02/16/1099 | 1099 Nankaido Earthquake


This earthquake is debated by literature and either referred as the second half of the 11th Century Nankaido double earthquake. Something which also occurred in the late 15th century. In all sources, this earthquake is considered to be smaller than its 1096 predecessor.

Events in the same region
Date Title Region Preferred Magnitude Quality*
0684 Nov 29th 684 Nankaido Earthquake Nankaido 8.4 C
0887 Aug 17th 887 Nankaido Earthquake Nankaido 8.6 C
1096 Dec 17th 1096 Nankaido Earthquake Nankaido 8.3 C
1099 Feb 16th 1099 Nankaido Earthquake Nankaido 8.2 C
1293 May 20th 1293 Nankaido Earthquake Nankaido 8 D
1361 Jul 26th 1361 Nankaido Earthquake Nankaido 8.4 C
1498 1498 Meio earthquake Nankaido 8.3 B
1605 Feb 03rd, 20:53 1605 Keicho Earthquake Nankaido 7.9 C
1707 Oct 28th, 14:53 1707 Hoei Earthquake Nankaido 8.7 C
  • 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
  • NGDC - - Link
Event Characteristics
Preferred Magnitude 8.20 (8.00-8.40)
Epicenter 33.000°N, 135.500°E
Depth unknown
Tsunami yes
Paleo-Event no
Quality of Evidence C

Magnitude Range
Year Reference Magnitude
2014 GHEA (GHEC v1.0) 8.2 (8-8.2)
2010 NGDC 8.4

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.