02/11/1797 | 1797 Mentawai Earthquake


For the 1797 Mentawai earthquake, as well as its neighboring successor, estimates of magnitude, based on co-seismic uplift and stratigraphic records (Henstock et al., 2016 and Natawidjaja et al. 2006) range from 8.5-8.9 depending on source.

Events in the same region
Date Title Region Preferred Magnitude Quality*
1797 Feb 11th 1797 Mentawai Earthquake Sumatra 8.6 C
  • Henstock et al. (2016) -Henstock, T. J., McNeill, L. C., Bull, J. M., Cook, B. J., Gulick, S. P., Austin Jr, J. A., ... & Djajadihardja, Y. S. (2016). Downgoing plate topography stopped rupture in the AD 2005 Sumatra earthquake. Geology, 44(1), 71-74. - Link
  • GHEA (GHEC v1.0) -Albini P., Musson R.M.W., Rovida A., Locati M., Gomez Capera A.A., and Viganò D. (2014). The Global Earthquake History. Earthquake Spectra, May 2014, Vol.30, No.2, pp. 607-624. http://doi.org/10.1193/122013EQS297 - Link
  • Natawidjaja et al. (2006) -Natawidjaja, D. H., Sieh, K., Chlieh, M., Galetzka, J., Suwargadi, B. W., Cheng, H., ... & Ward, S. N. (2006). Source parameters of the great Sumatran megathrust earthquakes of 1797 and 1833 inferred from coral microatolls. Journal of Geophysical Research: Solid Earth, 111(B6). - Link
  • Newcomb and McCann (1987) -Newcomb K.R., McCann W. R., 1987. Seismic history and seismotectonics of the Sunda Arc. Journal of Geophysical Research, 92, 421-439. https://doi.org/10.1029/JB092iB01p00421 - Link
Event Characteristics
Preferred Magnitude 8.60 (8.00-8.90)
Epicenter -2.000°N, 99.000°E
Depth unknown
Tsunami yes
Paleo-Event no
Quality of Evidence C

Magnitude Range
Year Reference Magnitude
2016 Henstock et al. (2016) 8.8 (8.7-8.9)
2014 GHEA (GHEC v1.0) 8 (8-8.6)
2006 Natawidjaja et al. (2006) 8.5 (8.5-8.7)
1987 Newcomb and McCann (1987) 8.6

This table lists some of the most relevant publications in estimating the moment magnitude of this earthquake. If you think there are other important or new publications, please get in contact.