Geophysicist and author Horst Rademacherhas written this guide to a brief walking tour of the Hayward Fault on the UC Berkeley campus: 1. Until overshadowed by the 1906 earthquake, the 1868 event was known as the “great San Francisco quake.” The second story of the Alameda County Courthouse in San Leandro collapsed during the 1868 quake. A magnitude 2.6 earthquake struck southeast of San Leandro near Lake Chabot around 11:36 a.m., followed by a magnitude 3.4 that struck the same area at 11:43 a.m. 3.4 magnitude earthquake hits near San Leandro, 2nd of two quakes. The USGS database shows that there is a 99.52% chance of a major earthquake within 50km of San Leandro, CA within the next 50 years. Aftershocks, or slow offset (afterslip) along the fault continue for several months. Connect with friends faster than ever with the new Facebook app. Since then, research has indicated that the likelihood of a Hayward quake is greater and more threatening to the 7 million Bay Area residents than a San Andreas quake would be. (USGS). The quake hit at 8:25 PM local time at a … Silicon Valley 'Texit' Is Real: Here's Who's Going and Where, Notorious Irvine Torture Killer Found Dead In San Quentin Death Row Cell, Historic Cliff House in San Francisco to Close Permanently, Anti-Mask Rant Caught On Camera At California Costco, Gov. The 1868 earthquake on the Hayward Fault capped a decade-long sequence of seven increasingly strong quakes in the Bay Area. San Leandro has had: (M1.5 or greater) 1 earthquake in the past 24 hours 4 earthquakes in the past 7 days; 27 earthquakes in the past 30 days; 364 earthquakes in the past 365 days Communities on or near the fault include San Jose, Oakland, Fremont, Richmond, Berkeley, Hayward, San Leandro, San Lorenzo, El Cerrito, Emeryville, Kensington and Milpitas. Microsoft may earn an Affiliate Commission if you purchase something through recommended links in this article. controlling new or renewed construction. San Leandro is listed as a city affected by Alquist-Priolo Earthquake Fault Zones. The Hayward Fault at the Campus of the University of California, Berkeley (PDF) 4 Seismic Hazards Mapping Act The Seismic Hazards Mapping Act, passed in 1990, addresses non-surface fault rupture earthquake With a magnitude of 3.4 and depth of 6.22 miles, this quake could be felt near the epicenter but damage to structures is unlikely. Like us on Facebook to see similar stories, Parents face charges after renting party bus for their child's 14th birthday, police say, This is what it would take for a second stimulus check to happen now vs. 2021. Examples: notice of proposed rulemaking action, or renewal plan. Twenty-two earthquakes magnitude 5.0 and greater are indicated on the map and listed chronologically in an accompanying table. Earthquakes and faults in the San Francisco Bay area (1970-2003) The map depicts both active and inactive faults and earthquakes magnitude 1.5 to 7.0 in the greater San Francisco Bay area. For residents of the East Bay, the Hayward fault is of particular concern because it runs through many cities such as San Jose, Fremont, Hayward, San Leandro, Oakland, Berkeley, El … (The Bancroft Library, UC Berkeley) When a bigger one came along on the San Andreas Fault in the spring of 1906, the Great-Quake moniker was reassigned. The San Andreas Fault is a continental transform fault that extends roughly 1,200 kilometers (750 mi) through California. Questions? The surface of the fault is creeping at less than 0.5 cm (0.2 in) per year in the regions of concern. Explore photos of San Francisco after the magnitude 7.9 Great Quake of 1906. The largest earthquake within 30 miles of San Leandro, CA was a 5.6 Magnitude in 1980. The data that fuels this report comes from the U.S. Geological Survey. The San Andreas Fault is the sliding boundary between the Pacific Plate and the North American Plate. Earthquake Retrofit Handbook The City of San Leandro has created a very useful brochure for homeowners called 3 Easy Low Cost Ways to Make Your Home Earthquake Survivable . Extreme southern regions of the fault are creeping more quickly, perhaps sufficiently to prevent fault rupture there, but mostly the creep is insufficient to relieve the accumulating forces upon most of the fault and so will not prevent a large earthquake. Skip To Navigation; Skip To Content; Skip To Footer; Sign in. Show full articles without "Continue Reading" button for {0} hours. SAN LEANDRO (CBS SF) – A pair of small earthquakes struck the East Bay late Sunday morning, according to the U.S. Geological Survey. Read the Chronicle Survival Guide for steps on how to get ready for it. San Francisco, Sacramento and the Sierra Nevada are on the North American Plate. There are no immediate reports of damage or injuries. The fault runs parallel to and east of the San Andreas Fault. The quake hit … A strike-slip fault is a vertical fracture in the earth’s crust that creates horizontal motion, along the line of the fault. Gavin Newsom Recall Supporters 'Halfway There' In Reaching Goal Of 1.5 Million Signatures, King Tide on San Francisco Embarcadero Illustrates Climate Change Risk, One Dead, One Wounded In Brazen Monday Afternoon San Leandro Shooting, 2-Alarm Fire Burning At San Bruno Home Forces Evacuations, San Francisco DA Charges SFPD Officer In 2019 Fisherman's Wharf Beating, 'People Need to Eat!' The United States Geological Survey detected the quake at 11:43 a.m. with an epicenter 1.7 miles east of San Leandro. And despite San Franciscos legendary 1906 earthquake, the San Andreas Fault does not go through the city. But co… This story was created automatically by an online bot built in The San Francisco Chronicle's newsroom. The 1868 earthquake on the Hayward fault was preceded by 12 earthquakes of M ≥5.5 from 1855 to 1866, within 60 km of the Hayward fault, and was followed by 13 quiet years. See details about this earthquake on The Chronicle's Quake Tracker. ©2020 CBS Broadcasting Inc. All Rights Reserved. Strike-slip faults are found along boundaries of tectonic plates sliding past each other. This article will be updated as information warrants, and follow KPIX 5 on Twitter at @KPIXtv for updates on breaking news anytime. On those maps, we put our earthquake fault zones and our seismic hazard zones,” Bryant said. msn back to msn home news. powered by Microsoft News. A magnitude 3.4 quake hit San Leandro on Sunday morning. The photo insert shows the building prior to the quake. Creep damage to asphalt road surfaces will u… Email premium@sfchronicle.com. The United States Geological Survey reports a preliminary magnitude 3.4 earthquake struck near San Leandro on Sunday, felt widely throughout the East Bay. Near San Jose the Hayward Fault branches off the Calaveras and continues north along the foot of the East Bay Hills. The creep is sufficient to displace roads, curbs, and sidewalks and so visibly reveal the surface trace in many locations. The Hayward Fault at the Campus of the University of California, Berkeley (e-book) 2. A magnitude 3.4 quake hit San Leandro on Sunday morning. The second earthquake hit at 11:43 a.m. at 3.4 magnitude, according to the USGS. cities of the Bay Area had ever experienced. I think that it had to do with a ridge of harder rock just west of the fault from East Oakland to San Leandro and beyond reflecting the waves. See details about this earthquake on The Chronicle's Quake Tracker. Afterward, the county seat moved to Oakland. San Diego, Los Angeles and Big Sur are on the Pacific Plate. It forms the tectonic boundary between the Pacific Plate and the North American Plate, and its motion is right-lateral strike-slip (horizontal). According to visitors to the USGS website, light shaking was reported by people in the East Bay, parts of the Peninsula and San Francisco. The Hayward Fault is a "tectonic time bomb, due any time for another magnitude 6.8 to 7.0 earthquake," according to a 2008 USGS report. A San Andreas earthquake would be classified as occurring on a strike-slip fault. For dial-up modems, the guide will take several minutes to load in its entirety. 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. San Leandro, CA has a very high earthquake risk, with a total of 5,093 earthquakes since 1931. The small temblor struck at about 9:25 p.m. just north of San Leandro. Magnitude 3.4 earthquake strikes San Leandro. Ruins of the Alameda County courthouse in San Leandro, after an earthquake on the Hayward Fault on October 21, 1868. Under this scenario, an area from Richmond in the north to Fremont in the south – including Berkeley, Oakland, San Leandro, and Hayward – are hardest hit by violent ground shaking, while strong shaking is felt throughout the San Francisco Bay region. SAN LEANDRO (CBS SF) – A magnitude 2.9 earthquake struck the East Bay Friday afternoon, according to the U.S. Geological Survey. SAN LEANDRO, Calif. - An earthquake with a preliminary magnitude of 3.4 struck about 1.75 miles east/southeast of San Leandro at 11:43 a.m. Sunday, the U.S. … The quakes were centered less than two miles from San Leandro, the agency reported. The spoke of how, had San Leandro had any municipal presence at the time of the last great earthquake on the Hayward Fault it would have been called the San Leandro Earthquake and Fault. A magnitude 2.6 earthquake hit the East Bay on Sunday evening. It slices California in two from Cape Mendocino to the Mexican border. Over the last seven days, there has been one other earthquake above magnitude 3.0 within 100 miles of this area. By viewing our video content, you are accepting the terms of our. Not sure if you're prepared for the next major earthquake? Ground cracking caused by this earthquake was traced for 20 miles along the Hayward Fault, from Warm Springs in Fremont north to San Leandro. The United States Geological Survey reports a preliminary magnitude 2.6 earthquake struck near San Leandro, CA on Sunday. It extends from San Jose about 74 miles northward along the base of the East Bay Hills to San Pablo Bay. This comes a week and a half after the last earthquake … SAN LEANDRO (KRON) – A 2.6 earthquake struck the Hayward Fault at 4:52 a.m this morning, just a mile away from San Leandro. 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