The April 29, 1965 earthquake
M6.7near Dash Point, Washington
A magnitude 6.7 earthquake 39.9 miles deep, 0.5 miles off Pierce County. The 2nd strongest in Washington’s record since 1900, and the strongest within 50 miles since a magnitude 6.7 on April 13, 1949.
The earthquake
- Magnitude
- 6.7
- moment magnitude (mw)
- Depth
- 39.9 mi
- 64.2 km below the surface
- Local time
- Thursday, April 29, 1965
- 08:28 PDT; 15:28 UTC
- In Washington’s record
- 2nd
- strongest of 5,002 since 1900
USGS ANSS Comprehensive Earthquake Catalog, event iscgem858143 (“1 km ENE of Dash Point, Washington”). The USGS event page carries the ShakeMap, felt reports and the official summary.
Counties and cities within 50 miles
Distance from the epicentre to each county boundary (zero when inside) and to each city centre.
Counties
- Pierce CountyWA · 0.5 mi
- King CountyWA · 0.5 mi
- Kitsap CountyWA · 8.5 mi
- Mason CountyWA · 18.5 mi
- Thurston CountyWA · 20.4 mi
- Jefferson CountyWA · 30.5 mi
- Snohomish CountyWA · 31.3 mi
- Lewis CountyWA · 40.0 mi
- Island CountyWA · 40.2 mi
- Grays Harbor CountyWA · 40.7 mi
- Kittitas CountyWA · 44.3 mi
- Clallam CountyWA · 45.1 mi
Earthquakes around the epicentre
218 earthquakes of magnitude 3 or more within 50 miles of this epicentre since 1973.
Earlier earthquakes of magnitude 5 or more within 50 miles, strongest first
- April 13, 1949M6.7
- November 12, 1939M6.1
- February 14, 1946M5.8
- March 16, 1904M5.3
- July 17, 1932M5.2
- October 27, 1940M5.1
USGS ANSS Comprehensive Earthquake Catalog. Local time is the time zone of the county nearest the epicentre. Magnitudes are as the catalogue reports them.