If the tsunami don't get ya, the volcanoes will. 2 years ago. 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 … Drones are not dependent on preexisting infrastructure and can take off … Abstract Southwest British Columbia has the potential to experience large‐magnitude earthquakes generated by the Cascadia Subduction Zone (CSZ). Massive damage will occur. “Faults tend to be pretty good at this. New to me! Subduction doesn't exist, that's what says me. There may have been a lot of “breakage” during the last quake or there could be parts of the fault that didn’t break. Map by Washington State Geology. 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. 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. Link to Paper The confirmation of this event leaves… I found this... http://www.zazzle.com/run+like+hell+gifts. Archived. Or maybe the earlier quake spent the “whole bank account” and the future … Why the Blanco Fault Zone Earthquake Is Fun, Not Fearsome. This sounds even worse than than the San Andreas. Advertisement. It's due, according to the scientists. 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. Cookies help us deliver our Services. and not even remotely capable of withstanding that kind of Activity. The Pacific Northwest is an exciting place to observe geologic processes in action. It contains many features of a textbook subduction zone, with the exception of having extraordinarily low earthquake rates. share. The Seattle Fault Zone extends east-west through the very middle of the city. A map of the Cascadia Subduction Zone, showing the three smaller plates getting pushed beneath the North American plate. Seven of its volcanoes have erupted since the start of the 18th century. Also, an incoming asteroid in the next couple of weeks. Pretty interesting. 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 We hope to challenge issues which have captured the public’s imagination, from JFK and UFOs to 9/11. Our research cruise is happening along the continental margin behind the subduction zone itself. Recent subduction zone fault earthquakes around the world underscore the similar challenges we will face when 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. The Cascadia Subduction Zone, which runs from northern Vancouver Island to Northern California, is Canada’s most active earthquake region. 14 comments. 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. Credit: USGS. The CSZ is different than most subduction zones in that it is "locked." In most other subduction zones, tectonic plates slide more freely and therefore have more frequent earthquakes, releasing built-up pressure more often. 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. https://www.newyorker.com/magazine/2015/07/20/the-really-big-one, https://pnsn.org/outreach/earthquakesources/csz. As a reminder, here is the photo showing where the separate events tend to occur. Cascadia is a bioregion and bioregional movement located within the western region of North America. This is an extremely dangerous development. Check out this vid. 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 Juan de Fuca, a small oceanic plate, is being driven under the … ), 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. 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. Posted by. The Cascadia subduction zone is a region where two tectonic plates are colliding. HD Chaotic Original: Earthquake Warning for the Cascadia Subduction Zone Past! New Juan de Fuca plate is created offshore along the Juan de Fuca ridge. 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. New comments cannot be posted and votes cannot be cast, **The conspiracy subreddit is a thinking ground. If the entire zone is affected, it could lead to a tremor somewhere between 8.7 and 9.2 magnitude. 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. These maps are modeled on a magnitude 9 Cascadia earthquake. This is not new information. Cascadia tsunami animation video for Washington coast. 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. Potential boundaries differ, with some drawn along existing political state and provincial lines, and others drawn along larger ecological, cultural, political, and economic boundaries. By using our Services or clicking I agree, you agree to our use of cookies. 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. Seattle Fault Zone. Press question mark to learn the rest of the keyboard shortcuts. Research suggests that the Cascadia Subduction Zone - a 600-mile-long fault just off the coast that runs from Northern California to British Columbia - … 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. 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]. What say you? Above all else, we respect everyone's opinions and ALL religious beliefs and creeds. That would be a way to get “better than 500 years’ worth of slip in 300 years,” Atwater said. Cascadia subduction zone. 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. 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 … Red circles denote known locations of seafloor methane seeps. The Cascadia Subduction Zone is where the oceanic Juan de Fuca plate is diving underneath the North American plate. After living in California, I thought I was on stable ground. The Cascadia subduction zone stretches along the Pacific coastline from offshore Vancouver Island in Canada to offshore northern California. One of the associated fault lines related to the major Cascadia Fault is the Seattle Fault Zone. 6. The Pacific Northwest has experienced 41 subduction-zone earthquakes in the past ten thousand years. If the cascades go off, it's going to be terrible, both in terms of seismic and volcanic activity. https://www.reddit.com/r/Cascadia/comments/3nd8gu/cascadia_subduction_z… It's called the Cascadia Subduction Zone. If you believe the evacuation signs. I have been doing some more reading and found allot on the fault. Quakes along this zone could be as large as magnitude 7.5. The Cascadia subduction zone extends from northern California to southern British Columbia, from well offshore to eastern Washington and Oregon. The CSZ extends for nearly … 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. 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. help Reddit App Reddit coins Reddit premium Reddit gifts Communities Top Posts. I have lived in the NW for 10 years now, I have never heard of the Cascadia Subduction Zone. It separates the Juan de Fuca and North America plates. **Our intentions are aimed towards a fairer, more transparent world and a better future for everyone. 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