34 relations: Alaska, Alberta, British Columbia, Canada, Cumshewa Inlet, Graham Island, Gulf of Alaska, Haida Gwaii, International Seismological Centre, Interplate earthquake, Landslide, List of earthquakes in 1949, List of earthquakes in Canada, Megathrust earthquake, Mercalli intensity scale, Natural Resources Canada, North American Plate, Northern California, Oregon, Pacific Northwest, Pacific Plate, Prince Rupert, British Columbia, Queen Charlotte Fault, Richter magnitude scale, Seismometer, Surface wave magnitude, Terrace, British Columbia, United States Geological Survey, Vancouver Island, Washington (state), Yukon, 1700 Cascadia earthquake, 1906 San Francisco earthquake, 2012 Haida Gwaii earthquake.
Alaska
Alaska (Alax̂sxax̂) is a U.S. state located in the northwest extremity of North America.
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Alberta
Alberta is a western province of Canada.
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British Columbia
British Columbia (BC; Colombie-Britannique) is the westernmost province of Canada, located between the Pacific Ocean and the Rocky Mountains.
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Canada
Canada is a country located in the northern part of North America.
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Cumshewa Inlet
Cumshewa Inlet, also recorded or referred to in exploration logs as Cumchewas Harbour and Tooscondolth Sound, is a large inlet on the east coast of Moresby Island in the Queen Charlotte Islands of the North Coast of British Columbia.
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Graham Island
Graham Island is the largest island in the Haida Gwaii archipelago (formerly the Queen Charlotte Islands), lying off the coast of British Columbia, Canada.
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Gulf of Alaska
The Gulf of Alaska (Golfe d'Alaska) is an arm of the Pacific Ocean defined by the curve of the southern coast of Alaska, stretching from the Alaska Peninsula and Kodiak Island in the west to the Alexander Archipelago in the east, where Glacier Bay and the Inside Passage are found.
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Haida Gwaii
Haida Gwaii (Haida kíl: X̱aaydag̱a Gwaay.yaay / X̱aayda gwaay, literally "Islands of the Haida people"), is an archipelago approximately 45-60 km (30-40 mi) off the northern Pacific coast of Canada.
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International Seismological Centre
The International Seismological Centre (ISC) is a non-governmental, nonprofit organization charged with the final collection, definitive analysis and publication of global seismicity.
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Interplate earthquake
An interplate earthquake is an earthquake that occurs at the boundary between two tectonic plates.
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Landslide
The term landslide or, less frequently, landslip, refers to several forms of mass wasting that include a wide range of ground movements, such as rockfalls, deep-seated slope failures, mudflows and debris flows.
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List of earthquakes in 1949
This is a list of earthquakes in 1949.
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List of earthquakes in Canada
This is a list of earthquakes in Canada.
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Megathrust earthquake
Megathrust earthquakes occur at subduction zones at destructive convergent plate boundaries, where one tectonic plate is forced underneath another.
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Mercalli intensity scale
The Mercalli intensity scale is a seismic intensity scale used for measuring the intensity of an earthquake.
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Natural Resources Canada
The Department of Natural Resources (Ministère des Ressources naturelles), operating under the FIP applied title Natural Resources Canada (NRCan), is the ministry of the government of Canada responsible for natural resources, energy, minerals and metals, forests, earth sciences, mapping and remote sensing.
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North American Plate
The North American Plate is a tectonic plate covering most of North America, Greenland, Cuba, the Bahamas, extreme northeastern Asia, and parts of Iceland and the Azores.
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Northern California
Northern California (colloquially known as NorCal or "The Northstate" for the northern interior counties north of Sacramento to the Oregon stateline) is the northern portion of the U.S. state of California.
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Oregon
Oregon is a state in the Pacific Northwest region on the West Coast of the United States.
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Pacific Northwest
The Pacific Northwest (PNW), sometimes referred to as Cascadia, is a geographic region in western North America bounded by the Pacific Ocean to the west and (loosely) by the Cascade Mountain Range on the east.
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Pacific Plate
The Pacific Plate is an oceanic tectonic plate that lies beneath the Pacific Ocean.
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Prince Rupert, British Columbia
Prince Rupert is a port city in the province of British Columbia, Canada.
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Queen Charlotte Fault
The Queen Charlotte Fault is an active transform fault that marks the boundary of the North American and the Pacific Plates.
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Richter magnitude scale
The so-called Richter magnitude scale – more accurately, Richter's magnitude scale, or just Richter magnitude – for measuring the strength ("size") of earthquakes refers to the original "magnitude scale" developed by Charles F. Richter and presented in his landmark 1935 paper, and later revised and renamed the Local magnitude scale, denoted as "ML" or "ML".
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Seismometer
A seismometer is an instrument that measures motion of the ground, caused by, for example, an earthquake, a volcanic eruption, or the use of explosives.
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Surface wave magnitude
The surface wave magnitude (M_s) scale is one of the magnitude scales used in seismology to describe the size of an earthquake.
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Terrace, British Columbia
Terrace is a city on the Skeena River in British Columbia, Canada.
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United States Geological Survey
The United States Geological Survey (USGS, formerly simply Geological Survey) is a scientific agency of the United States government.
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Vancouver Island
Vancouver Island is in the northeastern Pacific Ocean, just off the coast of Canada.
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Washington (state)
Washington, officially the State of Washington, is a state in the Pacific Northwest region of the United States.
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Yukon
Yukon (also commonly called the Yukon) is the smallest and westernmost of Canada's three federal territories (the other two are the Northwest Territories and Nunavut).
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1700 Cascadia earthquake
The 1700 Cascadia earthquake occurred along the Cascadia subduction zone on January 26 with an estimated moment magnitude of 8.7–9.2.
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1906 San Francisco earthquake
The 1906 San Francisco earthquake struck the coast of Northern California at 5:12 a.m. on Wednesday, April 18 with an estimated moment magnitude of 7.9 and a maximum Mercalli intensity of XI (Extreme).
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2012 Haida Gwaii earthquake
The 2012 Haida Gwaii earthquake occurred just after.
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Redirects here:
1949 Haida Gwaii earthquake, 1949 Queen Charlotte earthquake.
References
[1] https://en.wikipedia.org/wiki/1949_Queen_Charlotte_Islands_earthquake