1985 Nahanni earthquakes
61°31′N 125°17′W / 61.51°N 125.29°W / 61.51; -125.29Type Reverse Areas affected Canada Max. intensity MMI VI (Strong) [1] Aftershocks Yes Casualties None
The 1985 Nahanni earthquakes is the name for a continuous sequence of earthquakes that began in 1985 in the Nahanni region of the Northwest Territories, Canada.[2] The largest of these earthquakes occurred on December 23, reaching 6.9 on the moment magnitude scale.[2] This is one of the most significant earthquakes in Canada during the 20th century.[3] The earthquakes had a long succession of aftershocks and jolts.[2] The earthquakes amazed both the general public and the earth science community and have been felt in the Yukon, Alberta, Saskatchewan, British Columbia, and southeastern Alaska.[2]
See also
References
- ^ "M 6.9 - Northwest Territories, Canada". earthquake.usgs.gov. U.S. Geological Survey. Retrieved 6 March 2022.
- ^ a b c d Natural Resources Canada: Rock and Roll in the N.W.T.: The 1985 Nahanni Earthquakes Archived 2009-02-10 at the Wayback Machine
- ^ Natural Resources of Canada: Significant Earthquakes in Canada Archived 2008-10-13 at the Wayback Machine
Sources
- Boore, D.; Atkinson, G. M. (1989), "Spectral scaling of the Nahanni earthquakes" (PDF), Bulletin of the Seismological Society of America, 79 (6): 1736–1761, doi:10.1785/BSSA0790061736
- Wetmiller, R. J.; Horner, R. B.; Hasegawa, H. S.; North, R. G.; Lamontagne, M.; Weichert, D. H.; Evans, S. G. (1988), "An analysis of the 1985 Nahanni earthquakes", Bulletin of the Seismological Society of America, 78 (2): 590–616, archived from the original on 2015-09-23, retrieved 2014-04-24
External links
- The International Seismological Centre has a bibliography and/or authoritative data for this event.
- v
- t
- e
- Mendoza (6.2, January 26)
- Algarrobo (8.0, March 3) †
- Rapel Lake (7.5, April 8)
- Luquan (6.3, April 18)
- Wuqia (7.4, August 23) †
- Mexico City (8.1, September 19) † ‡
- Kayrakkum (5.8, October 13)
- Nahanni (6.9, December 23)
† indicates earthquake resulting in at least 30 deaths
‡ indicates the deadliest earthquake of the year
‡ indicates the deadliest earthquake of the year