Αποτελέσματα Αναζήτησης
17 Αυγ 2023 · ANCHORAGE, Alaska (AP) — Researchers have concluded there is a “rare but real risk” that an earthquake-produced tsunami could inundate parts of coastal Anchorage under certain conditions, a newspaper reported, a shift from the prior understanding of the risk posed to Alaska’s largest city.
Alaska, Earthquake and Tsunami, July 29, 2021. The magnitude 8.2 Mw Chignik earthquake, southeast of Perryville, Alaska (south of the Alaska Peninsula) (55.325 N 157.841 W depth=32 km) occurred at 06:15 UTC and generated a small tsunami. This was the largest U.S. earthquake in almost 60 years, since the 04 February 1965 magnitude 8.7 Mw Rat ...
16 Αυγ 2023 · A new report by the University of Alaska Fairbanks and Alaska Division of Geological & Geophysical Surveys reveals an updated understanding of how tsunamis interact with tides and of the region’s potential tsunami hazard.
If the giant, slow-moving landslide were to suddenly collapse into the narrow fjord below, it would generate an extremely large tsunami because of the way the fjord's shape would amplify the wave.
2 Απρ 2023 · The resultant wave was not just a tsunami but the largest tsunami ever recorded, a megatsunami. At an estimated 1,720 feet high at its highest, it would have dwarfed every building in Anchorage...
16 Ιουλ 2023 · A powerful 7.2-magnitude earthquake struck near the Alaska Peninsula late Saturday. Preliminary data placed the quake about 55 miles southwest of Sand Point, Alaska, the National Weather Service said.
Local tsunamis caused by an earthquake along the Alaska-Aleutian subduction zone, such as in the Gulf of Alaska or offshore of Kodiak Island, are extremely dangerous because the first wave can arrive so quickly, with little time for warnings or evacuation.
