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";s:4:"text";s:14565:"Destroyed in the Northridge earthquake of Jan. 17, 1994. Since the Northridge Earthquake hit southern California in 1994, technology has improved, but "a big one" still may occur, scientists say. Date. 1994 Northridge Earthquake As the City of Los Angeles slumbered in the early morning hours of January 17, 1994, the earth began to shake from the onset of another California trembler. Events / 1994 Northridge Earthquake. Northridge Interchange Collapse Source: Doug Pizac / AP. The 1994 Northridge earthquake occurred on January 17, at 4:30:55 a.m. PST and was centered in Reseda, a neighborhood in the north-central San Fernando Valley region of Los Angeles, California. The following is the final report on the 1994 Northridge earthquake that struck southern California on January 17, 1994. Cal State Northridge Parking Garage Collapse Earthquake . The Northridge Earthquake struck on January 17, 1994 at 4:30:55 a.m. 1994 Northridge earthquakeSection of collapsed low-rise apartment buildings.mw-parser-output .locmap .od{position:absolute}.mw-parser-output .locmap . The earthquake measured 6.7 on the Richter scale and caused extensive damage to buildings, utilities and roadways. Epicentered in the San Fernando Valley town of Northridge, California, the earthquake caused serious damage to buildings and sections of elevated freeways; ignited at least one hundred fires as it ruptured gas pipelines; and disrupted water supply systems. The 1994 Northridge earthquake caused $400 million in damage to the campus, the heaviest damage ever sustained by an American college campus. This report describes injuries occurring in the Northridge earthquake which resulted in death or hospital admission. If no others agree with the "new" figure it should be reversed. What's Changed Since the 1994 Northridge Earthquake On Jan. 17, 1994, a magnitude-6.7 earthquake revealed some of the safety issues that Southern California needed to address Based on survey responses from 559 firms in the Los Angeles area, this paper summarizes the extent and magnitude of the business losses that can be attributed to transportation disruptions. The Newhall Pass Interchange, the junction where the Interstate 5 (Golden State Freeway) and Interstate 14 (Antelope Valley Freeway) meet, collapsed during the earthquake’s 20 second tremor and its following aftershocks. TYPE OF FAULTING: blind thrust TIME: January 17, 1994 / 4:30:55 am PST LOCATION: 34° 12.80' N, 118° 32.22' W 20 miles west-northwest of Los Angeles 1 mile south-southwest of Northridge The mainshock was followed by an energetic aftershock sequence. Moderate damage to the built environment was widespread; severe damage included collapsed buildings and highway overpasses. California engineers had classified and codified building irregularities as early as 1980s. al. When the shaking quickly turned to violent convulsions accompanied by a deafening roar, the City’s residents were at once confronted with the worst disaster in modern Los Angeles history. The performance record of modern landfills during seismic events is very limited. The earthquake was magnitude 6.7 on a previously unidentified thrust fault, creating strong horizontal and vertical ground motion lasting up to 10 seconds. 6.7. A detailed 3-D P-wave velocity structure of the crust in the epicentral area of the 17 January, 1994 Northridge earthquake is determined by using 104,709 arrival times from 1673 Northridge aftershocks and 2948 other local earthquakes. January 17, 1994. The Northridge earthquake is part of the temporal increase in earthquake activity in the Los Angeles area since 1970. 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