events

The 8.7–9.2 Mw Cascadia earthquake takes place off the west coast of North America, as evidenced by Japanese records.

Seismic magnitude scales

Scales to describe earthquake strength

Seismic magnitude scales are used to describe the overall strength or "size" of an earthquake. These are distinguished from seismic intensity scales that categorize the intensity or severity of ground shaking (quaking) caused by an earthquake at a given location. Magnitudes are…
Source: Wikipedia (CC BY-SA)

1700 Cascadia earthquake

Megathrust earthquake in the Pacific Northwest region

The 1700 Cascadia earthquake occurred along the Cascadia subduction zone on January 26, 1700, with an estimated moment magnitude of 8.7–9.2. The megathrust earthquake involved the Juan de Fuca plate from mid-Vancouver Island, south along the Pacific Northwest coast as far as…
Source: Wikipedia (CC BY-SA)

North America

Continent

North America is a continent in the Northern and Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Caribbean Sea, and to the south and west by the Pacific Ocean. The…
Source: Wikipedia (CC BY-SA)

January 26

Day of the year

January 26 is the 26th day of the year in the Gregorian calendar; 339 days remain until the end of the year.
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