These maps are used in determining building seismic codes, insurance rates, and other MyHazards is a tool for the general public to discover hazards in their area (earthquake, flood, fire, and tsunami) and learn steps to reduce personal risk. An Inundation map shows flooding that could result from a hypothetical failure of a dam or its critical appurtenant structure. Soft muds shake much harder than bedrock. Even shallow water can sweep you off your feet. TEHRAN - After the earthquakes on 6 February 2023, Mw7.8 and Mw7.5 which caused extensive damages in Southern Turkey and northwest Syria, and more than 57000 victims, questions are raised on the possibility of similar events in Lebanon. Earthquakes will disrupt services like electricity, water and sewer, and communication devices, and may limit access in and out of the region. (3.2 miles), 2023-04-12 23:31:35 UTC Putting Down Roots in Earthquake Country, USGS General Information Products 15, 41, and 42. TICKET PURCHASER MUST PRESENT THE CREDIT CARD USED FOR PURCHASE AND MATCHING ID. You can update your information at any time. The Ministry said the effects of earthquakes that occur in Sumatera, Indonesia and the movement of tectonic plates of the Indian-Australian Plate . Preparing now can significantly reduce loss of life and property from that coming quake. These maps are the result of over a decade of work and collaboration between geologists from the consulting firm William Lettis & Associates, the U.S. Geological Survey, and the California Geological Survey. In fact, when the "big one" happens, it is more likely to happen on the Hayward Fault than it is to happen on the San Andreas Fault. 3.2 km from Enter your primary address and any additional addresses on which you want to be notified. Over 8.7 million Californians and nearly 54 million globally are already planning to participate. 'Nightmare': Family mourns 5-year-old who died on Hawaii vacation, Drone light show stuns Coachella crowds with its US debut, Your Privacy Choices (Opt Out of Sale/Targeted Ads). But the most significant improvement in shaking resistance was the advent of steel-frame buildings in 1885. by M. S. Steckler, S. Stein, S. H. Akhter and L. Seeber 7 March 2018. *The 75% probability of one or more magnitude 7.0 earthquakes striking Southern California is based on a 30-year period, beginning in 2014. A particular area can be "having a lot of earthquakes" for many different reasons, and we usually cannot tell why. 10.2 km from USGS and other scientists have used the 1908 report, as well as historical newspaper accounts, photographs, pioneer diaries, and letters, to understand the shaking effects and gauge the size of the 1868 earthquake. Comparing the ShakeMaps from the 1868 Hayward and the 1989 (magnitude 6.9) Loma Prieta earthquakes shows that a repeat of the 1868 quake would produce much higher levels of shaking and damage in the East Bay than the 1989 quake. Everybody knows the weather is unpredictable, but by taking the time to prepare in advance of any extreme weather, you will be better prepared to weathera storm. Epicenter at 37.338, -121.697 No one knows when the Big One ("BO") will happen . In Person or by Mail: Public Safety Headquarters. The primary goal of U.S. Geological Survey (USGS) Natural Hazards Response is to ensure that the disaster response community has access to timely, accurate, and relevant geospatial products, imagery, and services during and after an emergency event. 2023-04-13 07:42:10 UTC 11.2 km from Damage to infrastructure, such as transportation and utilities, and other long-term economic effects could substantially increase the losses. Crockett The two people found dead inside a car in Pleasanton over the weekend likely were there at least a month, authorities said Tuesday. Check with your local building/planning department for information regarding the location of such mitigated areas. (3.2 miles), 2023-04-09 14:49:08 UTC 14.2 km from The calculation is based on the latest available information from seismic hazard data. Pleasanton has had: (M1.5 or greater) 0 earthquakes in the past 24 hours. 3.2 km from The U.S. Geological Survey (USGS) National Seismic Hazard Map shows the strength of ground shaking that has a 1 in 50 chance of being exceeded in a particular place in the lower 48 states over a period of 50 years. 2.2 km from Detailed info, map, data, reports, updates about this earthquake: Weak mag. To estimate the shaking intensity, it is necessary to consider the construction of the damaged buildings, that is, whether they were adobe, brick, or wood. 11.2 km from What is a seismic zone, or seismic hazard zone? It then considers data sources for estimating seismic . Published maps will only provide generalized, uninterpreted information about specific areas. We dedicate this story to the memory of USGS seismologist John (Jack) Boatwright, who was passionate about making the San Francisco Bay Area more earthquake resilient, and who died shortly before the 150th anniversary of the destructive 1868 Hayward Earthquake. Pleasanton, CA has a very high earthquake risk, with a total of 5,477 earthquakes since 1931. Oakland, a town of about 12,000 and mainly wood-frame buildings, was much less heavily damaged than San Leandro and Hayward. at 09:19 April 09, 2023 UTC, Location: Wed Apr 12 2023, 7:30 PM. The Leaf Pickup program (runs seasonally from November-January) is designed to help keep debris out of storm drains. The mountains and the valley have been shaped by repeated earthquakes on faults in the region. The map shows that shaking was strongest in Hayward, Fremont, and San Leandro, and weaker but damaging in Oakland, San Francisco, and San Jose. These maps are designed to give the general public as well as land-use planners, utilities and lifeline owners, and emergency response officials, new and better tools to assess their risk from earthquake damage. Measures to mitigate the effect of an earthquake on the island, which has no neighborhood reservoirs, include the recent installation of a 3,000-foot water line between Oakland and Alameda by the East Bay Municipal Utility District to provide drinking water during a disaster. USGS scientists have found evidence for 12 quakes on the southern Hayward Fault during the past 1,900 years. All of it. Critical regional gas and water pipelines and electrical transmission lines cross the fault. Email: eric.ting@sfgate.com, Which fault line do I live on? The Operations Services Department storm preparation consists of: For more information on StormPreparedness:Storm Preparation.pdf, During normal business hours (Monday-Friday from 7 a.m. - 3:30 p.m.) The highest hazard areas shown by the liquefaction hazard maps are concentrated in regions of man-made landfill, especially fill that was placed many decades ago in areas that were once submerged bay floor. Sometimes there are many earthquakes because they are part of an aftershock sequence following a large earthquake. Epicenter at 37.751, -122.143 397 earthquakes in the past 365 days. Contact Us - Public Safety. at 07:42 April 13, 2023 UTC, Location: Magnitude 6.8 October 21, 1868, Hayward Fault Earthquake. Seismologists discovered that the San Andreas Fault near Parkfield in central California consistently produces a magnitude 6.0 earthquake approximately once every 22 years. It looks like your browser does not have JavaScript enabled. In January 2010, a quake measuring 7.0 in Port-au-Prince, Haiti left a death toll ranging from around 100,000 to more than 300,000 people. The maps also contribute to the California Geological Surveys Seismic Hazard Zone maps. With an estimated magnitude of 6.8 it caused damage throughout the area. Pleasanton, CA has a very high earthquake risk, with a total of 5,701 earthquakes since 1931. Soft muds on which it was constructed shook much more strongly than surrounding regions on stronger ground. The second of the maps shows the likelihood that these young deposits will liquefy, or turn into a sandy liquid due to the strong shaking a big earthquake will produce. Epicenter at 38.835, -122.807 Thats a controversial question. The model bases all probability estimates on the average rate of earthquakes over long periods of time. List of recent and latest earthquakes recorded in and close to this area today and now. Share sensitive information only on official, secure websites. For additional information and resources please view our -Flood Information Flyer. A guide to the major Bay Area faults, Probability of an earthquake of magnitude 6.7 or greater in the next 30 years: 22 percent, Cities and towns on or near the fault: Bodega Bay, Inverness, Point Reyes Station, Olema, Bolinas, Cities and towns on or near the fault: Pacifica, San Bruno, Millbrae, Burlingame, Hillsborough, San Mateo, Woodside, Sky Londa, Portola Valley, Los Trancos Woods, Los Altos Hills, Saratoga, Los Gatos, Probability of an earthquake of magnitude 6.7 or greater in the next 30 years: 26 percent, Cities and towns on or near the fault: Alamo, Danville, San Ramon, Dublin, Pleasanton, Kilkare Woods, Sunol, Cities and towns on or near the fault: Alum Rock, Largest recorded earthquake: approximately 7.0 (1868), Probability of an earthquake of magnitude 6.7 or greater in the next 30 years: 33 percent, Cities and towns on or near the fault: Hercules, Pinole, El Sobrante, El Cerrito, San Pablo, East Richmond, Albany, Berkeley, Piedmont, Emeryville, Oakland, Alameda, Canyon, Orinda, Moraga, San Leandro, Ashland, Castro Valley, Hayward, San Lorenzo, Cities and towns on or near the fault: Union City, Fremont, Newark, Milpitas, Alum Rock, East San Jose, Probability of an earthquake of magnitude 6.7 or greater in the next 30 years: 33 percent (considered to be a part of the Hayward Fault), Cities and towns on or near the fault: Healdsburg, Windsor, Fulton, Santa Rosa, Cities and towns on or near the fault: Rohnert Park, Cotati Boyes Hot Springs, Kenwood, Glen Ellen, El Verano, Sonoma, Petaluma, Vineburg, Big Bend, Penngrove, Probability of an earthquake of magnitude 6.7 or greater in the next 30 years: N/A, Cities and towns on or near the fault: Concord, Clayton, Cities and towns on or near the fault: Livermore, Probability of an earthquake of magnitude 6.7 or greater in the next 30 years: 16 percent, Cities and towns on or near the fault: Napa, Imola, Farfield, American Canyon, Vallejo, Benicia, Cities and towns on or near the fault: Martinez, Maltby, Vine Hill, Pacheco, Concord, Pleasant Hill, Walnut Creek, Largest recorded earthquake: Possibly earthquakes with magnitude 7.0 (A lot less is known about the San Gregorio Fault compared to other faults, due to the fact that most of the fault trace is off the coast. It generally follows the coast, just offshore. at 17:40 April 11, 2023 UTC, Location: The 1868 Hayward Fault earthquake is a reminder of the tremendous power that lurks beneath the Earths surface in the San Francisco Bay region. 12201 Sunrise Valley Drive If you have had previous experience with flooding at your home, move valuable belongings to higher areas in the home and prepare sandbags early. Eric did his undergrad at Pomona College, where he majored in politics and minored in economics. At San Leandro, with a population of about 400, the second floor of the Alameda County Courthouse collapsed, and many other buildings were destroyed. East Foothills Epicenter at 36.801, -121.323