The Cascadia subduction zone extends from northern California to southern British Columbia, from well offshore to eastern Washington and Oregon. 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. From The New Yorker, 2015 Flick your right fingers outward, forcefully, so that your hand flattens back down again. An earthquake on the Seattle Fault poses the greatest direct risk to the city of Seattle. 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. There will be a great loss of life. Next chance follows the ETS Cycle of 14, 15.5, 14, 12.5, 14 months etc. We hope to challenge issues which have captured the public’s imagination, from JFK and UFOs to 9/11. 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. 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! Above all else, we respect everyone's opinions and ALL religious beliefs and creeds. It contains many features of a textbook subduction zone, with the exception of having extraordinarily low earthquake rates. 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. Share via. 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 have been doing some more reading and found allot on the fault. Keep an eye on this, especially if you live in Washington State, Oregon or Northern California. Thousands of buildings are unsafe if a Cascadia Subduction Zone earthquake hits. One of the associated fault lines related to the major Cascadia Fault is the Seattle Fault Zone. Cascadia is a bioregion and bioregional movement located within the western region of North America. Press question mark to learn the rest of the keyboard shortcuts. It's a 620-mile-long fault that stretches from British Columbia to Northern California. Check out this vid. 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. This sounds even worse than than the San Andreas. This is a forum for free thinking, not hate speech. Thanks for the share. New comments cannot be posted and votes cannot be cast, **The conspiracy subreddit is a thinking ground. Massive damage will occur. Cascadia subduction zone. And, yes, I read that volcanic activity (Mt. Red circles denote known locations of seafloor methane seeps. If you believe the evacuation signs. 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. Tsunami inundation for Seattle region after M9.0 Cascadia earthquake. Ocean Shores souvenir shops have it on t-shirts, fwiw. They don’t always spend everything they have,” said Brian Atwater of the U.S. Geological Survey Earthquake Hazards Program. It's called the Cascadia Subduction Zone. 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. Reminder: Cascadia Subduction Zone in the Pacific Northwest "Our operating assumption is that everything west of Interstate 5 will be toast." Abstract Southwest British Columbia has the potential to experience large‐magnitude earthquakes generated by the Cascadia Subduction Zone (CSZ). Potential boundaries differ, with some drawn along existing political state and provincial lines, and others drawn along larger ecological, cultural, political, and economic boundaries. ), 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. When the ‘big one” hits the Cascadia Subduction Zone, it’s game-over for Seattle. With the upcoming magnitude 9 Cascadia Subduction Zone Earthquake (CSZ), this technology is expected to assist affected communities up and down the Pacific coast. 2 years ago. The Washington State Department of Natural Resources (DNR) wants to help communities along Washington’s coast prepare for the next one. 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. “Faults tend to be pretty good at this. The New Yorker has published a long-form profile on the scientists examining the Cascadia. ern Cascadia subduction zone. As a reminder, here is the photo showing where the separate events tend to occur. r/Cascadia: Live from occupied Cascadia, a space for for our movement, bioregion and everything PNW Posted by. There may have been a lot of “breakage” during the last quake or there could be parts of the fault that didn’t break. 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. Share on LinkedIn. ** I had never heard of it until I stumbled upon it today. If the entire zone is affected, it could lead to a tremor somewhere between 8.7 and 9.2 magnitude. 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. 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 The CSZ is different than most subduction zones in that it is "locked." Reddit; Wechat; Abstract. https://www.newyorker.com/magazine/2015/07/20/the-really-big-one, https://pnsn.org/outreach/earthquakesources/csz. Share on Reddit. The Cascadia Subduction Zone, which runs from northern Vancouver Island to Northern California, is Canada’s most active earthquake region. 9.0’s are not rare for “megathrust earthquakes”, which has happened before there. https://www.reddit.com/r/Cascadia/comments/3nd8gu/cascadia_subduction_z… The last major CSZ earthquake and tsunami occurred in 1700. What say you? 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 Seattle Fault Zone extends east-west through the very middle of the city. Roughly 100 miles off the West Coast, running from Mendocino, California, to Canada’s Vancouver Island, lurks the Cascadia Subduction Zone, where … If the tsunami don't get ya, the volcanoes will. Cascadia Subduction Zone. By using our Services or clicking I agree, you agree to our use of cookies. Map by Washington State Geology. 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. 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. help Reddit App Reddit coins Reddit premium Reddit gifts Communities Top Posts. Cascadia subduction zone videos and latest news articles; GlobalNews.ca your source for the latest news on Cascadia subduction zone . For many years people have been talking about the Subduction Zone and what the potential disasters could be spawned from it acting up. On … St. Helens) is effected by it. 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. Some might say it's 4.5 billion years in the making. After news of … Pretty interesting. 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. The Cascadia subduction zone is a region where two tectonic plates are colliding. HD Chaotic Original: Earthquake Warning for the Cascadia Subduction Zone Past! Abstract Southwest British Columbia has the potential to experience large‐magnitude earthquakes generated by the Cascadia Subduction Zone (CSZ). 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. Using Reddit. 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. 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