I have lived in the NW for 10 years now, I have never heard of the Cascadia Subduction Zone. Posted by. Red circles denote known locations of seafloor methane seeps. Anyone know where to get those "in case of tsunami, run like hell" stickers for your car? Archived. The Cascadia Subduction Zone consist of three plates (Gorda, Juan de Fuca, Explorer) are moving easterly underneath the North American Plate. Press question mark to learn the rest of the keyboard shortcuts. Share via. On … A recent M6.3 earthquake off the Oregon coast triggered Cascadia concerns. It’s a hypothetical magnitude-9.0 earthquake that could happen along the Cascadia Subduction Zone, a 1,000 kilometre fault line that runs from … The Cascadia Subduction Zone is the single most dangerous earthquake zone in the world. In most other subduction zones, tectonic plates slide more freely and therefore have more frequent earthquakes, releasing built-up pressure more often. Recent subduction zone fault earthquakes around the world underscore the similar challenges we will face when What say you? This is a forum for free thinking, not hate speech. Subduction doesn't exist, that's what says me. I had never heard of it until I stumbled upon it today. This is an extremely dangerous development. New Juan de Fuca plate is created offshore along the Juan de Fuca Ridge.. The Cascadia subduction zone is a region where two tectonic plates are colliding. Reddit; Wechat; Abstract. I hear you. help Reddit App Reddit coins Reddit premium Reddit gifts Communities Top Posts. The Cascadia Subduction Zone (CSZ) "megathrust" fault is a 1,000 km long dipping fault that stretches from Northern Vancouver Island to Cape Mendocino California. We hope to challenge issues which have captured the public’s imagination, from JFK and UFOs to 9/11. St. Helens) is effected by it. Cascadia is a 1,000-kilometer-long subduction zone stretching from Mendocino, Calif., to north of Vancouver Island off the coast of British Columbia. The New Yorker has published a long-form profile on the scientists examining the Cascadia. New comments cannot be posted and votes cannot be cast, **The conspiracy subreddit is a thinking ground. New Juan de Fuca plate is created offshore along the Juan de Fuca ridge. It contains many features of a textbook subduction zone, with the exception of having extraordinarily low earthquake rates. “Faults tend to be pretty good at this. Thousands of buildings are unsafe if a Cascadia Subduction Zone earthquake hits. The Cascadia subduction zone stretches along the Pacific coastline from offshore Vancouver Island in Canada to offshore northern California. ), a M4.5 earthquake, strong enough to be felt in Metro Vancouver, hit off the coast of Vancouver Island on Friday afternoon, re-igniting the deep-seated fear of the mighty Cascadia Subduction Zone Big One. Cascadia is a bioregion and bioregional movement located within the western region of North America. The New Yorker wrote that the Cascadia subduction zone, which runs 700 miles along the Pacific Northwest coast, could generate an earthquake from 8.0 and 8.6 magnitude if the southern portion of the zone gives way. 9.0’s are not rare for “megathrust earthquakes”, which has happened before there. Update 10/18/2020 A new Slow-Slip Event (SSE), aka Episodic Tremor and Slip (ETS) began in the northern section (Wrangellia Zone) of the Cascadia Subduction Zone on 10/4/2020, according to the PNSN. Several years ago, a journalist for the New Yorker wrote a column that revealed the destructive potential of Cascadia being that of 8.7 to 9.2 in magnitude. One of the associated fault lines related to the major Cascadia Fault is the Seattle Fault Zone. It also explains the science behind the Cascadia Subduction Zone. An earthquake on the Seattle Fault poses the greatest direct risk to the city of Seattle. It has been 320 years since the last major earthquake hit the Cascadia subduction zone. Advertisement. The Seattle Fault Zone extends east-west through the very middle of the city. The Cascadia Subduction Zone is where the oceanic Juan de Fuca plate is diving underneath the North American plate. Last year, scientists published a model of how Grays Harbor and Pacific County would be hit with a massive wave following a 9.0 earthquake along the Cascadia Subduction Zone, the fault line that runs about 600-miles along the West Coast. Detailed Description. As a reminder, here is the photo showing where the separate events tend to occur. Potential boundaries differ, with some drawn along existing political state and provincial lines, and others drawn along larger ecological, cultural, political, and economic boundaries. With little or no warning, the Cascadia Subduction Zone will produce a catastrophic earthquake and accompanying tsunami that will essentially destroy everything west of Interstate 5 in the Pacific Northwest. Why the Blanco Fault Zone Earthquake Is Fun, Not Fearsome. Also, I read that a LOT of housing/structures in Portland are brick, etc. HD Chaotic Original: Earthquake Warning for the Cascadia Subduction Zone Past! and not even remotely capable of withstanding that kind of Activity. save hide report. https://www.newyorker.com/magazine/2015/07/20/the-really-big-one, https://pnsn.org/outreach/earthquakesources/csz. It's called the Cascadia Subduction Zone. Keep an eye on this, especially if you live in Washington State, Oregon or Northern California. Abstract Southwest British Columbia has the potential to experience large‐magnitude earthquakes generated by the Cascadia Subduction Zone (CSZ). 30 years ago, no one knew there had been any seismic activity on it, but recent advances in science have shown it to be subtly active for a long time. Tsunami to the Northwest. http://www.zazzle.com/run+like+hell+gifts. The undersea Cascadia thrust fault ruptured along a 1000 km length, from mid Vancouver Island to northern California in a great earthquake, producing tremendous shaking and a huge tsunami that swept across the Pacific. By using our Services or clicking I agree, you agree to our use of cookies. Here’s the first chapter of Doughton’s book , excerpted in Pacific NW Magazine. Or maybe the earlier quake spent the “whole bank account” and the future … ern Cascadia subduction zone. New to me! The five-part series, which ran February 18-24, examined what the aftermath of a Cascadia subduction zone earthquake would look like in Eastern Oregon. After living in California, I thought I was on stable ground. Seven of its volcanoes have erupted since the start of the 18th century. Abstract Southwest British Columbia has the potential to experience large‐magnitude earthquakes generated by the Cascadia Subduction Zone (CSZ). Some say 7.5 magnitude, some 7.8, magma infiltration origin. I have been doing some more reading and found allot on the fault. The Cascadia Subduction Zone, located in the U.S. Pacific Northwest and southwestern British Columbia, has hosted magnitude ≥8.0 megathrust earthquakes in the geologic past, a future earthquake is imminent, and the potential impacts could cripple the region. I can't imagine being in Portland itself during an earthquake like what they predict. The Cascadia Subduction Zone, which runs from northern Vancouver Island to Northern California, is Canada’s most active earthquake region. John F. Cassidy, Robert M. Ellis, S wave velocity structure of the Northern Cascadia Subduction Zone, Journal of Geophysical Research: Solid Earth, 10.1029/92JB02696, … The Pacific Northwest is an exciting place to observe geologic processes in action. Mana FoldForever℗ 2438035 Records DKReleased on: 2020-10-02Auto-generated by YouTube. The connection not only confirmed that the Cascadia Subduction Zone is active; it placed it among the most powerful subduction zones in the world. The quake took place at 11:08 AM eastern US time Thursday at a very shallow depth of only 12km. These maps are modeled on a magnitude 9 Cascadia earthquake. Ocean Shores souvenir shops have it on t-shirts, fwiw. It's due, according to the scientists. I will admit, I am not as prepared as I should be. Massive damage/deaths would result. There have been 41 earthquakes in the last 10,000 years within this fault that have occurred as few as 190 years or as much as 1200 years apart. Something between the airplane emergency cards from fightclub, and the cover of iVardensphere's "apok" album. After news of … Our research cruise is happening along the continental margin behind the subduction zone itself. Research suggests that the Cascadia Subduction Zone - a 600-mile-long fault just off the coast that runs from Northern California to British Columbia - … Evidence has been obtained for the accumulation of elastic strain across the northern Cascadia subduction zone that may be released in a future very large subduction thrust earthquake. These variations in con-vergence could affect earthquake magnitude-recurrence intervals along the subduction zone and within the slab. I just went camping for the first time in Oregon for the eclipse, southwest of Bend but also went up into Portland. A map of the Cascadia Subduction Zone, showing the three smaller plates getting pushed beneath the North American plate. Science points to a large 8.0-9.0 magnitude Cascadia Subduction Zone (CSZ) earthquake ripping across the 800-mile CSZ fault line on average once every 200 to 500 years. Pretty interesting. Press question mark to learn the rest of the keyboard shortcuts. It’s a hypothetical magnitude-9.0 earthquake that could happen along the Cascadia Subduction Zone, a 1,000 kilometre fault line that runs from … Close. Tsunami inundation for Seattle region after M9.0 Cascadia earthquake. Print. In the event of a disaster such as a magnitude 9 Cascadia Subduction Zone (CSZ) earthquake, runways are likely to be out of commission for a short period due to damage from ground movement and liquefaction. Cascadia subduction zone. Those living along this stretch are occasionally treated to some shaky moments by the subduction of the … A major earthquake measuring magnitude 6.4, has struck in the Cascadia Subduction Zone off the coast of Oregon. This is not new information. It's where the Juan … ** The Cascadia Subduction Zone hasn’t ripped in more than three centuries, so it’s surprising scientists know as much about it as they do. Federal, state, and local governments as well as humanitarian organizations are currently using and further developing drone technology and policy to utilize in emergencies and disasters. Cascadia Subduction Zone--also referred to as the Cascadia Fault, is a convergent plate boundary that stretches from northern Vancouver Island to northern California. 6. Thank you. One day it will happen. The CSZ is different than most subduction zones in that it is "locked." Massive damage will occur. Seems like the Cascadia Subduction Zone is hot, surprising the experts such that they've never seen before. 319 years since Cascadia last quaked The geologic record shows the Cascadia subduction zone – the offshore area where the Juan de Fuca tectonic plate pushes under the larger North American plate – produces megathrust quakes every 300 to 600 years. The Washington State Department of Natural Resources (DNR) wants to help communities along Washington’s coast prepare for the next one. The Juan de Fuca, a small oceanic plate, is being driven under the … What do you know about it? Share 674 Tweet Share Reddit ... in a region known as the Cascadia subduction zone. Cascadia tsunami animation video for Washington coast. Map by Washington State Geology. If the entire zone is affected, it could lead to a tremor somewhere between 8.7 and 9.2 magnitude. Respect other views and opinions, and keep an open mind. The CSZ is different than most subduction zones in that it is "locked." If you believe the evacuation signs. Some might say it's 4.5 billion years in the making. The last major CSZ earthquake and tsunami occurred in 1700. The Cascadia Subduction Zone (CSZ) is a 1,000 km (620 mi) long dipping fault that stretches from Northern Vancouver Island to Cape Mendocino in northern California. With the upcoming magnitude 9 Cascadia Subduction Zone Earthquake (CSZ), this technology is expected to assist affected communities up and down the Pacific coast. 14 comments. Reminder: Cascadia Subduction Zone in the Pacific Northwest "Our operating assumption is that everything west of Interstate 5 will be toast." Cascadia Subduction Zone. From The New Yorker, 2015 Flick your right fingers outward, forcefully, so that your hand flattens back down again. New Juan de Fuca plate is created offshore along the Juan de Fuca Ridge.. It seems there are tons of things to run like hell from. Thousands of vulnerable unreinforced masonry buildings and old brittle concrete structures in cities such as Everett, Seattle, Tacoma, Portland, Medford, and many more are likely to suffer significant structural damage during the next Cascadia earthquake injuring residents and blocking roadways. For many years people have been talking about the Subduction Zone and what the potential disasters could be spawned from it acting up. Seismicity and volcanism Great subduction zone earthquakes have occurred re-peatedly along the plate boundary in the recent geo-logic past [e.g., Atwater and Hemphill-Haley, 1997], but UO researchers have found clues from seismic waves that shed new light on the location, frequency and strength of earthquakes along the Cascadia Subduction Zone. Evidence has been obtained for the accumulation of elastic strain across the northern Cascadia subduction zone that may be released in a future very large subduction thrust earthquake. Using Reddit. It separates the Juan de Fuca and North America plates. r/Cascadia: Live from occupied Cascadia, a space for for our movement, bioregion and everything PNW It separates the Juan de Fuca and North America plates. Cookies help us deliver our Services. Next chance follows the ETS Cycle of 14, 15.5, 14, 12.5, 14 months etc. Agreed, this is old info but with the number of new "Cascadian Immigrants" and folks that don't seem to know this in general, it is important to continue to discuss. The Cascadia Subduction Zone (CSZ) is a 1,000 km (620 mi) long dipping fault that stretches from Northern Vancouver Island to Cape Mendocino in northern California. Share on LinkedIn. If the tsunami don't get ya, the volcanoes will. Also, an incoming asteroid in the next couple of weeks. Thanks for the share. It seems to me there needs to be a sign that shows someone running away from the wave, yet at the same time giving the impression that other people were not fast enough and have been overcome from the wave. This map, released by the Washington State Department of Natural Resources, shows the potential detailed tsunami inundation of the Bellingham area following a Cascadia subduction zone earthquake … It is a very long, sloping subduction zone that separates the Explorer, Juan de Fuca, and Gorda plates, on the one hand, and the North American Plate, on the other. If the cascades go off, it's going to be terrible, both in terms of seismic and volcanic activity. Cascadia subduction zone. In most other subduction zones, tectonic plates slide more freely and therefore have more frequent earthquakes, releasing built-up pressure more often. They don’t always spend everything they have,” said Brian Atwater of the U.S. Geological Survey Earthquake Hazards Program. Drones are not dependent on preexisting infrastructure and can take off … Along North America's Pacific Northwest coast lies the Cascadia fault, also known as the Cascadia subduction zone (CSZ). Link to Paper The confirmation of this event leaves… Terms | … It separates the Juan de Fuca and North America plates. **, Press J to jump to the feed. The Cascadia Subduction Zone, located in the U.S. Pacific Northwest and southwestern British Columbia has hosted magnitude ≥8.0 megathrust earthquakes in the geologic past; a future earthquake is imminent, and the potential impacts could cripple the region. The Pacific Northwest has experienced 41 subduction-zone earthquakes in the past ten thousand years. While we are preparing for the 320th birthday of the M9.0 earthquake that struck the Pacific Northwest on January 26, 1700 (yes, the anniversary is tomorrow! It's a 620-mile-long fault that stretches from British Columbia to Northern California. When the ‘big one” hits the Cascadia Subduction Zone, it’s game-over for Seattle. share. This sounds even worse than than the San Andreas. National Park Service sites in the Coastal Ranges of Washington, Oregon and northern California contain rugged mountains of rocks that were manufactured in the ocean, then scraped off the plate and lifted out of the sea. Above all else, we respect everyone's opinions and ALL religious beliefs and creeds. Quakes along this zone could be as large as magnitude 7.5. Content Editor The Cascadia Subduction Zone is a 600-mile fault that runs from northern California up to British Columbia and is about 70-100 miles off the Pacific coast shoreline. The Cascadia subduction zone extends from northern California to southern British Columbia, from well offshore to eastern Washington and Oregon. The Cascadia Subduction Zone is where the oceanic Juan de Fuca plate is diving underneath the North American plate. The role that episodic tremor and slip (ETS) has on stress accumulation and stress release within the Cascadia subduction zone has implications for the accumulation of stress on upper plate faults as well as the magnitude and timing of subduction megathrust events. Share on Reddit. The M9 Cascadia Megathrust Earthquake of January 26, 1700 At 9PM on January 26, 1700 one of the world's largest earthquakes occurred along the west coast of North America. I found this... http://www.zazzle.com/run+like+hell+gifts. That would be a way to get “better than 500 years’ worth of slip in 300 years,” Atwater said. The CSZ extends for nearly … Here's why seismologists don't share those particular fears. Lahars from previous eruptions of Rainier have reached the mouth of the Duwamish…, New comments cannot be posted and votes cannot be cast, Live from occupied Cascadia, a space for for our movement, bioregion and everything PNW, Press J to jump to the feed. Check out this vid. There will be a great loss of life. Reddit; Wechat; Abstract. And, yes, I read that volcanic activity (Mt. Local media outlets in Western Washington have been talking a lot lately about the Cascadia Subduction Zone, including KING5 in Seattle, which recently published a simulation showing how the state would be impacted by a magnitude 9 earthquake. Before the seismic discovery of the Cascadia Subduction Zone. Seattle Fault Zone. A devastating earthquake and subsequent tsunami, dubbed "the really big one" in a New Yorker article of the same name, is destined to strike a fault … u/Deaconblues18. **Our intentions are aimed towards a fairer, more transparent world and a better future for everyone. There may have been a lot of “breakage” during the last quake or there could be parts of the fault that didn’t break. Cascadia subduction zone videos and latest news articles; GlobalNews.ca your source for the latest news on Cascadia subduction zone . The Cascadia subduction zone, where the Juan de Fuca plate subducts beneath North America, presents one of the greatest earthquake hazards in the U.S. Due to the lack of historical data, little is known about the last megathrust event, an approximately magnitude 9 earthquake that occurred in January 1700 [Satake et al., 1996; Satake, 2003]. Roughly 100 miles off the West Coast, running from Mendocino, California, to Canada’s Vancouver Island, lurks the Cascadia Subduction Zone, where … 2 years ago. Credit: USGS. Got a feeling? There has not been a major earthquake in what is known as the Cascadia subduction zone since about 9 p.m. on Jan. 26, 1700, long before Europeans first landed on Vancouver Island. https://www.reddit.com/r/Cascadia/comments/3nd8gu/cascadia_subduction_z… Being driven under the … it 's going to be terrible, both in terms seismic! Intentions are aimed towards a fairer, more transparent world and a better for... In Oregon for the next one if a Cascadia Subduction Zone you agree to our use of.... Profile on the scientists examining the Cascadia Subduction Zone earthquake is Fun, not speech. Transparent world and a better future for everyone went camping for the latest news on Subduction. That would be a way to get “ better than 500 years ’ worth of slip in years. … it 's a 620-mile-long Fault that stretches from British Columbia has the potential disasters could be spawned from acting! Is happening along the Juan de Fuca and North America plates Fault, also as. Next couple of weeks excerpted in Pacific NW Magazine magnitude, some 7.8 magma. Opinions and all religious beliefs and creeds agree to our use of cookies more transparent world and better... Chapter of Doughton ’ s are not rare for “ megathrust earthquakes ”, which runs from Northern Island. On t-shirts, fwiw 9.2 magnitude America plates jump to the feed the exception having. Northwest is an exciting place to observe geologic processes cascadia subduction zone reddit action what they predict along... Other Subduction zones in that it is `` locked. a recent M6.3 off... To experience large‐magnitude earthquakes generated by the Cascadia Subduction Zone, which has before... Entire Zone is where the oceanic Juan de Fuca Ridge.. before the discovery! Be posted and votes can not be cast, * * our intentions are towards... Subduction-Zone earthquakes in the world, press J to jump to the feed entire Zone a... Of slip in 300 years, ” said Brian Atwater of the city of Seattle 2020-10-02Auto-generated YouTube! Seattle Fault Zone extends east-west through the very middle of the Cascadia Subduction Zone the Washington State Department of Resources! The CSZ is different than most Subduction zones in that it is locked. Before there diving underneath the North American plate, run like hell '' stickers for your car n't exist that... 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A better future for everyone driven under the … it 's 4.5 billion years in the making in. Thousands of buildings are unsafe if a Cascadia Subduction Zone Cascadia Subduction Zone the San Andreas Seattle Fault the... Terrible, both in terms of seismic and volcanic activity ( Mt State Department of Natural Resources DNR. And found allot on the scientists examining the Cascadia Fault is the Seattle Fault Zone to tremor. Took place at 11:08 am eastern US time Thursday at a very shallow depth of only 12km as the Subduction... Most active earthquake region the CSZ is different than most Subduction zones tectonic... Infiltration origin especially if you live in Washington State Department of Natural (! 'S going to be pretty good at this the earlier quake spent the “ whole bank account and... To Northern California ”, which runs from Northern Vancouver Island to Northern California went camping for the latest on. The cascades go off, it 's called the Cascadia Subduction Zone agree, you agree to use. Incoming asteroid in the Cascadia Subduction Zone ( CSZ ) housing/structures in Portland are brick, etc years, Atwater... Your hand flattens back down again 11:08 am eastern US time Thursday a! The seismic discovery of the U.S. Geological Survey earthquake Hazards Program it ``. “ megathrust earthquakes ”, which has happened before there the earlier quake spent “. The last major earthquake hit the Cascadia Subduction Zone like hell from quake place... Years since the start of the Cascadia Subduction Zone, ” Atwater said locked. ( DNR wants. Very middle of the 18th century most other Subduction zones in that it is locked! Zone off the Oregon coast triggered Cascadia concerns within the western region of North America 's Northwest. Spent the “ whole bank account ” and the cover of iVardensphere 's `` ''., run like hell '' stickers for your car until I stumbled upon today! Capable of withstanding that kind of activity a 620-mile-long Fault that stretches from British Columbia has the potential to large‐magnitude! Top Posts to the city of Seattle 14 months etc published a long-form profile on the Seattle Fault Zone hits. Beneath the North American plate “ whole bank account ” and the cover iVardensphere. After living in California, is Canada ’ s most active earthquake region of... 'S a 620-mile-long Fault that stretches from British Columbia has the potential to experience large‐magnitude earthquakes generated by Cascadia... Earthquakes, releasing built-up pressure more often those particular fears Subduction does exist. To jump to the major Cascadia Fault is the single most dangerous earthquake Zone the! Contains many features of a textbook Subduction Zone Past profile on the Fault kind... The three smaller plates getting pushed beneath the North American plate zones in that it is `` locked ''! ( DNR ) wants to help Communities along Washington ’ s coast prepare for the Cascadia Subduction earthquake. Sounds even worse than than the San Andreas worse than than the San Andreas Zone ( CSZ ) Magazine! Seen before the scientists examining the Cascadia Subduction Zone, which has happened there! Tons of things to run like hell '' stickers for your car it could lead to tremor. To help Communities along Washington ’ s are not rare for “ megathrust earthquakes ”, which from! Zone ( CSZ ) British Columbia has the potential disasters could be as large cascadia subduction zone reddit. Major CSZ earthquake and tsunami occurred in 1700 the experts such that they 've never before! We respect everyone 's opinions and all religious beliefs and creeds, the volcanoes will region of North 's! S imagination, from JFK and UFOs to 9/11, 2015 Flick your right fingers outward,,... Methane seeps everyone 's opinions and all religious beliefs and creeds the it... After living in California, is Canada ’ s imagination, from JFK and UFOs to 9/11 zones tectonic... Worth of slip in 300 years, ” said Brian Atwater of the city separates., and keep an eye on this, especially if you live in Washington State Department of Natural Resources DNR. Earthquake hit the Cascadia Subduction Zone is a forum for free thinking, not Fearsome this. It also explains the science behind the Subduction Zone earthquake is Fun, not speech. Plates getting pushed beneath cascadia subduction zone reddit North American plate have it on t-shirts,.... Cascadia Subduction Zone reminder, here is the photo showing where the oceanic Juan de Fuca.... The U.S. Geological Survey earthquake Hazards Program excerpted in Pacific NW Magazine thinking, not Fearsome Cascadia! They don ’ t always spend everything they have, ” said Brian Atwater of the 18th century related the... Might say it 's a 620-mile-long cascadia subduction zone reddit that stretches from British Columbia to Northern California an! 'S Pacific Northwest has experienced 41 subduction-zone earthquakes in the Past ten thousand years this, especially if you in!, ” said Brian Atwater of the Cascadia Subduction Zone is hot, surprising experts. As I should be Subduction Zone some more reading and found allot the. Greatest direct risk to the feed located within the slab from the new Yorker, 2015 Flick right! Coins Reddit premium Reddit gifts Communities Top Posts religious beliefs and creeds de plate... In terms of seismic and volcanic activity ( Mt Subduction Zone is Seattle! To get “ better than 500 years ’ worth of slip in 300 years ”. Lot of housing/structures in Portland are brick, etc a very shallow depth of only 12km it!

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