Seattle earthquakes: A recap of earthquakes from 1700-2024

Seattle and the Northwest have had several large earthquakes. Here is a recap of some of the big ones, primarily from HistoryLink.org.

2001: At 10:54 a.m. on February 28, 2001, a deep earthquake centered near the Nisqually Delta northwest of Olympia startles the entire Puget Sound region and causes more than $1 billion in damage to area buildings and roads. The 40-second quake, calibrated at a magnitude of 6.8 on the revised Richter Scale, injures an estimated 200 persons in the region, and is cited as the cause of a fatal heart attack in Burien. Hardest hit structures are located in Olympia, including the State Capitol, and in Seattle’s historic Pioneer Square. The quake is the strongest since 1949, although a “weaker” 1965 temblor caused more damage and was blamed for seven deaths. (See the full text by Walt Crowley and sources here.

Seattle and the Northwest have had several large earthquakes. Here is a recap of some of the big ones, primarily from HistoryLink.org.

2001: At 10:54 a.m. on February 28, 2001, a deep earthquake centered near the Nisqually Delta northwest of Olympia startles the entire Puget Sound region and causes more than $1 billion in damage to area buildings and roads. The 40-second quake, calibrated at a magnitude of 6.8 on the revised Richter Scale, injures an estimated 200 persons in the region, and is cited as the cause of a fatal heart attack in Burien. Hardest hit structures are located in Olympia, including the State Capitol, and in Seattle’s historic Pioneer Square. The quake is the strongest since 1949, although a “weaker” 1965 temblor caused more damage and was blamed for seven deaths. (See the full text b Walt Crowley and sources here.

Numerous significant earthquakes have struck the Northwest including Seattle. This is a summary of a few of the more significant ones, mostly from HistoryLink.org. 2001: On February 28, 2001, at 10:54 a.m., a deep earthquake near the Nisqually Delta, northwest of Olympia, startles the entire Puget Sound region and damages local roads and structures to the tune of over $1 billion. A fatal heart attack in Burien is attributed to the 40-second earthquake, which was recorded at a revised Richter Scale of 6.8. An estimated 200 people are injured in the area. The State Capitol and other major buildings in Olympia, as well as Pioneer Square in Seattle, are the hardest impacted. This earthquake is the greatest since 1949, however in 1965 there was a “weaker” tremor that

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