List of earthquakes in Washington (state)

Date	Location	MMI	(ML)	(Mw)	(Ms)	Lat	Long	Notes	Ref
1700-01-26	Pacific Northwest			8.7–9.2				Tsunami	[1]
1872-12-15	Washington (state)	IX	7.0			47.9°N	120.3°W		[2]
1877-10-12	Clark County	VII				45.75°N	122.5°W		[3]
1891-11-29	Puget Sound	VI				48.°N	123.5°W	Tsunami	NGDC
1909-01-11	Canada–United States border	VII	6.0			49.0°N	122.7°W		[3]
1939-11-13	Puget Sound	VII			5.75	47.5°N	122.5°W		[4]
1945-04-29	North Bend	VII			5.5	47.4°N	121.7°W		[4]
1946-06-23	Strait of Georgia	VIII			7.3	49.76°N	125.34°W		[4]
1949-04-13	Puget Sound	VIII		6.7		47.17°N	122.62°W		[5]
1962-11-06	Clark County	VII		5.2		45.64°N	122.59°W		[6]
1965-04-29	Puget Sound	VIII		6.7		47.4°N	122.3°W		[7]
1996-05-02	Duvall	VII	5.5			47.84°N	121.75°W		[8]
1999-07-03	Satsop	VII		5.8		48.9°N	123.23°W		[9]
2001-02-28	Puget Sound	VIII		6.8		47.09°N	122.58°W		[8]

References

1. Atwater, B. F.; Musumi-Rokkaku, S.; Satake, K.; Yoshinobu, T.; Kazue, U.; Yamaguchi, D. K. (2005). The Orphan Tsunami of 1700—Japanese Clues to a Parent Earthquake in North America. U.S. Geological Survey Professional Paper 1707. United States Geological Survey–University of Washington Press. p. 98. ISBN 978-0295985350.
2. Stover & Coffman 1993, pp. 380, 382–384
3. Stover & Coffman 1993, pp. 380, 384
4. Stover & Coffman 1993, pp. 380, 385
5. Stover & Coffman 1993, pp. 380, 385–387
6. Stover & Coffman 1993, pp. 380, 388
7. Stover & Coffman 1993, pp. 380, 388, 389
8. USGS (December 1, 2008), EXPO-CAT Earthquake Catalog, Version 2007-12, United States Geological Survey
9. USGS (September 4, 2009), PAGER-CAT Earthquake Catalog, Version 2008_06.1, United States Geological Survey

Sources

• NGDC, Significant Earthquake Database, National Geophysical Data Center, NOAA, doi:10.7289/V5TD9V7K
• Stover, C. W.; Coffman, J. L. (1993), Seismicity of the United States, 1568-1989 (Revised), U.S. Geological Survey Professional Paper 1527, United States Government Printing Office