The Cascadia Subduction Zone stretches underneath the Humboldt-Del Norte county region, extending from Cape Mendocino all the way up through the Pacific Northwest. The 1906 earthquake wreaked havoc along the Mendocino Coast as the pictures below attest. Here is a look at the timeline: The three largest events were the M7.2 thrust mainshock that struck near the unincorporated community of Petrolia midday on April 25 and two primary strike-slip aftershocks measuring 6.5 and 6.6 that followed early the next morning. The 1992 Cape Mendocino earthquakes (or 1992 Petrolia earthquakes) occurred along the Lost Coast of Northern California on April 25 and 26. Mendocino County Tsunami evacuation information Contact the County Office of Emergency Services Living on Shaky Ground , a detailed guide for northern California residents that shows what should be done before, during, and after an earthquake or tsunami. The three largest events were the M7.2 thrust mainshock that struck near the unincorporated community of Petrolia midday on April 25 and two primary strike-slip aftershocks measuring 6.5 and 6.6 that followed early the next morning. Felt a quake? Great ShakeOut Earthquake Drills help people in homes, schools, and organizations worldwide improve preparedness and practice how to be safe during earthquakes. The location of Sunday night's temblor is shown as an orange star. The earthquake killed 11 people, nine of them children, injured dozens more and damaged or destroyed 75 buildings. The North Coast has rumbled plenty of times since then. Dear Abby: I sarcastically suggested he break up with me. Sorry, your blog cannot share posts by email. Click to share on Facebook (Opens in new window), Click to share on Twitter (Opens in new window), Click to email this to a friend (Opens in new window), South Bay freeway shooting sends person to hospital, Map: 3.6 earthquake continues Lake Tahoe string, New San Andreas Fault research might change how damage shakes out, Map: 4.7 earthquake near Truckee is Tahoe areas largest in 16 years, When it comes to earthquakes, size matters but so does the terrain, Map: Piedmont earthquake widely felt in Bay Area. California's coast was struck by seven underwater earthquakes on Sundaythe largest reaching a magnitude of 5.8 on the moment magnitude scale (MMS), the U.S. Geological Survey (USGS) reported. M3.8 Earthquake Shakes in Mendocino County: USGS Jump to. Accessibility Help. Sections of this page. The earthquake of 25 years ago today was by no means a singular event. Global Incident Map Displaying Terrorist Acts, Suspicious Activity, and General Terrorism News A magnitude 4.2 earthquake shook Southern California's San Fernando Valley just before 4:30 a.m. on Thursday, the United States Geological Survey said. The quake, which struck in the usual spot, the Pine Mountain subdivision near Willits, was felt as a single strong jolt in the Little Lake Valley. Cluster Of 7 Small Quakes Rattle Mendocino County August 19, 2020 at 12:06 am Filed Under: Earthquake , Mendocino County , U.S. Geological Survey , Willits News For 30 years, AIR has been helping companies assess and manage the financial risk from infrequent but potentially devastating extreme events. Dear Abby: My husband insists he must be with me for the big moment, Kurtenbach: The first glance of Trey Lance things are about to get fun for the 49ers, Harriette Cole: My son has grand ideas and lackluster SAT scores. A tsunami is NOT expected. 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