![]() More than 1,000 people reported that they felt the shaking. Use an appropriate media player to utilize captioning. A 4.6-magnitude earthquake rumbled through an area northeast of Anchorage on Monday morning, the United States Geological Survey said. Elias Ranges and the Alaska Range.ĬLOSED CAPTIONING: A. In the Gulf of Alaska region, the subduction of the Yakutat plateau complicates the area, and is responsible for mountain building in the Chugach-St. Geological Survey scientists continue to investigate the magnitude 7.0 earthquake that rocked south-central Alaska on Friday, now being referred to as the '2018 Anchorage Earthquake. ![]() The angle of subduction also changes from shallow in the east to steep in the west. A 7. If you feel an earthquake, please check to see if a thread exists before posting your own. Contributed by US 2 View Nearby Seismicity Time Range Three Weeks Search Radius 250.0 km Magnitude Range 2.0 ANSS Comcat For More. Our model of the expected numbers and odds of future earthquakes. Along the trench, the rate of convergence ranges from 5 cm/year on the east to 7.8 cm/year on the west. A forum for discussion about earthquakes, volcanoes, and tsunamis in Alaska. Contributed by AK 1 Moment Tensor Fault Plane Solution Contributed by US 2 Aftershock Forecast. This animation discusses the range of tectonic activity from megathrust earthquakes to accretion of geologic terranes. Quakes Near Anchorage, Alaska, United States Now, Today, and Recently. The megathrust boundary between the plates results in both the 4,000-km-long Aleutian Trench and in the arc of active volcanoes that lie subparallel to the trench. Quakes Near Anchorage, Alaska, United States Now, Today, and Recently. This animation discusses the range of tectonic activity from megathrust earthquakes to accretion of geologic terranes.Īlaskan tectonics are dominated by Pacific-North American plate interaction. The megathrust boundary between the plates results in both the 4,000-km-long Aleutian Trench and in the arc of active volcanoes that lie subparallel to the trench. How do tectonics change across the 4,000-km-long trench?Īlaskan tectonics are dominated by the Pacific-North American plates. Your browser does not support the video tag.
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