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Jul. 16—Update: This story has been updated with a new article: 7.2 earthquake off Alaska Peninsula triggers brief tsunami warning, sending some residents to higher ground Update, 12:55 a.m ...
The United States Geological Survey wrote in a social media post that the earthquake occurred 106 kilometers (65.8 miles) south of Sand Point, Alaska, at 10:48 p.m. Saturd
A tsunami warning issued Monday after a 7.5-magnitude earthquake off southern Alaska was downgraded to an advisory by evening. The 12:54 p.m. quake was centered 62 miles southeast of Sand Point ...
Nine quakes measuring at least magnitude 5.0 struck on or near the islands and in a cluster offshore to the south Sunday morning and afternoon, according to the Alaska Earthquake Center. Three of the quakes measured 6.0 or stronger, with the biggest a 6.3 temblor offshore.
The earthquake was initially rated a magnitude 7.4 but was upgraded to a magnitude 7.5 with a depth of 40.1 km (25 miles), according to the USGS. The epicenter was approximately 575 miles ...
A powerful earthquake occurred just south of the Alaska Peninsula Monday afternoon, local time, prompting tsunami warning for part of the coast. The earthquake was initially rated a magnitude 7.4 ...
The earthquake ruptured an area of about 120 mi × 60 mi (193 km × 97 km), equal to about 7,200 sq mi (19,000 km 2). The estimated maximum slip along this fault surface was about 3 to 4 m (9.8 to 13.1 ft). [30] The earthquake appears to have only partially ruptured the Shumagin segment of the subduction zone, at 75%.
“The biggest threat would be any potential tsunami risk,” a USGS geophysicist told NBC News. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800 ...