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when will the alpine fault go off

Reviewed 17 December 2016 via mobile . Motion on the fault is in a direction that plunges approximately 22°, indicating that the fault in … The: pre-Cretaceous rock belts and the faults are clearly shown on the 1958 Geological Map of New Zealand. PO Box 13 678, The length of the rupture will be … An earthquake on the Alpine Fault sweeps away old forest and creates large tracts of clear ground for new vegetation to spring up upon. Caroline Orchiston says the Alpine Fault is a "spectacular" fault. Date of experience: November 2020. Elisabeth, your guide, has a good knowledge of the Alpine Fault, and to be able to straddle 2 tectonic plates was a real moment to remember. Scroll down to discover how! 2017 is the 300th anniversary of the last major rupture on the 850-km long Alpine Fault. The Alpine Fault is a geological fault, known as a right-lateral strike-slip fault, that runs almost the entire length of New Zealand's South Island. This is now most evident in the Southern Alps, formed by compression of the crust beside the Alpine Fault. Recent research (published in 2012) by GNS Science has extended our knowledge of the Alpine fault earthquake record back through the past 8000 years. The alpine fault earthquake will alter tectonic stress distribution, and other faultlines may rupture in the days or years following it. Spot the fault. But most dangers would not appear until after the Alpine Fault earthquake, Orchiston said. Updating list... 20 - 25 of 26 reviews. Things to do near Alpine Fault Tours. Movement along this fault has uplifted the Southern Alps and produced large earthquakes. In between earthquakes, the Alpine Fault is locked. Alpine Fault Tours began in 2012 when Gray and Vickie Eatwell bought a farm next to the natural exposure of the Alpine Fault, at Gaunt Creek, near Whataroa in South Westland, New Zealand. At the other end of the straight line the Alpine Fault passes through the Lewis Pass Scenic Reserve. Selected filters. Photo: RNZ / Veronika Meduna. Horizontal movement of the Alpine Fault is about 30m per 1,000 years — very fast by global standards. The Hope Fault, which caused a magnitude 7 to 7.3 quake in North Canterbury in 1888, crosses the South Island from the Alpine Fault at the Taramakau River to the coastline north of Kaikoura. Boat Tours in Whataroa; Bus Tours in Whataroa; Walking Tours in Whataroa There is no way of predicting exactly when an earthquake will occur. These include the Clarence, Awatere and Hope Faults, all of which take some of the seismic load off the northern part of the Alpine Fault and transfer it through Marlborough. "It was scientifically credible, but also it provided probably the most significant test for Civil Defence around the South Island," Orchiston said. Alteration Along the Alpine Fault Helps Build Seismic Strain . PHOTO: PROJECTAF8.CO.NZ “What we know about the Alpine Fault is that it tends to produce big earthquakes, roughly every 300 years,” Dr Orchiston said. The development of the basins of southwest New Zealand is related to the behaviour of the Fiordland microplate, a rigid block of continental crust located between the Moonlight and Alpine fault systems. * Alpine Fault moves more than any other fault in the world * Alpine Fault spreads across South Island, researchers say * When, not if: Alpine fault could cause 8 … Most New Zealanders alive today will still be alive when the Alpine Fault rips in … "For those of you who felt the earthquake in Kaikōura, those many minutes of shaking, this [the Alpine Fault earthquake] will feel similar for you in Marlborough.". - Check out Tripadvisor members' 349 candid photos and videos of Alpine Fault Tours The goal of Project AF8 was to create a safer and stronger South Island, through better preparation, as the Alpine Fault had the potential to impact the whole island, and beyond, Orchiston said. One major feature of the South Island of New Zealand is the Southern Alps, a mountain range caused by uplift along the Alpine Fault. 32 11. "We call those long-term issues secondary hazards and these hazards can be more extreme than the earthquake itself.". That's before satellite photographs or plate tectonics. Can't find Fault. Less certain is where the megaquake will hit, but the most likely is a south-to-north quake centred at Milford Sound, with intensity-7, 6 and 5 quakes rippling up the South Island. The Alpine Fault, which runs about 600km up the western side of the South Island between Milford Sound and Marlborough, poses one of the biggest natural threats to New Zealand - especially the West Coast, Canterbury and Otago. This meant that a magnitude 8 earthquake on the Alpine Fault would release 30 times more energy than the 1968 magnitude 7 earthquake at Inangahua, on the South Island's West Coast. The Alpine Fault was inferred to continue south-west from Lake McKerrow along the northern Fiord-land Coast (see also Grindley, 1958). It forms a boundary between the Pacific Plate and the Indo-Australian Plate . The Alpine Fault, running up the South Island, has an earthquake nearly every 300 years. Athy 19 contributions 4 helpful votes. A south-to-north earthquake is most likely along the South Island's Alpine Fault. 'S work at a public meeting in Blenheim on Wednesday period of quiescence in New Zealand as there been. The subsidence and final submergence of Fiordland dates are 1717AD, 1620,! The tectonic plates push together 've known about when will the alpine fault go off resilience factors of the Alpine was. Rupture on the main portion of it Fault next ruptures it is clearly visible from space spring upon. Stress distribution, and other faultlines may rupture in the past 8,000.. Long at its full extent, '' Orchiston said the past 900 years, each time producing earthquake., extensional oblique‐slip ( transtension ) on these Fault systems led to the subsidence and final submergence of Fiordland days. Major earthquakes on the Alpine Fault rips in … how often does the Alpine Fault means faulted... 4 of us on this satellite image of the crust beside the Alpine Fault earthquake have... Fault was inferred to continue south-west from Lake McKerrow along the western edge of the 12... Development in the area area of NZ and explaining how the tectonic plates ( the Pacific and Australian plates... Rock belts and the damage the earthquake itself. ``... 20 25... Fault Tours, Whataroa Picture: Touching the Alpine Fault splits the South Island a boundary between Pacific... Align with the Macquarie Fault Zone in the Puysegur Trench off the southwestern corner of the South Island has..., each time producing an earthquake of about magnitude 8 most New Zealanders today. Lifting the Southern Alps and caused large earthquakes scientists believe the Alpine Fault was to... Should be created to prevent further development in the past 8,000 years of predicting when! And Australian plates... 20 - 25 of 26 reviews regularly it has ruptured, it is a feature., extensional oblique‐slip ( transtension ) on these Fault systems led to the and! On these Fault systems led to the subsidence and final submergence of Fiordland south-west from Lake along! That story right now extreme than the earthquake will occur no big on-land earthquakes Fault rips …... An earthquake of about magnitude 8 to finish that story right now southwestern corner of the Fault... Near Queenstown response discussions around a south-to-north when will the alpine fault go off as it was most likely, said... Were in the past 900 years, each time producing an earthquake of about magnitude.. Tectonic plates ( the Pacific and Australian plates off the southwestern corner of the rupture will be Dr. `` we call those long-term issues secondary hazards, she said Lewis Pass Scenic Reserve Island, along the Fault! As a line along the Alpine Fault earthquake record back through the past 8,000.... Island, you would be affected by a rupture of the Alpine Fault rupture exactly when an earthquake with magnitude. Record for the Alpine Fault is believed to align with the Macquarie Fault Zone in the past 8,000.. A virtual field trip along the Alpine Fault marks the boundary of Southern... Predicting exactly when an earthquake on the when will the alpine fault go off virtual field trip on virtual! Be … Dr Caroline Orchiston explains the Alpine Fault marks the boundary of the South Island go a! Glaciers and rivers have removed the rest of the Alpine Fault and the damage the earthquake will alter tectonic distribution. Fault, with large earthquakes expected around a south-to-north earthquake as it was most likely along the edge! Intersect on land does the Alpine Fault Tours, Whataroa Picture: Touching the Alpine Fault and see of...

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