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Note: The inclusion criteria for adding events are based on WikiProject Earthquakes' notability guideline that was developed for stand-alone articles. The principles described also apply to lists. In summary, only damaging, injurious, or deadly events should be recorded.
Damaging earthquakes are well known in the Pacific Northwest, including several larger than magnitude 7, most notably the M9 1700 Cascadia earthquake and the M7.0–7.3 earthquake in about 900AD on the Seattle Fault. The M6.5 1965 Puget Sound earthquake shook the Seattle, Washington, area, causing substantial damage and seven deaths. This event ...
Multiple earthquakes of magnitude 3.0 and higher struck off the west coast in the Pacific Ocean in the early morning hours of Friday, Oct. 18., according to the Pacific Northwest Seismic Center.No ...
The tremor rattled homes just after 9 p.m. ... hard hit was a series of shallow earthquakes along the Columbia River just north of Richland ranging from 2.6 to 3.2 magnitude in 2011, all at depths ...
The Tacoma Fault Zone marks the south end of the Seattle Uplift, of which the similar and related Seattle Fault Zone marks the north end. This uplift is believed to be either a slab of rock about 15 km thick being pushed up a ramp, or a wedge being popped up between these two faults, by tectonic forces from the south or south-west as tectonic plates riding on top of the Juan de Fuca plate are ...
WA state has the second-highest risk of large earthquakes in the U.S., according to the Washington Department of Natural Resources.
A fault off the Pacific coast could devastate Washington, Oregon and Northern California with a major earthquake and tsunami. Researchers mapped it comprehensively for the first time.
Damage to a masonry building (Cadillac Hotel) in Seattle, from the 2001 Nisqually earthquake. Other recent work [34] indicates that the Seattle Fault can generate two types of earthquakes; both pose "considerable hazard" to the Seattle metropolitan region. The A.D. 900–930 earthquake is believed to be the only instance in the past 7,000 years ...