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UCERF3. The 2015 Uniform California Earthquake Rupture Forecast, Version 3, or UCERF3, is the latest official earthquake rupture forecast (ERF) for the state of California, superseding UCERF2. It provides authoritative estimates of the likelihood and severity of potentially damaging earthquake ruptures in the long- and near-term.
ShakeAlert is an earthquake early warning system (EEW) in the United States, developed and operated by the United States Geological Survey (USGS) and its partners. [1] As of 2021, the system issues alerts for the country's West Coast (specifically the states of California, Oregon and Washington). In 2024, Natural Resources Canada announced the ...
Dr Lucy Jones in 1994. Lucile M. Jones (born 1955) is an American seismologist and public voice for earthquake science and earthquake safety in California. [1] One of the foremost and trusted public authorities on earthquakes, [2] Jones is viewed by many in Southern California as "the Beyoncé of earthquakes" who is frequently called upon to provide information on recent earthquakes.
A 2.6-magnitude earthquake shook the San Francisco Bay Area in California, the U.S. Geological Survey reported. The 6-mile deep quake hit 2 miles from Piedmont at 12:13 a.m. Wednesday, Oct. 4 ...
Ariana Baio. March 28, 2023 at 11:38 AM. A 3.5 magnitude earthquake struck Pacifica, California, on Tuesday morning followed by two smaller quakes, according to the United States Geographraphical ...
Brian Atwater, a U.S. Geological Survey scientist emeritus, shows off tsunami-deposited mud. COPALIS BEACH, WASH. — When Japan issued its first-ever “megaquake” warning last week, Harold ...
Since the three damaging earthquakes that occurred in the American Midwest and the United States East Coast (1755 Cape Ann, 1811–12 New Madrid, 1886 Charleston) were well known, it became apparent to settlers that the earthquake hazard was different in California. While the 1812 San Juan Capistrano, 1857 Fort Tejon, and 1872 Owens Valley ...
The Cascadia subduction zone is a 960 km (600 mi) fault at a convergent plate boundary, about 100–200 km (70–100 mi) off the Pacific coast, that stretches from northern Vancouver Island in Canada to Northern California in the United States. It is capable of producing 9.0+ magnitude earthquakes and tsunamis that could reach 30 m (98 ft).