Description

Events in the same region
Date Title Region Preferred Magnitude Quality*
0190s 2nd Century Cascadia Paleo-Earthquake Cascadia 8.4 D
0450s 4th Century Cascadia Paleo-Earthquake Cascadia 8.8 D
0590s 6th Century Cascadia Paleo-Earthquake Cascadia 8.3 D
0770s 8th Century Cascadia Paleo-Earthquake Cascadia 8.9 D
1040s 10th Century Cascadia Paleo-Earthquake Cascadia 8.3 D
1220s 12th Century Cascadia Paleo-Earthquake Cascadia 8.9 D
1460s 15th Century Cascadia Paleo-Earthquake Cascadia 8.2 D
1530s 16th Century Cascadia Paleo-Earthquake Cascadia 8.7 D
1700 Jan 27th 1700 Cascadia Earthquake Cascadia 9 B
References
  • Rong et al. (2014) -Rong, Y., Jackson, D. D., Magistrale, H., & Goldfinger, C. (2014). Magnitude limits of subduction zone earthquakes. Bulletin of the Seismological Society of America, 104(5), 2359-2377. - Link
  • Goldfinger et al. (2012) -Goldfinger, C., Nelson, C.H., Morey, A.E., Johnson, J.E., Patton, J.R., Karabanov, E., Gutiérrez-Pastor, J., Eriksson, A.T., Gràcia, E., Dunhill, G., Enkin, R.J., Dallimore, A., and Vallier, T., 2012, Turbidite event history—Methods and implications for Holocene paleoseismicity of the Cascadia subduction zone: U.S. Geological Survey Professional Paper 1661–F, 170 p. (Available at https://pubs.usgs.gov/pp/pp1661f/). - Link
Event Characteristics
Preferred Magnitude 8.90 (8.90-9.06)
Epicenter 45.800°N, -125.800°E
Depth unknown
Tsunami yes
Paleo-Event yes
Quality of Evidence D
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Magnitude Range
Year Reference Magnitude
2014 Rong et al. (2014) 9.0 (8.9-9.1)

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