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2. 2022 Ferndale earthquake [35] April 5, 2024. New Jersey. 4.8 M w. 0. 2024 New Jersey earthquake [36] Two-percent probability of exceedance in 50 years map of peak ground acceleration from the United States Geological Survey, released July 17, 2014.
Website. www.fema.gov. The Federal Emergency Management Agency (FEMA) is an agency of the United States Department of Homeland Security (DHS), initially created under President Jimmy Carter by Presidential Reorganization Plan No. 3 of 1978 and implemented by two Executive Orders on April 1, 1979. [ 1 ] The agency's primary purpose is to ...
Website. www.usgs.gov. The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on March 3, 1879, to study the landscape of the United States, its natural resources, and ...
In an article written in 1913, John C. Branner, who was the first to begin study of the San Andreas fault in 1891 [58] complained that the Federal Government of the United States had not conducted the serious studies that were needed to gather data about earthquakes on the west coast. He said public discussion was being stifled by fears that ...
To be widely felt earthquakes have to be at least about magnitude 3.5, Gibbons said. A swarm of more than 100 shallow earthquakes have been detected northwest of the Tri-Cities just south of the ...
The National Earthquake Hazards Reduction Program (NEHRP) was established in 1977 by the United States Congress as part of the Earthquake Hazards Reduction Act of 1977.The original stated purpose for NEHRP was "to reduce the risks of life and property from future Earthquakes in the United States through the establishment and maintenance of an effective earthquake hazards reduction program."
Eastern Tennessee Seismic Zone. The Eastern Tennessee Seismic Zone (ETSZ), also known as the East Tennessee Seismic Zone and the Southern Appalachian Seismic Zone, is a geographic band stretching from northeastern Alabama to southwestern Virginia that is subject to frequent small earthquakes. The ETSZ is one of the most active earthquake zones ...
An earthquake is the shaking of the surface of Earth resulting from a sudden release of energy in the lithosphere that creates seismic waves. Earthquakes may also be referred to as quakes, tremors, or temblors. The word tremor is also used for non-earthquake seismic rumbling. In its most general sense, an earthquake is any seismic event ...