A lesser-known cousin of the San Andreas Fault, the Hayward Fault is a crack in the earth’s crust up to 20 miles deep that stretches roughly 70 miles from San Pablo Bay in the north to Fremont and Milpitas at its southernmost end. Given its urban location, the Hayward Fault has probably been studied more than any fault in the world. 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. Flavor Pairing Ritual Supercharges Women’s Metabolisms, Boost Your Energy, Immune System, Sexual Function, Strength & Athletic Performance, Find Luxury & Designer Goods, Handbags & Clothes at or Below Wholesale. tterns in 1868. Explore the earthquake faults, geology, and seismic history in the Bay Area. October 12, 1868: An earthquake with a magnitude of 6.8 struck the region of San Francisco Bay. That means the Hayward Fault may be due. How close to an earthquake fault do you live? In fact, the 1868 earthquake was known as the “Great Earthquake” until 1906. 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. You have entered an incorrect email address! Known at the time as the "Great San Francisco earthquake," it violently shook San Francisco and surrounding cities, killing 30. The most recent large earthquake on the Hayward Fault occurred on October 21, 1868, and it ruptured the southern part of the fault. What does a fault look like? I just love to search something new. 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. 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. 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. The earthquake of 1868 was powerful enough — somewhere between a 6.8 and a 7.0 magnitude — that, even after destroying much of the small towns of San Leandro and Hayward, it … During the 1868 earthquake, the southern end of the fault ruptured, sending seismic shock waves throughout the region. The population at greatest risk from a Hayward Fault earthquake is 100 times greater than in 1868. Using this self-guided, virtual tour of the 1868 quake in Google Earth you can learn about the 1868 earthquake, visualize its effects, and better plan for its expected repeat. At 7:53 am, a 7.0 magnitude quake hit the San Francisco Bay Area. The morning of October 21, 1868, dawned clear with a temperature of fifty-nine degrees in downtown San Francisco. Hayward, California after the 1868 quake The Hayward Fault runs through the San Francisco suburb of Hayward, California. The morning of October 21, 1868, dawned clear with a temperature of fifty-nine degrees in downtown San Francisco. Property loss was extensive and 30 people were killed. The section of the Hayward Fault that produced the 1868 Hayward earthquake is highlighted in yellow. The amount of damage due to the 1868 Hayward earthquake is equal to our expectated consequences following the upcoming next Hayward fault earthquake. A rail line between Oakland and San Jose, the South Pacific Coast Railroad, was established, but was destroyed in the 1868 earthquake. 1868 “the great San Francisco earthquake”. 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 Fault runs through, or near to, one of the most densely urbanized areas in North America. The Earthquake of 1868 The 1868 earthquake on the Hayward Fault capped a decade-long sequence of seven increasingly strong quakes in the Bay Area. Major earthquake faults in the San Francisco Bay region. If you like my job please do like us at social networking sites. 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 1868 earthquake was a result of build up of strain along the Hayward Fault. 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 intense shaking caused much damage in the sparsely populated Bay Area. The Bay Area lies on an active plate boundary, one that separates the North American and Pacific plates. The Hayward Fault runs through the San Francisco suburb of Hayward, California. © Copyright Charismatic Planet - All Rights Reserved. Explore the tectonic plates of the world and the earthquakes that accompany them. The Hayward fault is a 90 kilometer long crack in the Earth's crust that travels through the San Francisco Bay area. 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 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… 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. 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. 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