The recent landslide-generated tsunami in Tracy Arm of Southeast Alaska recalls the granddaddy of them all: the giant wave that scarred Lituya Bay in 1958. Lituya Bay, on the Pacific coast about 100 miles southeast of Yakutat and 40 miles west of Glacier Bay, is the site of the largest splash wave ever recorded. In […]
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Mid-day on Sunday, December 8, 2024, a magnitude 6.3 earthquake was recorded southwest of Atka Island in the western Aleutians (Figure 1). The earthquake triggered interest because of its significant size. Because it was offshore and no damage was reported, it did not, on its own, raise concern for the AEC. A handful of people […]
A 7.0 magnitude earthquake off the coast of northern California shook a large part of the state at 9:44 am Alaska time. The earthquake spawned a tsunami warning urging the public to move inland away from the shoreline. The warning was lifted a short time later at 11:54 am after a wave failed to occur. […]