The 1868 Hayward earthquake occurred in the San Francisco Bay Area, California, United States on October 21.With an estimated Richter magnitude of 6.8–7.0 and a … M6.8 October 21, 1868 Hayward Fault Earthquake Because of its location in the heart of the Bay Area, then having a total population of about 260,000, and its magnitude, variously estimated as between 6.8 and 7.0, this earthquake was one of the most destructive in California history. Given its urban location, the Hayward Fault has probably been studied more than any fault in the world. I just love to search something new. Explore some of the data from recent studies along the Hayward Fault including photographs of recent movement along the fault. The Hayward Fault One of the Most Hazardous Faults At 7:53 AM local time, on 21 October 1868, the destructive waves from a Magnitude 7 earthquake on the southern end of the Hayward Fault, quickly traveled across the San Francisco Bay Area and beyond. The intense shaking caused much damage in the sparsely populated Bay Area. Get All Your Healthy Superfoods In One Drink, Rock City – Roadside Attraction on Lookout Mountain, Muhammad bin Qasim – The Conquest of Sindh, Halime Hatun – The Beloved Wife of Ertugrul Bey, FREEZE-DRYING – 1906 Improving Food Conservation. The 1868 Hayward Fault earthquake is a reminder of the tremendous power that lurks beneath the Earth’s surface in the San Francisco Bay region. Its last major rupture occurred in 1868, during California's frontier days, and was the original "Great San Francisco Earthquake" until 1906.. Explore the tectonic plates of the world and the earthquakes that accompany them. County Courthouse in San Leandro photo from UC Bancroft Library 4 The last major earthquake on the Hayward fault was the Great Earthquake of 1868.It hit at 7:53am on October 21, 1868, and was estimated to have been between magnitude 6.8 and 7.0. What does a fault look like? The morning of October 21, 1868, dawned clear with a temperature of fifty-nine degrees in downtown San Francisco. The section of the Hayward Fault that produced the 1868 Hayward earthquake is highlighted in yellow. MMI ShakeMap of Central California for the 1868 Hayward earthquake by Boatwright and Bundock (2008) : JPEGs: Contours and Grids: Metadata: Postscript: Shapefiles: Station Lists: MMI ShakeMap of the San Francisco Bay Area with 1868 Coastline and Roads for the 1868 Hayward earthquake by Boatwright and Bundock (2008) : JPEGs: Contours and Grids: Metadata: Postscript The Haward earthquake on the Fault lasted for about 1 minute and was felt over most of Northern California. Yet, few San Francisco Bay Area residents know about the earthquake. A fascinating approach to wipe out anxiety disorders and cure in just weeks, to become Anxiety free, relaxed, and happy. Property loss was extensive and 30 people were killed. Therefore i bought up this site. The Hayward Fault in the East Bay is considered the most dangerous earthquake fault in America. Explore the earthquake faults, geology, and seismic history in the Bay Area. Thank you and Keep Visiting site. You can also learn how urbanization has changed the Bay Area landscape since 1868 and much more, including: Why are there earthquakes in the Bay Area? The 1868 Hayward Earthquake Occurring at approximately 8:00 a.m. local time on October 21, 1868, the Hayward Earthquake was felt throughout the entire San Francisco Bay Area, with strong shaking lasting more than 40 seconds. Unlock your Hip Flexors, Gives you More Strength, Better Health and All-Day Energy. It was the strongest in the region since written recordkeeping began in 1776 and was called the "Great San Francisco Earthquake" until the name was usurped by the far more damaging 1906 quake. Heavy damage occurred in communities situated along the fault and in San Fransico and San Jose. The magnitude 6.8 Hayward earthquake on October 21, 1868 was one of the most damaging earthquakes in California history. If you know what to look for, it is easy to spot the cracks where the fault cuts through roads, sidewalks, and even large structures like the University of Berkeley football stadium. By digging trenches across the fault, scientists have determined that the last five earthquakes large enough to cause damage have occurred about every 140 years (the “recurrence rate”). The morning of October 21, 1868, dawned clear with a temperature of fifty-nine degrees in downtown San Francisco. Save my name, email, and website in this browser for the next time I comment. Hayward Fault and 1868 Earthquake Special Collection Hayward Fault and 1868 Earthquake Special Collection October 21, 2008 marks the 140th anniversary of the 1868 Hayward earthquake, which was the first great “San Francisco earthquake” and one of the most damaging earthquakes in the nation's history. In 1868, a M~6.8 earthquake destroyed downtown Hayward, and did significant damage in San Francisco. Magnitude 6.8 . Cat Spraying No More – How to Stop Your Cat from Peeing Outside the Litter Box – Permanently. CTRL + SPACE for auto-complete. The magnitude 6.8 Hayward earthquake on October 21, 1868 was one of the most damaging earthquakes in California history. I strongly believe everything on planet earth is so beautiful, its just a matter of exploration. On October 21, 1868 at 7:53 a.m., a 6.8 magnitude earthquake shook the San Francisco Bay Area for forty seconds. The 1868 earthquake was a result of build up of strain along the Hayward Fault. Hayward Fault and 1868 Earthquake Virtual Special Issue October 21, 2018 marks the 150th anniversary of the 1868 Hayward earthquake, which was the first great “San Francisco earthquake” and one of the most damaging earthquakes in U.S. history. At 7:53 am, a 7.0 magnitude quake hit the San Francisco Bay Area. The most recent large earthquake on the Hayward Fault occurred on October 21, 1868, and it ruptured the southern part of the fault. Known at the time as the "Great San Francisco earthquake," it violently shook San Francisco and surrounding cities, killing 30. Earthquake Setting of the San Francisco Bay Area. Any suggestions or comments that you would like to share, please do write it in the comment box. Yet, few San Francisco Bay Area residents know about the earthquake. Known at the time as the "Great San Francisco earthquake," it violently shook San Francisco and surrounding cities, killing 30. How do scientists know where the faults are? October 21, 1868 – 150 years ago this Sunday — a walloping earthquake struck near Hayward, rocking the Bay Area and damaging buildings throughout the Bay Area and as far away as Hollister. Recent geological studies indicate that the average interval between the past five large earthquakes on the Hayward Fault is 140 years, meaning that another large quake can occur at any time. Because the Bay Area’s population has grown by more than 25 times since 1868, the next large quake could potentially cause hundreds of deaths and leave thousands homeless. anawerad Hint Is the number of people and infrastructure built near the fault similar to that in 1868? The "1868 Hayward Earthquake Alliance," a private-public consortium of 123 organizations raising awareness about the imminent danger lurking under our feet, has put together studies and scenarios by various researchers and modelers about the potential earthquake's frightening aftermaths: The immediate commercial and residential economic losses, including damage to private buildings … Over time, memories of the 1868 Hayward earthquake have faded. The Hayward fault is a 90 kilometer long crack in the Earth's crust that travels through the San Francisco Bay area. October 12, 1868: An earthquake with a magnitude of 6.8 struck the region of San Francisco Bay. Modern analysis of the ob-servations recorded in 1868 has shown just how wide-spread and damaging the effects of that quake were. During the 1868 earthquake, the southern end of the fault ruptured, sending seismic shock waves throughout the region. In fact, the 1868 earthquake was known as the “Great Earthquake” until 1906. The plates keep moving, as they have for 30 million years, which means strain continues to build and future earthquakes like the 1868 are a certainty. The last major earthquake on the Hayward Fault was a magnitude-6.8 earthquake in 1868—150 years ago.” It bears repeating: Earthquakes do … From the initial shock at 7:53 AM up until 4:00 PM, 26 aftershocks rattled the Bay Area. The earthquake of 1868 was powerful enough — somewhere between a 6.8 and a 7.0 — that even after destroying much of the small towns of San Leandro and Hayward… The Hayward Fault runs through the San Francisco suburb of Hayward, California. 1868 “the great San Francisco earthquake”. Since then, nearly three million people have moved next to the Hayward fault with little regard for its earthquake potential. As the two plates grind past each other at a rate of about 2 in/yr (5 cm/yr), numerous earthquakes of all sizes occur along the boundary. On October 21, 1868, at 7:53 AM, the Hayward Fault broke in the original “Great San Francisco Earthquake”. the Hayward shore of the Bay was developed into extensive salt evaporation ponds, and was one of the most productive areas in the world, with Leslie Salt one of the largest companies. The Hayward Fault runs through, or near to, one of the most densely urbanized areas in North America. 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