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Topic: Sylmar earthquake


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In the News (Sat 14 Nov 09)

  
  Epic Disasters - Deadliest US Earthquakes
The strongest earthquake to ever hit the United States caused a tsunami that killed 98 in Alaska, 11 in California, and one in Oregon.
Sometimes called the Sylmar Earthquake, it inflicted its worst damage to the Mount Olive Medical Center and at the Veterans Administration Hospital in San Fernando, where 49 were killed.
This earthquake's epicenter occurred in a major commercial center, and would have caused a greater loss of life, except it occurred in the early morning hours, and on a federal holiday (Martin Luther King, Jr.).
www.epicdisasters.com /deadlyusearthquake.php   (314 words)

  
  Earthquake - Open Encyclopedia   (Site not responding. Last check: 2007-11-05)
Earthquake effects are described in terms of intensity, a scale which attempts to quantify the severity of shaking at a given location.
A rare few earthquakes have been associated with the build-up of large masses of water behind dams, such as the Kariba Dam in Zambia, Africa, and with the injection or extraction of fluids into the Earth's crust (e.g, at certain geothermal power plants and at the Rocky Mountain Arsenal).
Earthquakes such as these, that are caused by human activity, are referred to by the term induced seismicity.
open-encyclopedia.com /Earthquake   (1045 words)

  
 Sylmar earthquake -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-11-05)
Local veterans of 'the Sylmar Quake' commonly refer to this seismic event as the 'February Ninth' quake.
In actuality, the epicenter of the quake was located underground, roughly at the intersection of Kenya Street and Wilbur Avenue in the (A city in southern California; motion picture capital of the world; most populous city of California and second largest in the United States) Los Angeles district of Northridge.
The earthquake ruptured a segment of the San Fernando fault zone, a set of north-dipping, high-angled reverse faults along the southeastern margin of the (additional info and facts about San Gabriel Mountains) San Gabriel Mountains.
www.absoluteastronomy.com /encyclopedia/s/sy/sylmar_earthquake.htm   (434 words)

  
 Earthquake   (Site not responding. Last check: 2007-11-05)
Earthquake An earthquake is a trembling or shaking movement of the intraplate earthquakes.
Earthquake (movie) Earthquake was the title of a disaster movies of the era that placed an all star cast in life and dea...
The earthquake ruptured a segment of the Sa...
www.brainyencyclopedia.com /topics/earthquake.html   (398 words)

  
 Encyclopedia: Sylmar earthquake   (Site not responding. Last check: 2007-11-05)
The earthquake that rocked the northern San Fernando Valley, near Sylmar measured magnitude 6.6 on the Richter magnitude scale.
Global earthquake epicenters, 1963–1998 An earthquake is a trembling or a shaking movement of the Earths surface.
Sylmar is a neighborhood in the San Fernando Valley section of Los Angeles, California.
www.nationmaster.com /encyclopedia/Sylmar-earthquake   (819 words)

  
 Read about Earthquake at WorldVillage Encyclopedia. Research Earthquake and learn about Earthquake here!   (Site not responding. Last check: 2007-11-05)
Earthquakes occur every day on Earth, but the majority of them are minor and cause no damage.
The power of an earthquake is distributed over a significant area, but in the case of large earthquakes, it can spread over the entire planet.
Earthquakes, especially those that occur beneath oceans or seas, can give rise to tsunamis, either as a direct result of the deformation of the sea bed due to the earthquake, or as a result of submarine landslips or "slides" indirectly triggered by it.
encyclopedia.worldvillage.com /s/b/Earthquake   (1303 words)

  
 SCEDC | San Fernando Earthquake (1971)
Also known as the Sylmar Earthquake, this earthquake occurred on the San Fernando fault zone, a zone of thrust faulting which broke the surface in the Sylmar-San Fernando Area.
In response to this earthquake, building codes were strengthened and the Alquist Priolo Special Studies Zone Act was passed in 1972.
The purpose of this act is to prohibit the location of most structures for human occupancy across the traces of active faults and to mitigate thereby the hazard of fault rupture.
www.data.scec.org /chrono_index/sanfer.html   (205 words)

  
 Report an earthquake: California home
Select an earthquake from the list to view a map or submit your own report.
These are generally smaller earthquakes that are not widely felt.
We still accept questionnaires for these earthquakes, and we may manually add significant events to this website.
pasadena.wr.usgs.gov /shake/ca   (237 words)

  
 "Earthquake Hazards", A Brief History.
Earthquakes may also be thought of as the breaking of a popcicle stick by applying pressure to both ends at the same time.
Before the ' quake ', the community of Sylmar, located in the San Fernando Valley, had built structures that were intended to resist damage during an earthquake.
On Febuary 9, 1971 Sylmar and the surrounding region experienced a magnitude 6.7 earthquake.
www.geo.arizona.edu /~salaisg/hazard   (754 words)

  
 Chronological Earthquake Index
The earthquakes which are listed here are marked with colored squares indicating magnitude.
For various reasons, not all of the earthquakes listed here are featured on the clickable image.
Typically, the most common name for an event is given here, but some earthquakes may be referred to with names not listed here.
www.data.scec.org /chrono_index/quakedex.html   (328 words)

  
 City Information Geography Geology - Los Angeles Travel Information
Like most areas of coastal California, Los Angeles is subject to earthquakes, due to its proximity to the San Andreas Fault, as well as to the smaller San Jacinto and Banning faults.
The most recent major earthquake was the 1994 Northridge earthquake, which was centered in the northern San Fernando Valley.
Other major earthquakes in the Los Angeles area include the 1987 Whittier Narrows earthquake, the 1971 Sylmar earthquake, and the 1933 Long Beach earthquake.
www.mylosangelestravelguide.com /site/_City_Information_Geography_Geology/509/wps   (259 words)

  
 Historic Earthquakes
This destructive earthquake occurred in a sparsely populated area of the San Gabriel Mountains, near San Fernando.
The earthquake created a zone of discontinuous surface faulting, named the San Fernando fault zone, which partly follows the boundary between the San Gabriel Mountains and the San Fernando - Tujunga Valleys and partly transects the northern salient of the San Fernando Valley.
The newly built, earthquake-resistant buildings at the Olive View Hospital in Sylmar were destroyed - four five-story wings pulled away from the main building and three stair towers toppled.
earthquake.usgs.gov /regional/states/events/1971_02_09.php   (418 words)

  
 The Sylmar Earthquake, Killer Quake, L. A. Herald Examiner, February 9, 1971
Seven lives were lost at the Veterans Administration Hospital, 39000 Sayer St. in the Sylmar area and two died in a structural collapse at Olive View Hospital and Sanitarium, 14701 Foothill Blvd., Olive View.
Reagan was briefed on the earthquake situation by his Office of Emergency Services this morning and then said the state would make available whatever aid local authorities needed in dealing with the problem.
Boundaries of the evacuation area include San Diego Freeway on the east; Balboa Boulevard on the west, Roscoe Boulevard on the south and the dam on the north.
www.lafire.com /famous_fires/710209_SylmarEarthquake/020971_LAHerald_KillerQuake.htm   (2873 words)

  
 Communities and Locales in Sacramento Valley
The Capitol building has housed the state legislature since 1869 and underwent extensive retrofitting after the 1971 Sylmar earthquake.
The California Military Museum tells the story of conflict from the settlement of the state to the Persian Gulf War.
California's role in the Civil War, the Spanish American War, the San Francisco Earthquake, both world wars, Korea and Vietnam are featured.
www.sacramentovalley.com /doc.asp?id=314   (1359 words)

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