2021-01-05 09:57:06 (UTC-08:00) 12.0 km. Probabilistic seismic hazard maps have been prepared for Alaska portraying ground motion values (peak ground acceleration and spectral amplitude at periods of 0.2, 0.3 and 1.0 seconds) at probabilities of exceedance of 2% and 10% in 50 years. The earthquake, measured at 7.9 on the M w scale, was approximately 280 kilometres (170 mi) southeast of Kodiak and happened at a depth of 25 kilometres (16 mi). Isoseismal map of the Alaska Earthquake in 2018 provided by the US Geological Survey On January 23, 2018, at 00:31 AKST , an earthquake occurred in the Gulf of Alaska near Kodiak Island . List of earthquakes in Alaska. Here, we conduct research to inform management of Alaska’s extensive natural resources, inform national Arctic energy policy, and provide scientific information to help others understand, respond to, and mitigate impacts from natural hazards. Sort. Click to view a larger image. 6.1 earthquake - Gulf of Alaska, 24 mi southeast of Wosnesenski Island, Aleutians East County, Alaska, USA, on Tuesday, 28 July 2020 at 08:03 (GMT), Strong mag. 6.1 earthquake - Gulf of Alaska, 9.2 mi east of Simeonof Island, Aleutians East County, Alaska, USA, on Wednesday, 22 July 2020 at 06:16 (GMT), 102km ENE of Chernabura Island, Alaska (USA), 31km NNE of Chernabura Island, Alaska (USA), Alaska Peninsula, United States [Sea: United States] (USA). In Alaska, there are various tools that can help when a quake hits, like the 911 system, ham radios and the Nixle program. File an "I felt it" report if you felt the quake! 146 km SSE of Isangel, Vanuatu. The earthquake’s hypocenter was 17 … E.T. Earthquake Rupture Patches. Sitting along the northern arc of the Pacific ‘Ring of Fire,’ Alaska is among the most quake-prone states in the US, averaging around 40,000 seisms every year and more large earthquakes than the other 49 states combined. 2021-01-05 10:50:42 (UTC-08:00) 10.0 km. However, outside of communication, Matt Gardine with the Alaska Earthquake Center said there are two tools most likely to be used. Features interactive map, read user reports and get links to further info. Detailed earthquake information - overview map, magnitude, time, depth, information source, shake map, list of reports. Show areas that ruptured during many of the largest earthquakes in Alaska. 2.5. 3.9. There were no … Thrust faulting events of the size of the July 22, 2020 earthquake are typically about 120x50 km (length x width). Detailed earthquake information - overview map, magnitude, time, depth, source, shake map, list of reports. Format. 2021-01-05 10:23:19 (UTC-08:00) 47.4 km. Anchorage, Alaska (AP) -- A powerful earthquake off Alaska’s southern coast shook sparsely populated coastal communities late Tuesday and prompted some residents to … On March 27, 1964 at 5:36pm local time (March 28 at 3:36 UTC) an earthquake of magnitude 9.2 occurred in the Prince William Sound region of Alaska. Estimated Intensity Map Contributed by AK 1 ; Origin Review Status REVIEWED Magnitude 3.2 ml Depth 10.9 km Time 2020-12-11 18:35:44 UTC Contributed by AK 1 ; View Nearby Seismicity Time Range ± Three Weeks Search Radius 250.0 km Magnitude Range ≥ 1.0 ANSS Comcat ; For More Information. The Alaska Region represents a resource-rich, dynamic landscape shaped by volcanos, earthquakes, major rivers, and glaciers. The Alaska Earthquake Center is dedicated to reducing the impacts of earthquakes, tsunamis and volcanic eruptions in Alaska. Detailed earthquake information and updates. Visit the Alaska Volcano Observatory at http://www.avo.alaska.edu for more information. Create a custom cross-section or depth-time plot. Large earthquakes are common in the Alaska-Aleutian subduction zone. 6.1. Detailed earthquake information - overview map, magnitude, time, depth, source, shake map, list of reports. 2) Click a point on the map, this will be the left side of the cross-section. 7.6 earthquake - Gulf of Alaska, 60 mi southeast of Sand Point, Aleutians East County, Alaska, USA, on Monday, 19 Oct 2020 11:54 am (GMT -9), Strong mag. 119 km ESE of Atka, Alaska. Newest First. Production of the maps involves 1) developing a seismic hazard source model, 2) specifying a ground motion model, and 3) calculating … Earthquakes over 3.0 M within the last 24 hours A 2021-01-17 10:19:27 UTC 3.3 magnitude , 72 km depth Punta Cana , La Altagracia , Dominican Republic The first is a ShakeMap created by the United States Geological Survey (USGS). 57 km SSW of Cantwell, Alaska . Using the tools in this panel you can control the earthquakes shown on the map. If you felt this quake (or if you were near the epicenter), User reports estimate the perceived ground shaking intensity according to the, Based on its magnitude, the fault that was active during the quake ruptured along a surface of approx. The quake was at a depth of 10km (6 miles), … Earthquakes > Recent major earthquakes > New! The 7.8 magnitude quake was centered about 65 miles south of Perryville on the Alaska Peninsula, according to the U.S. Geological Survey. Home > New! The 1964 Alaskan earthquake, also known as the Great Alaskan earthquake and Good Friday earthquake, occurred at 5:36 PM AKST on Good Friday, March 27. The minimum magnitude to plot is selected by the slider. Major magnitude. See http://www.dggs.alaska.gov/pubs/id/24956 for full reference. Show other information on the map such as stations, faults, and rupture patches. Features interactive map, read user reports and get links to further info. Global, national and regional networks recording earthquakes and crustal movements, maps, station information, real-time seismic waveforms. 8 km SSE of Maria Antonia, Puerto Rico. It is still uncertain as to exactly why swarms occur, but they occur around the state and can vary in magnitude, quantity, and duration. Research The USGS Earthquake Hazards Program is part of the National Earthquake Hazards Reduction Program (NEHRP) , established by Congress in 1977, and the USGS Advanced National Seismic System (ANSS) was established by Congress as a NEHRP facility. 3.0. Largest earthquakes, significant events, lists and maps by magnitude, by year, or by location. Features overview map, magnitude, time, depth, source, shake map, list of reports, interactive map, user reports and get links to further info. 5) Select plot type and depth constraint if any. Shortly after 10 p.m. Tuesday, a magnitude 7.8 earthquake centered about 65 miles south of Perryville on the Alaska Peninsula prompted a series of … 2021-01-07 21:01:04 (UTC-08:00) 117.7 km. Using the tools in this panel you can control the earthquakes shown on the map. 5.0. The Latest Earthquakes application supports most recent browsers ... Only List Earthquakes Shown on Map . 6310 km. A powerful 7.8-magnitude earthquake struck off the coast of Alaska, south of the Aleutian Islands, in the wee hours of Wednesday morning (July 22), prompting fear of a … An earthquake on Tuesday night, July 21, 2020, prompted a tsunami warning across a stretch of coastal Alaska. A map on the U.S. Tsunami Warning System website shows tsunami warning areas in red. We provide definitive earthquake information to the public, emergency managers, scientists and engineers. Click on "Draw" to start. File an "I felt it" report if you felt the quake! Across south-central Alaska, ground fissures, collapsing structures, and tsunamis resulting from the earthquake caused about 131 deaths.. An initial earthquake with a 7.5 magnitude occurred around Sand Point, Alaska, a city on one of the Shumagin Islands, just before 1 p.m. local time (5 p.m. Download Station KML. To access USGS earthquake information without using javascript, use our Magnitude 2.5+ Earthquakes, Past Day ATOM Feed or our other earthquake feeds . Not all stations are maintained by the AEC. 2021-01-07 19:57:04 (UTC-08:00) 11.0 km. Show the Trans-Alaska Pipeline, running 800 miles from Prudhoe Bay to the Port of Valdez. The Latest Earthquakes application supports most recent browsers ... Only List Earthquakes Shown on Map . 3.6. However Alaska can also produce earthquake swarms, or a series of earthquakes that is not similar to your typical mainshock-aftershock sequence. Jump to navigation Jump to search. Return to Geology >> Hazards >> Alaska Earthquake and Tsunami Hazards. The "Time" and "Depth" determines whether earthquake age or depth are used to color the symbol. The first earthquake which was magnitude-7.8 hit at 6.12am UTC, 99km south-southeast of Perryville, Alaska. 2021-01-07 20:45:11 (UTC-08:00) 64.0 km. Alaska Earthquake Center; USGS National Earthquake … Southern Alaska lies at the eastern end of the Aleutian Trench, where the Pacific Plate is subducting beneath the North American Plate.Near Anchorage, the plates are converging at a rate of 57 mm per year. 3)Click a second point on the map, this will be the right side of the cross-section. Tectonic setting. Sort. The "Time" and "Depth" determines whether earthquake age or depth are used to color the symbol. Newest First. Clicking on an earthquake symbol shows its basic details and a link to a page with more details about the individual earthquake. We are working to update the National Seismic Hazard Map for Alaska with the past decade of new science in response to requests from the state’s engineering and geotechnical communities. Map of southern Alaska showing the epicenter of the 1964 Alaska Earthquake (red star). If you would like to see prior earthquakes, visit our interactive map HERE. 5 km SSE of Guánica, Puerto Rico. Data Layers Stations. Feature interactive map: submit / read I-felt-an-earthquake reports and links to further info. This is an incomplete list of earthquakes in Alaska. Probable surface explosions (usually due to quarrying or road building) are shown as stars. Impact Summary; Technical Summary; Contributors. To reduce load times, the list is not rendered for large queries. Shows quaternary faults as mapped and compiled by the Alaska Division of Geological and Geophysical Surveys. 4) Drag square on line to include events to plot. Volcanoes. Special Earthquakes, Earthquake Sequences, and Fault Zones Compilations of information about significant earthquakes, swarms or sequences, and fault zones of interest. please share your experience and submit a short "I felt it" report! Magnitude. A magnitude 7.0 earthquake that struck near Anchorage, Alaska, on Friday morning crumbled roads and splintered buildings, sent residents scurrying for cover and triggered a … A U.S. Geological Survey map shows where a magnitude 7.8 earthquake hit Alaska at 10:12 p.m. on July 21, 2020. 3.4. Faults. The minimum magnitude to plot is selected by the slider. File an "I felt it" report if you felt the quake! Format. The sizes of symbols scale with earthquake magnitude, and their color with either the age of the earthquake or its depth, as shown in the legend below, and selected in the panel to the right of the map. While commonly plotted as points on maps, earthquakes of this size are more appropriately described as slip over a larger fault area. 67 km NNE of Cruz Bay, U.S. Virgin Islands. Trans-Alaska Pipeline. The earthquake epicenter was located southeast off the coast of the Aleutian Island chain 65 miles from Perryville, Alaska. Javascript must be enabled to view our earthquake maps. Historically active volcanoes in Alaska. If the application does not load, try our legacy Latest Earthquakes application. Show all magnitudes > Color earthquakes by: Time Depth. Around 10:12 PM in Alaska, a strong earthquake was registered about 65 miles to the south of Perryville, Alaska. Magnitude. The earthquake happened in the so-called Alaska-Aleutian Trench, where a … The stations that are included within the Earthquake Center's data processing feed. Date MMI Mag. The list is not rendered for large queries Virgin Islands of the largest earthquakes in,. 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