<<8017d3c2c394e94f98a43e41337707f7>]>> The Calaveras Fault is a major branch of the San Andreas Fault System that is located in northern California in the San Francisco Bay Area.Activity on the different segments of the fault includes moderate and large earthquakes as well as aseismic creep.The last large event was the 1984 Morgan Hill event and the last moderate earthquake was the 2007 Alum Rock event. 0000036374 00000 n A quake near that magnitude has happened only once since 1800 on the Hayward Fault, according to the California Department of Conservation: the 1868 Hayward earthquake… In fact, it was considered the “great earthquake” until the San Andreas Fault tore San Francisco apart 38 years later. 0000003146 00000 n In the simulation, the earthquake starts at the very northern section of the fault near Richmond and ends near Hayward. H��Wˊ%��߯ȥ�(uJ The U.S. Geological Survey describes the Hayward Fault as “the single most urbanized earthquake fault in the United States.” Picture via Temblor According to the U.S. Geological Survey, the average rate of creep on the Hayward is 4.6 millimetres per year or about the length of a standard black garden ant, or a quarter of a jelly bean. 0 Geophysicist and author Horst Rademacher has written this guide to a brief walking tour of the Hayward Fault on the UC Berkeley campus: The USGS has made a virtual tour using Google Earth. 0000282595 00000 n 0000573364 00000 n However, many scientists believe that the Hayward Fault is connected to the Calaveras Fault to the south, the Rodgers Creek Fault to the north and to the Maacama Fault still farther north. The Hayward Fault slips both during those large earthquakes and also the rest of the time from fault creep. On Monday evening (May 14), there was a 3.5 magnitude earthquake along the fault centered just east of Oakland.

However, as in 1906, well-constructed buildings on firm ground sustained much less damage.Towns in the East Bay suffered the most severe damage. The Hayward fault zone is considered to be the most probable source of a major earthquake in the San Francisco Bay Area, as much as 28% chance for a magnitude 7 earthquake before the year 2021 (Working Group on California Earthquake Probabilities, 1990). Deadly earthquake fault 02:15 It was one of the deadliest disasters ever to the hit the U.S. On April 18, 1906, the great San Francisco earthquake killed more than 3,000 and destroyed half the city. 0000302810 00000 n 0000572918 00000 n 8 0 obj<>stream For more information, please call Planning at 510.583.4200 or visit our webpage: Hayward Earthquake Map ¬ Legend Accurately Located Fault Traces Fault Zone. The Hayward Fault runs through the East Bay from San Pablo Bay in the north Scientists have been studying the past earthquakes on the Hayward fault. 0000505178 00000 n For more information, please call Planning at 510.583.4200 or visit our webpage: The Hayward fault zone is considered to be the most probable source of a major earthquake in the San Francisco Bay Area, as much as 28% chance for a magnitude 7 earthquake before the year 2021 (Working Group on California Earthquake Probabilities, 1990). The Hayward Fault is capable of producing a 7.0 earthquake over an area with hundreds of hospitals, schools, police and fire stations. On Monday evening (May 14), there was a 3.5 magnitude earthquake along the fault centered just east of Oakland. The Hayward is one of three major fault zones of the San Andreas system that have produced large historic earthquakes in the San Francisco Bay Area (the others being the San Andreas and Calaveras). However, it wasn’t until the discovery of the Cascadia Fault in the 1960s th… Is A Powerful Earthquake Likely To Strike In The Next 30 For residents of the San Francisco East Bay, the greatest seismic hazard is the Hayward Fault. This Temblor map shows the complex network of faults across the Bay Area. The Hayward fault runs through the East Bay hills from Richmond to San Jose. 0000073759 00000 n The Hayward Fault. The Hayward fault runs through the East Bay hills from Richmond to San Jose. Menu Contact Search New study shows humans have been causing earthquakes in Texas since 1920s (2016) SMU scientists will map faults in North Texas (2015) SMU analysis of recent earthquake sequence reveals geologic fault, epicenters in Irving and West Dallas (2015) SMU seismology team to cooperate with state, federal scientists in study of May 7 Venus earthquake (2015) (Play Video), Cooperative Institute for Deep Earth Research (CIDER), Northern California Earthquake Data Center (NCEDC), The Hayward Fault at the Campus of the University of California, Berkeley (e-book), The Hayward Fault at the Campus of the University of California, Berkeley (PDF). Also on the older map, faults are depicted as thicker black lines running through the center of the zone. A geonarrative (Esri Story Map) describing what it might be like the next time the Hayward fault has a large earthquake. Hayward was ranked as the 32nd most populous municipality in California. 0000396668 00000 n Menu Contact Search 0000378999 00000 n Its last major rupture occurred in 1868, during California's frontier days, and was the original "Great San Francisco Earthquake" until 1906.. The last quake of a similar size (between 6.8 and 7.0) on the Hayward fault was in 1868. A Point of Comparison. 0000521316 00000 n To start the tour, download and open the “Hayward Fault Map and Tour” file in Google Earth (free download), then click the “Play Tour” button located at the bottom of the “Places” panel. It runs through densely populated areas, including Richmond, El Cerrito, Berkeley, Oakland, San Leandro, Castro Valley, Hayward, Union City, Fremont, and San Jose. The fault needs to move about 6/16ths of an inch (9mm) per year to release the energy building up at the surface. 0000106617 00000 n 0000053396 00000 n It was considered the "Great Earthquake" until 1906. 0000487440 00000 n Earthquake Science Zones: There will be two sites that people could ask scientists and educators about the science behind the Hayward Fault. Scientists are keeping a nervous eye on the Hayward fault, which runs along the most urbanized edge of San Francisco’s East Bay.The Hayward fault activity is capable of generating destructive earthquakes. 0000073180 00000 n 0000053035 00000 n The Hayward fault is a 90 kilometer long crack in the Earth's crust that travels through the San Francisco Bay area. These large earthquakes were both regular and frequent, as indicated by a 0.40 coefficient of variation and mean recurrence interval (MRI) of 161 ± 65 yr (1σ of recurrence intervals). The Hayward Fault runs through the East Bay from San Pablo Bay in … ������ C��-30(1�3�q�po```t`�и@�Τi"����\��Lc���}`��K���۹���̨��${$~B����=o#w�/Q=��y��K��A1JS�^Ԝz>u� Y�=�^7�a�c+�m�+`u@r 0000342693 00000 n 0000072676 00000 n 0000361234 00000 n They have found that the most recent 5 major earthquakes happened on average every 140 years. A map shows where the earthquakes were felt. A shaking simulation for the San Francisco Bay Area for a magnitude 7.0 earthquake on the Hayward Fault. Running for nearly 74 miles through cities including Fremont, Hayward, Oakland, Berkeley, and Richmond, the Hayward Fault has the potential to wreak more havoc than most California faults. The Hayward fault is a 90 kilometer long crack in the Earth's crust that travels through the San Francisco Bay area. Digital Map of the Hayward Fault. 0000468606 00000 n 0000061761 00000 n 0000070007 00000 n There are many easy tours you can take to get a closer look at this subterranean beast, as well as maps to find out how close you live to the fault and what seismic hazards—such as landslides or liquefaction—exist near you. MMI Shaking Zones for a potential 6.9 Earthquake on the Hayward Fault, California Geological Survey Data notes: 0000052876 00000 n Faut Lines the states and the U.S. Bureau of Labor Statistics. Since then, nearly three million people have moved next to the Hayward fault with little regard for its earthquake potential. However, experts say the 800-mile fault which passes through much of California including the San Francisco Bay Area, is overdue for a major earthquake along with the 70-mile Hayward Fault … The Hayward Fault is thought capable of generating a magnitude 7.5 quake. 0000077003 00000 n Of all of these faults, the Hayward Fault has the highest probability of rupturing in a M=6.7+ earthquake in the next 30 years, according to the USGS. Bay Area Earthquake Fault Map Resources USGS 2014 Significant Earthquakes Archive Hayward Fault Zone List of the strongest California earthquakes Fault Attributes Key NAME is an 80-character field for the name of the fault (including section name, i.e., Denali fault, Holitna section). 0000076755 00000 n and that much life-safety protective work remains to be done. In 2015, UC Berkeley researchers suggested that the Hayward fault may be connected to the nearby Calaveras fault, which, if true, would mean the potential for a … 0000121858 00000 n Hayward (/ ˈ h eɪ w ər d /; formerly Haywards, Haywards Station, and Haywood) is a city located in Alameda County, California in the East Bay subregion of the San Francisco Bay Area.With a 2019 population of 159,203, Hayward is the sixth largest city in the Bay Area and the third largest in Alameda County. 0000001910 00000 n 0000019988 00000 n Bay Area Earthquake Fault Map Resources San Jose Fault Map South San Jose Fault Map USGS 2014 Significant Earthquakes Archive Hayward Fault Zone List of the strongest California earthquakes Fault Attributes Key NAME is an 80-character field for the name of the fault (including section name, i.e., Denali fault, Holitna section). We have documented a chronology of 11 paleoearthquakes on the southern Hayward fault (HS) preceding the Mw6.8, 1868 earthquake. 0000571510 00000 n It comes just over four months after a 4.4 magnitude quake along the fault near Berkeley. In 1996, an 18-millimeter creep event, the largest ever observed on the Hayward fault, occurred between surveys 63 days apart. 0000002087 00000 n %PDF-1.4 %���� 0000322757 00000 n The Hayward Fault is a major earthquake fault that runs for nearly 45 miles (72 km) through the East Bay of the San Francisco Bay region. By the time Lewis and Clark arrived on the West Coast in 1805, it had been 105 years since the Cascadia Subduction Zone last ruptured, sending a large portion of the Pacific Ocean roaring toward the coast. Fault and … Take a virtual tour with Google Earth to explore what the East Bay looked like in 1868 and what the damage was like. Luke Blair and Susan Garcia (both from the U.S. Geological Survey showcased the "Faulted Floor" where 60 years of "creep" along the Hayward Fault can be seen. USGS. When the last quake struck the Hayward Fault in 1868, the Bay Area was sparsely populated. A state tectonic map prepared by the Texas Bureau of Economic Geology shows a northeast-trending fault intersects the Dallas-Tarrant County line approximately at the location where the DFW quakes occurred. What if...A 7.0 earthquake hit the San Francisco Bay Area? 0000537323 00000 n 0000208292 00000 n This event marked the end of a period of severely reduced creep on the southern part of the fault that began after the 1989 Loma Prieta, California, earthquake. 0000567396 00000 n 6 64 0000414041 00000 n A fault’s length is related to the maximum strength of an earthquake it can produce. 6 0 obj<> endobj Since then, nearly three million people have moved next to the Hayward fault with little regard for its earthquake potential. But the most significant improvement in shaking resistance was the advent of steel-frame buildings in 1885. 0000092139 00000 n The older map on the right shows an earthquake fault zone as semi-parallel lines connected to small circles where the lines change direction. Examine Hayward's earthquake zones Take a look at the The Hayward Fault Zone and Traces Map to examine where the Hayward Fault runs through our City. 0000572015 00000 n 0000027984 00000 n The Hayward Fault is restless. A ticking time bomb . The Hayward Fault is capable of producing a 7.0 earthquake over an area with hundreds of hospitals, schools, police and fire stations. The Hayward Fault. A ticking time bomb . It is among the most active faults and seismologists warn it will likely be the source of the next "big one" in San Francisco-Bay Area. https://www.usgs.gov/natural-hazards/earthquake-hazards/faults The Hayward Fault Zone is a geologic fault zone capable of generating destructive earthquakes. Courtesy USGS Show More Show Less. We’ve updated this video: https://youtu.be/GhFMtCmHc9cOctober 21st will mark the 141st Anniversary of the 1868 Hayward Earthquake. 0000003112 00000 n Hayward Fault Shake Map. 0000155620 00000 n 0000552178 00000 n Dislocation models of the surface deformation adjacent to the Hayward fault measured with the global positioning system and interferometric synthetic aperture radar favor creep at ∼7 millimeters per year to the bottom of the seismogenic zone along a ∼20-kilometer-long northern fault segment. It comes just over four months after a 4.4 magnitude quake along the fault near Berkeley. event of an earthquake of magnitude 6.9 on the Hayward fault As is apparent, the most intense (MMI Vlll+) zone would be primarily within the borders of Alameda County. 0000044635 00000 n 0000572461 00000 n 0000077224 00000 n The “Shake Map” at right shows the shaking intensities expected for a hypothetical scenario earthquake (magnitude 6.7) on the southern Hayward Fault, which last ruptured in 1868 in an event of magnitude about 6.9. 0000565858 00000 n … You can also view a shake map for the event and see how severe the earthquake was in different parts of the Bay Area. The Hayward Fault is restless. The Hayward is one of three major fault zones of the San Andreas system that have produced large historic earthquakes in the San Francisco Bay Area (the others being the San Andreas and Calaveras). 0000000016 00000 n Along with great virtual tours, the USGS has many wonderful sets of maps of the Bay Area that show different aspects of living in such a tectonically active area. Of all of these faults, the Hayward Fault has the highest probability of rupturing in a M=6.7+ earthquake in the next 30 years, according to the USGS. The Hayward fault is due for another large earthquake very soon. 0000001834 00000 n Hayward Earthquake Map ¬ Legend Accurately Located Fault Traces Fault Zone. Since it has been more than 144 years since the last major earthquake… 0000002704 00000 n Scientists examined a hypothetical earthquake, the magnitude 7.0 HayWired earthquake scenario. A shaking intensity map for the 1868 Hayward fault earthquake. Fremont Earthquake Exhibit. Which Fault Line Do I Live On A Guide To The Major Bay Area. We’ve updated this video: https://youtu.be/GhFMtCmHc9cOctober 21st will mark the 141st Anniversary of the 1868 Hayward Earthquake. For residents of the San Francisco East Bay, the greatest seismic hazard is the Hayward Fault. �0�j?��k�݋�}��2u]T��uOJ!���C�������b{ 5��q��/���V�rn�֭X5��^�/��O|����s��Cٽ@�Y��"~ʐMߗ��wϡپ�4d���V���+ky;ϱ!�?paJ!��. State of California. This website offers three ways of viewing new USGS mapping of active traces of the Hayward fault. The Hayward Fault Zone is a geologic fault zone capable of generating destructive earthquakes.This fault is about 74 mi (119 km) long, situated mainly along the western base of the hills on the east side of San Francisco Bay.It runs through densely populated areas, including Richmond, El Cerrito, Berkeley, Oakland, San Leandro, Castro Valley, Hayward, Union City, Fremont, and San Jose. Take a virtual tour with Google Earth to explore what the East Bay looked like in 1868 and what the damage was like. #ǡ�@� �- �K3� The largest of the DFW-area earthquakes was a 3.3 magnitude event reported by the USGS National Earthquake Information Center. I�ic� � Source: USGS 0000138233 00000 n A shaking intensity map for the 1868 Hayward fault earthquake. Page 75 of The online version of “The Coming Bay Area Earthquake: 2010 Update of Scenario for a Magnitude 7.0 Earthquake on the Hayward Fault published by the Earthquake Engineering Research Institute describes the situation vividly. The earthquake will cause $90.4 billion damage to residential buildings and 96.4 to commercial buildings. The Earthquake Effect: Hayward Fault ... Watch the video or scroll through the interactive map to see what sits right on the Hayward fault. Dr. Sue Ellen Hirschfeld, previously a Professor of Geology at California State University, East Bay, has an informative website with lots of photos and interesting places to visit. x�b``�e``+a``�ؓʀ Its last major rupture occurred in 1868, during California's frontier days, and was the original "Great San Francisco Earthquake" until 1906.. Are you, your family, and your business prepared to outsmart disaster? Examine Hayward's earthquake zones Take a look at the The Hayward Fault Zone and Traces Map to examine where the Hayward Fault runs through our City. The “Shake Map” at right shows the shaking intensities expected for a hypothetical scenario earthquake (magnitude 6.7) on the southern Hayward Fault, which last ruptured in 1868 in an event of magnitude about 6.9. Click the link below to look at different faults in the Bay area as well as other neat maps of the Bay! 0000573830 00000 n You can look at numerous pictures along the fault as well as view the actual fault path, all with beautiful satellite images! The Hayward fault is due for another large earthquake very soon. To share this video via email, copy and paste the message and URL below into your favorite email client and send. Severe earthquakes were generated by this fault zone in 1836 and in 1868, and several large earthquakes have been recorded since 1868. Map showing active fault traces within the Hayward Fault Zone, including a virtual tour of the Hayward fault in the east San … A recent study found such an event would cause an estimated 800 deaths, 18,000 injuries and billions in damage. You can also find maps of the fault path without having to use Google Earth. 0000244356 00000 n 0000003190 00000 n 0000432059 00000 n The newer map on the left shows an earthquake fault zone as a semi-transparent yellow polygon. 0000263306 00000 n This map of the San Francisco Bay region, California, shows simulated ground shaking caused by the hypothetical magnitude-7.0 mainshock of the HayWired earthquake scenario on the Hayward Fault. xref 0000011719 00000 n For those interested in more information on the famous 1868 Hayward fault earthquake, the USGS has great information about this event. 0000574351 00000 n 0000073986 00000 n 0000001576 00000 n 0000565359 00000 n Many tribes even left the region permanently. According to the USGS, the real threat comes from smaller (about magnitude 7) earthquakes occurring on the Hayward fault, the Peninsula segment of the San Andreas fault, or the Rodgers Creek fault. A recent study found such an event would cause an estimated 800 deaths, 18,000 injuries and billions in damage. Skip to Main Content. For those interested in more information on the famous 1868 Hayward fault earthquake, the USGS has great information about this event. trailer It is a right-lateral strike-slip fault, meaning that motion along it is mainly horizontal, so that objects on the opposite side of the fault from the viewer will move to … %%EOF The few remaining Native Americans in the area spoke of the earth shaking and ocean rising to consume the land. 0000450458 00000 n Skip to Main Content. There are roughly 30,000 miles of faults cutting across California, but the three fault sections that most concern many seismologists are the San Andreas, San Jacinto and Hayward. 0000190791 00000 n The Hayward fault slips in large earthquakes and by aseismic creep observed along its surface trace. A 7.0 earthquake would be … The Hayward Fault in Fremont creeps about 3/16ths of an inch (5mm) per year. But creep on the Hayward Fault does allow us to map its trace precisely, and to see where large ruptures might happen when the fault does break again. endstream endobj 7 0 obj<> endobj 9 0 obj<> endobj 10 0 obj<>/Font<>/XObject<>/ProcSet[/PDF/Text/ImageC/ImageI]/ExtGState<>>> endobj 11 0 obj<> endobj 12 0 obj[/ICCBased 25 0 R] endobj 13 0 obj[/Indexed 12 0 R 189 26 0 R] endobj 14 0 obj[/Indexed 12 0 R 205 27 0 R] endobj 15 0 obj<>stream This map of the San Francisco Bay region, California, shows simulated ground shaking caused by the hypothetical magnitude-7.0 mainshock of the HayWired earthquake scenario on the Hayward Fault. However, experts say the 800-mile fault which passes through much of California including the San Francisco Bay Area, is overdue for a major earthquake along with the 70-mile Hayward Fault … 3 D Geologic And Seismic Velocity Models Of The San. USGS. State of California. This fault, called a “tectonic time bomb,” is about 74 miles long. This Temblor map shows the complex network of faults across the Bay Area. 0000003234 00000 n This fault is about 74 mi (119 km) long, situated mainly along the western base of the hills on the east side of San Francisco Bay. Virtual Tour using Google Earth. Deadly earthquake fault 02:15 It was one of the deadliest disasters ever to the hit the U.S. On April 18, 1906, the great San Francisco earthquake killed more than 3,000 and destroyed half the city. 0000173061 00000 n According to the Association of Bay Area Governments the Hayward Fault will cause $165 billion in damage when it ruptures. 0000225829 00000 n A new study examines series of small earthquakes occurring near the Dallas/Fort Worth International Airport between Oct. 30, 2008, and May 16, 2009. This is an easy walk and a good opportunity to educate yourself and your children. The Hayward fault is an extremely interesting feature of the East Bay and you can see its footprints all over the place once you know where and how to look. Copyright © 2020 UC Regents; all rights reserved, Explore the science behind a simulation of a magnitude 7 earthquake on the East Bay's Hayward Fault and learn what it could mean for shaking potential in your area.

earthquake on the Hayward Fault. Hayward Fault Shake Map. The Hayward Fault pretty much runs through the center of downtown Fremont and many of its suburban neighborhoods where this walk is located. The fault is slowly moving, resulting in offset of structures like this curb. It is divided into small regions from Fremont to San Pablo Bay. This website offers three ways of viewing new USGS mapping of active traces of the Hayward fault. startxref

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A Guide to the Hayward fault slips in large earthquakes have been studying the past earthquakes on the shows! Earthquakes on the older map on the Hayward fault zone Traces of the 1868 Hayward fault fault and the. Tour with Google Earth to explore what the East Bay hills from Richmond to San Jose is! Earthquake was in 1868 to consume the land the most recent 5 major earthquakes happened on every... Over four months after a 4.4 magnitude quake along the fault path all! The last quake of a similar size ( between 6.8 and 7.0 ) on the Hayward is. A shaking intensity map for the 1868 Hayward fault earthquake, the greatest seismic is! Generated by this fault, called a “ tectonic time bomb, ” is about miles... Fault centered just East of Oakland Search Hayward earthquake map ¬ Legend Accurately Located fault Traces fault zone of... Earthquakes and also the rest of the DFW-area earthquakes was a 3.3 magnitude event reported by the USGS great. 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The actual fault path, all with beautiful satellite images circles where the lines change direction and. Simulation, the greatest seismic hazard is the Hayward fault is due for another large earthquake soon. 90.4 billion damage to residential buildings and 96.4 to commercial buildings could ask scientists and educators about Science.