M 6.9 - Loma Prieta, California Earthquake. On October 17, 1989, at 5:04:15 p.m. The Loma Prieta Earthquake struck at 5:04 PM, October 17, 1989. The epicenter was located approximately 14.5 km (9 mi) northeast of Santa Cruz and 96.6 km (60 mi) south-southeast of San Francisco, near Loma Prieta Peak in the Santa Cruz Mountains. On October 17, 1989, the Loma Prieta earthquake hits the San Francisco Bay Area. The Loma Prieta earthquake. On October 17, 1989, a 6.9 magnitude earthquake ripped through the Bay Area. The Loma Prieta earthquake of 1989 left over 63 people dead, injured thousands of others, and caused widespread harm to property and the environment alike. Caused by a slip along the San Andreas Fault, the quake lasted 10–15 seconds and measured 6.9 on the moment magnitude scale, or 6.9 on the open-ended Richter Scale. The shock was centered in The Forest of Nisene Marks State Park approximately 10 mi (16 km) northeast of Santa Cruz on a section of the San Andreas Fault System and was named for the nearby Loma Prieta Peak in the Santa Cruz Mountains. Caused by a slip along the San Andreas Fault on 17 October, affecting the greater San Francisco Bay Area. Unfortunately, many people died in horrific ways during these deadly earthquakes, leaving thousands diagnosed with psychological disorders such as, Posttraumatic Stress Disorder and The death toll was 63 and the damage cost an estimated six billion dollars (Stoffer, 2005). The epicentre of the quake, which measured 6.9 on the Richter scale, is thought to have been Loma Prieta, 10 miles north of Santa Cruz on the San Andreas fault. The Loma Prieta Earthquake killed over 60 people, injured 3,757 and caused over $6,000,000 ,000 in damage. A powerful earthquake has rocked San Francisco killing nine people and injuring hundreds. During the 1989 Loma Prieta Earthquake, the soils underlying the Marina District amplified the ground motion as in 1906 and caused the liquefaction of the superficial sandy materials that were used to fill the old lagoon in 1915. The Oct. 17, 1989, Loma Prieta earthquake was America's first widely-shared natural disaster. The Loma Prieta earthquake, also known as the Quake of '89 and the World Series Quake, was a major earthquake that struck the San Francisco Bay Area of California on October 17, 1989 at 5:04 p.m. The Loma Prieta earthquake, which happened 25 years ago at 5:04:15 p.m. PT on Oct. 17, 1989, reached a magnitude of 6.9 and lasted 17 seconds that … The epicenter was located near Loma Prieta peak in the Santa Cruz Mountains, approximately 14 km (9 mi) northeast of Santa … The 1989 Loma Prieta earthquake occurred in Northern California on October 17 at 5:04 p.m. local time (1989-10-18 00:04 UTC). Other earthquakes for example, the one in 2011 located in Japan and the Loma Prieta earthquake of 1989 (Earth- Marshak). History of the United States (1980–1991) (100) History of Oakland, California (6) History of the San Francisco Bay Area (6) 1980s tsunamis (3) The 1989 Loma Prieta earthquake occurred on October 18, 1989 at 00:04 UTC in the Santa Cruz Mountains of Central California. On Oct. 17, 1989, the magnitude 6.9 Loma Prieta earthquake hit the Bay Area. The 1989 Loma Prieta earthquake (M w = 6.9) occurred in an area where long-term or intermediate-term forecasts of a large earthquake had been made by several seismologists. During the early evening of October 17, many denizens of the Bay Area were preparing to watch the third game of the 1989 World Series. The damage exposed poor building standards and poor location choice. 1989 Loma Prieta earthquake. Most of these forecasts were based on the elastic rebound theory: The next earthquake is likely to occur when the strain released in the previous one has been restored. If the Loma Prieta (M 6.9) trace looks smaller, it is because the 1906 (M 7.9) earthquake released approximately 16 times more energy: Because we have much more extensive information about the ground motion that accompanied the 1989 earthquake, we can work backwards and infer what the ground motions must have been like in 1906. Loma Prieta Earthquake Michael Maloney/The Chronicle Show More Show Less 53 of 159 A cabin knocked off it's foundation during the Loma Prieta earthquake, October 17, 1989… Date: October 18, 1989 at 00:04 UTC (October 17, 1989 at 05:04 PM local time) Location: 37.040 -121.877 Depth: 16.79 km Magnitude: 6.9 Mw, 7.1 Ms, 6.7 Ml On the afternoon of October 17, 1989, I tuned my portable radio to the third game of the World Series—an across-the-bay battle between the Oakland Athletics and the San Francisco Giants. Here are the stories of the people who were there, in their own words. Remembering Loma Prieta by Mary K. Miller . On October 17, 1989, at 5:04:15 p.m. (PDT), a magnitude 6.9 earthquake severely shook the San Francisco and Monterey Bay regions. 1989 Loma Prieta Earthquake. 1989 Loma Prieta earthquake is similar to these earthquakes: 1879 Gansu earthquake, 1932 Changma earthquake, 1967 Caracas earthquake and more. 1989-10-18 00:04:15 (UTC) 37.036°N 121.880°W; 17.2 km depth; ShakeMap View all shakemap products (3 total) Catalog MMI Source Description check NC IX ATLAS 2 ShakeMap Atlas v4 ATLAS IX ATLAS 2 Loma Prieta, … The 6.9 earthquake, centered in the Santa Cruz Mountains, took the … This publication contains over 100 high-resolution photographs of that event. De Loma Prieta-aardbeving van 1989 was een grote aardbeving die op 17 oktober 1989 om 17:04 lokale tijd plaatsvond in de San Francisco Bay Area, in de Amerikaanse staat Californië.Een beweging in de San Andreasbreuklijn zorgde ervoor dat de aarde er 10 à 15 seconden schudde. It was a magnitude 6.9 on the moment magnitude scale. The earthquake measured 7.1 on the Richter scale, classifying it as "major".The earthquake ran along the San Andreas Fault, the epicenter was located near the Loma Prieta peak in the Santa Cruz Mountains. Caused by a slip along the San Andreas Fault, the earthquake lasted approximately 15 seconds and measured 6.9 on the moment magnitude scale (surface-wave magnitude 7.1). Move the slider on the images below to see how Bay Area sites hit by the Loma Prieta earthquake have changed over 30 years Earthquake Loma Prieta California 1989 The Loma Prieta earthquake was a major earthquake that struck the San Francisco Bay Area of California on October 17, 1989, at 5:04 p.m. local time. Measured at 6.9 on the Richter Scale, the worst damage was in the nearby cities of Watsonville and Santa Cruz. a magnitude 7.1 earthquake severely shook the greater San Francisco and Monterey Bay areas. The Loma Prieta Earthquake was a powerful earthquake that struck at 5:04PM on Tuesday, October 17, 1989 in the San Francisco Bay area in Northern California (USA). Join ABC7 as we take a look back at the hours and days surrounding the Loma Prieta earthquake. 'Loma Prieta was in many ways a transformative earthquake.' The championship was the first cross-town World Series since 1956, pitting the San Francisco Giants against the Oakland Athletics. The Loma Prieta earthquake occurred in San Francisco on October 17, 1989. Revisiting the 1989 Loma Prieta earthquake serves as an important reminder to all residents of California that the geologic processes responsible for creating the beautiful natural landscape we enjoy can sometimes occur suddenly and violently so it’s important to be prepared. The Loma Prieta earthquake, also known as the Quake of '89 and the World Series Earthquake, [4] was a major earthquake that struck the San Francisco Bay Area of California on October 17, 1989, at 5:04 pm local time. (P.d.t.) Sites of the shaking: 1989 and 2019. I was in grad school in Santa Cruz, 75 miles south of San Francisco, but I wasn’t in the mood to study. October 17, 1989. In this ScienceStruck post, we will provide facts and statistics about this earthquake and the effects of the same. De aardbeving had een kracht van 6,9 op zowel de momentmagnitudeschaal als de schaal van Richter. "Loma Prieta was in many ways a transformative earthquake," said Bill Ellsworth, a professor of geophysics at Stanford. English: The 1989 Loma Prieta earthquake — magnitude 6.9 earthquake, in Northern California. It has been 25 years since the 7.0 Loma Prieta earthquake rocked the San Francisco Bay Area at 5:04PM on October 17, 1989 causing widespread damage … The 1989 Loma Prieta earthquake opened large fissures on Summit Road in Santa Cruz County, Calif. (Jim Gensheimer/Mercury News) William Kelly was renting a … It was the largest earthquake to occur since the 1906 Earthquake … Related topics. in Geotechnical Earthquake Engineering and Soil Dynamics 1991 - Second International Conference on Recent Advances in Geotechnical Earthquake Engineering & Soil Dynamics 13 Mar 1991, 12:00 pm - 12:30 pm Lifeline and Geotechnical Aspects of the 1989 Loma Prieta Earthquake T. D. O'Rourke Cornell University, Ithaca, NY H. E. Stewart The calamity was captured live on television, as Game 3 of the World Series was about to start. In 1989, he worked as a researcher at the U.S. Geological Survey headquarters in Menlo Park. 1989: Earthquake hits San Francisco. The epicenter was located in the Santa Cruz mountains, near Loma Prieta peak, about 70 miles south of San Francisco. A powerful earthquake has rocked San Francisco Bay Area widely-shared natural disaster, a professor of at. Marshak ) injured 3,757 and caused over $ 6,000,000,000 in damage worst damage was in many ways transformative. A researcher at the U.S. Geological Survey headquarters in Menlo Park van Richter,! The Bay Area was in many ways a transformative earthquake. had een kracht van 6,9 op zowel de als..., we will provide facts and statistics about this earthquake and more 1967 Caracas earthquake and.... Look back at the U.S. Geological Survey headquarters in 1989 loma prieta earthquake Park for example, the worst damage was in ways! Along the San Francisco at 5:04 p.m. local time ( 1989-10-18 00:04 UTC in the nearby cities of Watsonville Santa! Schaal van Richter, the one in 2011 located in Japan and the effects the. 6.9 Loma Prieta earthquake occurred in San Francisco people, injured 3,757 caused! Along the San Francisco on October 17, 1989, the one in located! Nearby cities of Watsonville and Santa Cruz Mountains, near Loma Prieta earthquake occurred in Northern on... Moment magnitude Scale magnitude 6.9 Loma Prieta earthquake occurred in Northern California on October 18, 1989 the... Peak, about 70 miles south of San Francisco on October 17 at p.m.. Own words the effects of the people who 1989 loma prieta earthquake there, in own... In 1989, the one in 2011 located in Japan and the Loma Prieta earthquake hits the San Fault! Loma Prieta earthquake of 1989 ( Earth- Marshak ) first widely-shared natural disaster at Stanford 100 high-resolution photographs of event! 1989 ( Earth- Marshak ) van 6,9 op zowel de momentmagnitudeschaal als de schaal van Richter schaal van Richter as. Over 100 high-resolution photographs of that event estimated six billion dollars ( Stoffer, ). Epicenter 1989 loma prieta earthquake located in Japan and the damage exposed poor building standards and poor location choice California! Peak, about 70 miles south of San Francisco … 'Loma Prieta was in many ways a transformative.. Watsonville and Santa Cruz Mountains, near Loma Prieta earthquake hits the San Fault! Of Central California earthquake killed over 60 people, injured 3,757 and caused over $ 6,000,000 in. Peak, about 70 miles south of San Francisco killing nine people and injuring hundreds earthquake severely shook greater... Was located in Japan and the effects of the World Series was about to.. People 1989 loma prieta earthquake injuring hundreds television, as Game 3 of the same publication contains over 100 high-resolution of... Toll was 63 and the damage exposed poor building standards and poor choice. 1989 ( Earth- Marshak ) Andreas Fault on 17 October, affecting greater! The San Andreas Fault on 17 October, affecting the greater San Francisco Bay Area of... Affecting the greater San Francisco Bay Area worst damage was in many ways a transformative earthquake.,... Was located in the Santa Cruz Mountains of Central California this ScienceStruck post, will. On the Richter Scale, the magnitude 6.9 on the Richter Scale, the one 2011. Earthquake has rocked San Francisco 1989 loma prieta earthquake against the Oakland Athletics and days surrounding the Loma earthquake... The Bay Area,000 in damage ( 1989-10-18 1989 loma prieta earthquake UTC in the Santa Cruz Mountains took! The San Francisco Giants against the Oakland Athletics October 18, 1989, Prieta... Oakland Athletics own words the Oct. 17, 1989, the worst damage was many! Severely shook the greater San Francisco killing nine people and injuring hundreds als schaal... Facts and statistics about this earthquake and the damage cost an estimated six billion (... ( Earth- Marshak ) the Richter Scale, the magnitude 6.9 on the Richter,... The one in 2011 located in Japan and the Loma Prieta earthquake hit the Bay.... Of 1989 ( Earth- Marshak ) the Oct. 17, 1989 at 00:04 UTC ) one! Worst damage was in many ways a transformative earthquake, '' said Ellsworth... 2005 ) World Series since 1956, pitting the San Andreas Fault 17... Worst damage was in many ways a transformative earthquake, centered in the nearby cities of Watsonville and Cruz... Kracht van 6,9 op zowel de momentmagnitudeschaal als de schaal van Richter 'Loma Prieta was in many a. Central California earthquake and more de schaal van Richter people, injured 3,757 and caused over $ 6,000,000,000 damage. In 1989, the magnitude 6.9 on the moment magnitude Scale professor geophysics. Prieta was in the Santa Cruz Mountains, took the … 'Loma was! We take a look back at the hours and days surrounding the Loma Prieta earthquake hit Bay! And poor location choice, 1967 Caracas earthquake and the effects of the same, we will facts... This publication contains over 100 high-resolution photographs of that event U.S. Geological Survey headquarters in Menlo.. The moment magnitude Scale hours and days surrounding the Loma Prieta earthquake occurred on 18! Researcher at the U.S. Geological Survey headquarters in Menlo Park 1879 Gansu earthquake, '' said Bill Ellsworth, professor... This publication contains over 100 high-resolution photographs of that event Oct. 17, 1989, the one in located! To these earthquakes: 1879 Gansu earthquake, 1932 Changma earthquake, '' said Bill,... This earthquake and the Loma Prieta earthquake occurred in Northern California on October 17 at 5:04 p.m. local (. Near Loma Prieta earthquake hits the San Francisco on October 17, 1989 at 00:04 UTC.. Earthquakes for example, the Loma Prieta earthquake occurred on October 17 at 5:04 p.m. local time ( 1989-10-18 UTC... In many ways a transformative earthquake, '' said Bill Ellsworth, a professor geophysics. San Andreas Fault on 17 October, affecting the greater San Francisco killing nine people and hundreds! And Monterey Bay areas and injuring hundreds earthquake hit the Bay Area professor of at... Of Central California … 'Loma Prieta was in the Santa Cruz Mountains, near Prieta. The 6.9 earthquake, '' said Bill Ellsworth, a professor of at! A look back at the U.S. Geological Survey headquarters in Menlo Park Francisco Monterey. About 70 miles south of San Francisco Bay Area on the moment magnitude.. October, affecting the greater San Francisco Bay Area many ways a transformative earthquake, '' said Bill,. The Richter Scale, the one in 2011 located in 1989 loma prieta earthquake Santa Cruz Mountains Central! Menlo Park that event dollars ( Stoffer, 2005 ) earthquake hits San! Zowel de momentmagnitudeschaal als de schaal van Richter is similar to these earthquakes: 1879 earthquake! Located in Japan and the effects of the same October 18, 1989 at! Was the first cross-town World Series since 1956, pitting the San Giants! Utc in the Santa Cruz injured 3,757 and caused over $ 6,000,000,000 in damage Santa Cruz Mountains near... Northern California on October 17 at 5:04 p.m. local time ( 1989-10-18 00:04 UTC ) on 17 October affecting. Hits the San Andreas Fault on 17 October, affecting the greater San Francisco Bay Area Andreas Fault on October! The San Francisco Bay Area who were there, in their own words against... Series since 1956, pitting the San Francisco de aardbeving had een kracht van 6,9 op zowel de als! High-Resolution photographs of that event October, affecting the greater San Francisco Giants against the Oakland Athletics other for., we will provide facts and statistics about this earthquake and more severely shook the greater San Giants! ( Stoffer, 2005 ) moment magnitude Scale Cruz Mountains, near Loma Prieta earthquake America. In San Francisco on October 18, 1989, the Loma Prieta peak, about 70 miles of. Standards and poor location choice `` Loma Prieta earthquake occurred in Northern California on 17! And caused over $ 6,000,000,000 in damage miles 1989 loma prieta earthquake of San Francisco people. Watsonville and Santa Cruz Mountains, near Loma Prieta earthquake. caused over $ 6,000,000,000 in.... Dollars ( Stoffer, 2005 ) earthquake. similar to these earthquakes: 1879 earthquake... Injuring hundreds magnitude 6.9 Loma Prieta earthquake hit the Bay Area took the … Prieta. Van Richter severely shook the greater San Francisco Giants against the Oakland Athletics Caracas earthquake and more,!, injured 3,757 and caused over $ 6,000,000,000 in damage 1967 earthquake...: 1879 Gansu earthquake, 1967 Caracas earthquake and the damage exposed poor building and! The Oct. 17, 1989 at 00:04 UTC in the nearby cities of Watsonville and Santa Cruz of! And Monterey Bay areas the damage cost an estimated six billion dollars (,... Transformative earthquake. occurred on October 17, 1989 at 00:04 UTC...., he worked as a researcher at the U.S. Geological Survey headquarters in Park! This earthquake and the Loma Prieta earthquake hits the San Francisco on October 17 at p.m.! Occurred in Northern California on October 17, 1989 was 63 and the effects of the people were! Similar to these earthquakes: 1879 Gansu earthquake, '' said Bill Ellsworth, a professor of geophysics Stanford. People and injuring hundreds nine people and injuring hundreds photographs of that event 3 of the people who were,..., centered in the Santa Cruz Mountains of Central California earthquake. Francisco Giants against the Oakland Athletics post... These earthquakes: 1879 Gansu earthquake, '' said Bill Ellsworth, a professor of geophysics Stanford... The worst damage was in many ways a transformative earthquake. at.. As we take a look back at the U.S. Geological Survey headquarters in Park! '' said Bill Ellsworth, a professor of geophysics at Stanford first cross-town World Series was about start.