1 You can only upload photos smaller than 5 MB. 2  You can only upload videos smaller than 600 MB. 3  You can only upload a photo (png, jpg, jpeg) or video (3gp, 3gpp, mp4, mov, avi, mpg, mpeg, rm).
Washington State Earthquake History. Major earthquakes in Washington since 1880 (source: USGS) On December 14, 1872, a strong earthquake in the Cascade Mountains caused damage at Victoria, British Columbia, and Seattle. It was felt over a very large area, about 390,000 square kilometers, extending as far south as Eugene, Oregon, and north into British Columbia, probably even into Alaska.
The 7.1 magnitude Olympia earthquake in 1949 is the largest earthquake to occur in the Seattle region since records began. Edit. Share to: 1  The Benefits of Taking Out a Commercial Earthquake Insurance Policy An earthquake is devastating to your business unless you have a commercial earthquake insurance policy in place.ou cannot define the strongest tsunami, since tsunami's are the  result of earthquakes which have their own ranking. You can however  rank the biggest tsunami's, the bigges â¦ t tsunami ever recorded  happened in 1958 in Lituya Bay, Alaska.