Welcome to an earthcache, where there is no container to find or logbook to sign. Excerpt from the TV show “The Big Picture” produced by the US Army in 1966 about the Alaska Earthquake and its tragic effects. And to you C.H because your post regarding the ’64 quake and PSTD really hit home for me and finally gave me the incentive (jolted me into action?) Across south-central Alaska, ground fissures, collapsing buildings, and tsunamis directly caused about 131 deaths. 0:12 Art Grantz: "I'd never seen anything that destructive 0:15 that close up." Thin and thick dashed lines indicate the isodepth contour of subducting … Science Features: The 1964 Alaska Earthquake & Tsunami. Learn vocabulary, terms, and more with flashcards, games, and other study tools. THE ALASKA EARTHQUAKE, MARCH 27, 1964: EFFECTS ON COMMUNITIES EFFECTS OF THE EARTHQUAKE OF MARCH 27,1964, AT WHITTIER, ALASKA By Reuben Kachadoorian ABSTRACT Whittier, Alaska, lying at the western end of Passage Canal, is an ocean ter- minal of The Alaska Railroad. 1964-03-28 03:36:16 UTC at 03:36 March 28, 1964 UTC Location: Epicenter at 60.908, -147.339 59.2 km from Valdez (36.2 miles) Southern Alaska Scientists measure the power of an earthquake using the Richter magnitude scale. The Alaska Earthquake Center says the ‘64 earthquake was around 1,000 times stronger than Friday's quake. The 1964 Alaska 9.3 Earthquake occurring in Prince Williams Sound provides a classic example of extremely significant and succinct planetary alignments active at the time of a powerful seismic event. Alaska earthquake of 1964, earthquake that occurred in south-central Alaska on March 27, 1964, with a moment magnitude of 9.2. April 30–May 2, 2014 in Anchorage, Alaska. Geology. The 1964 Alaskan earthquake, also known as the Great Alaskan earthquake and Good Friday earthquake, occurred at 5:36 P.M. The epicenter of the 9.2 magnitude quake was located in Prince William Sound, 80 miles east of Anchorage. Two types of tsunami were produced as a result of the earthquake: a tectonic tsunami caused by the movement of the tectonic … The municipality says Southcentral Alaska is still tallying up extensive damage, as aftershocks continue to disrupt the ground. U.S. Geological Survey Professional Paper 1527, Both were created as part of USGS activities acknowledging the fifty year anniversary of the quake on March 27, 2014. The areas shaded with crosses denote the asperities of Prince William Sound It was the most powerful recorded earthquake in U.S. and North American history, at a shocking magnitude … 1964 Great Alaska earthquake was a low-angle thrust fault. Of the 119 deaths attributable to the effects of the ocean, about one-third were due to the open-ocean tsunami: 4 at Newport Beach, Oregon; 12 at Crescent City, California; and about 21 in Alaska. Welcome to an earthcache, where there is no container to find or logbook to sign. Reviews Reviewer: DBeckstead - favorite favorite favorite - August 23, 2013 Subject: … 0:16 Narrator: In 1964, Alaska was shaken by the largest 0:20 U.S. earthquake ever recorded: Magnitude 9.2. 1964 Earthquake Mortality in Alaska Background . This “Story map” combines an interactive map with historic photos of the earthquake. Latitude: 61° 02' 60.00" N Longitude:-147° 28' 28.79" W. Nearest city to this article: Valdez, Alaska Read about 1964 Alaska earthquake in the Wikipedia Satellite map of 1964 Alaska earthquake in Google Maps GPS … Seismically triggered landslides are one of the greatest geologic hazards in Anchorage. OR. Abstract. It highlights case study sites of Whittier and Seward during the 1964 Alaska Mag 9.2 earthquake to show how differences in location, topography, and land use can lead to different tsunami experiences in different communities. Big Alaska Earthquake - Anchorage Memories The Big Alaska Earthquake is a riviting story by Linda A. Wingfield about the 1964 earthquake experience in Valdez. USGS published the results of investigations of the Alaska earthquake of March 27, 1964 in a series of six Professional Papers. The Great Alaska earthquake struck at 5:36 p.m. Alaska Standard Time on March 27, 1964. IRIS webpage dedicated to George Plafker, a USGS field geologist noted for his studies of subduction-zone and backarc thrust earthquakes. Read personal accounts of the earthquake and submit your own story. A documentary chronicling the first 72 hours after the 1964 Alaska Earthquake and the response to the disaster by the United States Office of Civil Defense, U.S. Military, and local, state, and federal officials. Map showing ground motion and shaking intensity based on instrumental measurements of shaking along with information about local geology and the earthquake’s location and magnitude. The Great M9. Seismicity of the United States, 1568-1989 (Revised), plus-circle Add Review. Location Magnitude Property damage 1 2011 Tōhoku earthquake and tsunami: Japan: 9.1: $235 billion: 2 1995 Great Hanshin earthquake: Japan: 6.9 0:11 George Plafker: "Everything was in chaos." Alaska earthquake of 1964, earthquake that occurred in south-central Alaska on March 27, 1964, with a moment magnitude of 9.2. [2] Across south-central Alaska, ground fissures, collapsing structures, and tsunamis resulting from the earthquake caused about 139 deaths. The 1964 Alaska earthquake, also known as the Great Alaska earthquake, began at 5:36 P.M. AST on Friday, March 27, 1964. It released at least twice as much energy as the San Francisco earthquake of 1906 and was felt on land over an area of almost 502,000 square miles (1,300,000 square km). Oral presentations, poster sessions, exhibits, field trips, business meetings and social gatherings all provide participants the opportunity to meet and share with their peers. The March 27, 1964, earthquake was accomp anied by crustal deformation-including warping, horizontal distortion, and faulting-over probably more than 110,000 square miles of land and sea bottom in south-central Alaska. The death toll was only 131 because of the low density of the state’s population, but property damage was high. Apr 3, 2018 - Explore Donna Blasor-Bernhardt's board "1964 ALASKAN EARTHQUAKE", followed by 169 people on Pinterest. Her husband, Bob, was working on the roof and her first thought was that he had fallen. The Great Alaska Earthquake remains the strongest recorded earthquake to strike North America, and it is the world's second strongest (after the 1960 M9.5 quake that struck Chile). Apr 1, 2014 - Learn about the Great Alaska Earthquake of 1964 in this video adapted from the Valdez Museum & Historical Archive. Since we first started meas… …also known as the Great Alaskan Earthquake, the Portage Earthquake and the Good Friday Earthquake, lasted nearly four minutes on Good Friday, March 27, 1964. Four out of five earthquakes in the United States occur in Alaska. 0:37 Narrator: … Abridged from Location map of southern Alaska. 1. Description. The earthquake lasted approximately 4.5 minutes and is the most powerful recorded earthquake in U.S. history. The purpose of the group is to bring together both institutions and individuals who have an interest in reducing earthquake hazards in Alaska. The Alaska earthquake was very powerful. Hear a first-person account of the event, watch an animation that illustrates the subduction of the Pacific plate under the North American plate, and observe how Valdez was affected. Four out of five earthquakes in the United States occur in Alaska. Tsunami damage occurred as far away as Crescent City, California. I … Latitude: 61° 02' 60.00" N In addition to the earthquake, the event triggered a major tsunami that caused casualties and damage from the Kodiak Islands to northern California. Our editors will review what you’ve submitted and determine whether to revise the article. … Explains how Yakutat terrane accretion drives mountain building and crustal fault earthquakes like the 2002 M7.9 Denali Earthquake. The video features USGS geologist George Plafker who, in the 1960's, correctly interpreted the quake as a subduction zone event. Transcript. Shaking in the Anchorage area lasted for 4 to 5 minutes … This 1964 earthquake footage from Valdez, Alaska, shows Valdez Harbor emptying of water and the tsunami rushing back in. To the west, land sank as much as 8 feet (2.5 metres). Across south-central Alaska, ground fissures, collapsing buildings, and tsunamis directly caused about 131 deaths. An examination of the 1964 Alaska Good Friday Earthquake from a (pre- plate tectonics theory) geological point of view. It happened in Alaska on March 27, 1964. “The 1964 Alaska Earthquake and Tsunami” lecture by George Plafker, USGS Geologist Emeritus. to put my earthquake story into words. Thank you for sharing your 1964 Alaska earthquake story. Tenth U.S. National Conference on Earthquake Engineering Frontiers of Earthquake Engineering July 21-25, 2014 10NCEE Anchorage, Alaska LESSONS LEARNED FROM THE 1964 GREAT ALASKA EARTHQUAKE IN DISASTER MANAGEMENT M. Tolon 1 and D. N. Ural 2 ABSTRACT It is not possible to predict the time and location of the next big earthquake, but the active The epicenter was 75 miles east of Anchorage in the Prince William Sound. An animation about tsunami-generating megathrust earthquakes using examples from Japan (2011), Chile (2010), and Alaska (1964) to describe structures that generate deadly tsunamis including: megathrust plate-boundary displacement, deformation of the overriding plate by splay faulting and/or folding, and earthquake-generated landslides. The tsunami killed 124 people, all in North America, most in Alaska. The white star and thick line indicate epicenter and source area of the 1964 Alaska earthquake, respectively. On March 27, 1964 at 5:36 p.m., the largest earthquake ever to strike North America shook Southcentral Alaska for nearly five minutes. It was a thrust fault over the subduction zone where the ocean plate was diving under the continental plate. The March 27, 1964, earthquake was accomp anied by crustal deformation-including warping, horizontal distortion, and faulting-over probably more than 110,000 square miles of land and sea bottom in south-central Alaska. On March 27, 1964, at 5:36 PM, a megathrust earthquake occurred in the Prince William Sound region of Alaska. There were premonitions. Special Earthquakes, Earthquake Sequences, and Fault Zones, Real-time Notifications, Feeds & Web Services. …40 minutes after the 1964 Alaska earthquake, produced by seismic surface waves passing through the area.…. See more ideas about earthquake, alaskan, 1964 alaska earthquake. This tsunami was generated by the 9.2 magnitude earthquake under Prince William Sound, Alaska on March 27, 1964. Map does not show the height or strength of the waves, only the calculated travel times. This megathrust earthquake attacked south-central Alaska and caused ground fissures, collapsing structures, and tsunamis. The shallow earthquake was the result of thrust faulting on the Aleutian subduction zone where the Pacific plate subducts underneath the North American plate, forming the Aleutian Trench and Arc.This convergent boundary is one of the most active in the world, and was the location of the M w 9.2 1964 Alaska earthquake; the largest recorded in North America, and the second largest in the world. After the 1964 megathrust earthquake, three-quarters of the Aleutian subduction zone ruptured in a span of eight years. On Oct. 27, 1962, two months after moving back to Alaska, Alice felt the “sharpest” earthquake so far. It released at least twice as much energy as the San Francisco earthquake of 1906 and was felt on land over an area of almost 502,000 square miles (1,300,000 square km). See more » Alaska Department of Military and Veterans Affairs The Alaska Department of Military and Veterans Affairs manages military and veterans affairs for the U.S. state of Alaska. me earthquake that shook south-central commemorates the Alaska Earthquake and examines the advances in knowledge and technology that have helped improve earthquake preparation and response in Alaska and around the world. part of the ocean floor was lifted up and it caused a massive tsunami in parts of Alaska like there was in Indonesia and Thailand a few years ago. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. Credits. [2007] recently reanalyzed of the seismic data, in combination with Figure 1. It is an expanded version of the four minute video "Magnitude 9.2". The dark shaded area denotes the area of slow slip event (SSE) reported by Ohta et al. Regional uplift and subsidence occurred mainly in two nearly parallel elongate zones, together about 600 miles long and as much as 250 miles wide, that lie along the … It highlights case study sites of Whittier and Seward during the 1964 Alaska Mag 9.2 earthquake to show how differences in location, topography, and land use can lead to different tsunami experiences in different communities. Figure 8.11 Calculated travel time map for the tectonic tsunami produced by the 1964 earthquake in Alaska. Location Taken: Anchorage, AK, US. On March 28, 1964, at 03:28 GMT, an earthquake occurred in Prince William Sound of Alaska triggering a Pacific-wide tsunami. The 1964 Alaskan earthquake, also known as the Great Alaskan earthquake and Good Friday earthquake, occurred at 5:36 P.M. AST on Good Friday, March 27. The earthquake that occurred on March 27, 1964 was the largest in US history (magnitude 9.2 on the Richter scale) and the second largest ever recorded in the world . Fifty years later, it continues to shape Alaska, its people, and the science of earthquakes. The 1964 Alaska tsunami was the second largest ever recorded, again following only the one caused by the 1960 Chile earthquake (4 meters at Sitka). Saved by Marie Hollibaugh 1964 Alaska Earthquake North American Plate Anchorage Alaska School Photos Heaven On Earth Natural Disasters Homeland History Historia This photo shows evidence of the subsidence at the Government Hill School location, Anchorage. Start studying 1964 Alaska Earthquake. who I promised this to some time ago. The epicenter of this awesome quake was a mere 45 miles west of Valdez and 14 miles under the earth's crust. "1964 Quake: The Great Alaska Earthquake" is an eleven minute video highlighting the impacts and effects of America's largest recorded earthquake. The 1964 great Alaska earthquake On Friday, March 27, 1964 the largest earthquake in U.S. history and the second largest recorded instrumentally worldwide struck south-central Alaska with a magnitude of 9.2. Can you name the biggest earthquake that ever happened in the United States? The epicenter was about 10 km east of the mouth of College Fiord, approximately 90 km west of Valdez and 120 km east of Anchorage. The Alaska earthquake of 1964 was very powerful--a 9.2 out of 10 on the Richter magnitude scale. Satellite map of 1964 Alaska earthquake The 1964 Alaskan earthquake , also known as the Great Alaskan earthquake and Good Friday earthquake , occurred at 5:36 P.M. Scientists have estimated where large earthquakes are most likely to occur, and the probable levels of ground … That's mostly thanks to strict building codes passed after a 1964 Alaska earthquake. Location map of southern Alaska. Summary of the earthquake’s cause and effects from the Alaska Earthquake Information Center. The magnitude 7.0 earthquake that hit Anchorage, Alaska, on Friday caused no fatalities or widespread building damage, according to officials. The sea floor rose 36 feet in some … The video features USGS geologist George Plafker who, in the 1960’s, correctly interpreted the quake as a subduction zone event. Ring in the new year with a Britannica Membership. Ned Rozell’s personal account of his meeting with George Plafker, one of three USGS Geologists who responded to the Alaska quake a few days after event. [3] Lasting four minutes and thirty-eight seconds, the magnitude 9.2 megathrust earthquake was the most … The map shows the epicenter of the 1964 Alaska Earthquake (red star), caused when the Pacific Plate lurched northward underneath the North American Plate. HealthAnalytics@Alaska.gov. ), rupture processes, elastic rebound, and resulting tsunami. Local waves claimed at least 82 lives. (en Español). 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