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COURTESY USGS This U.S. Geological Survey map shows the location of a magnitude 7.0 earthquake off Russia’s Kamchatka region today. It poses no tsunami risk to Hawaii. COURTESY USGS This U.S ...
An earlier estimate calculated the earthquake as magnitude 6.3. ... The island's most powerful earthquake since Hawaii became a state was a magnitude 7.7 in 1975, with an epicenter about 27 miles ...
The 22-mile deep quake hit 1.24 miles from Pahala at 10:06 a.m. local time, according to the USGS. More than 1,200 people from as far away as Wailuki and Kahului reported feeling the tremor.
In some regions, tsunami sirens are used to help alert the public. The Pacific Tsunami Warning Center (PTWC), located on Ford Island, Hawaii, is one of two tsunami warning centers in the United States, covering Hawaii, Guam, American Samoa and the Northern Mariana Islands in the Pacific, as well as Puerto Rico, the U.S. Virgin Islands and the British Virgin Islands in the Caribbean Sea.
Date Region M MMI Deaths Injuries Comments 2018-05-04: Hawaii – Eastern rift zone: 6.9: M w: VIII: Moderate damage [1]2006-10-15: Hawaii – Western: 6.7: M w: VIII: Several
A magnitude 4.7 earthquake struck the Big Island of Hawaii on Thursday as officials tracked two rapidly developing storms in the Pacific. The temblor was reported nine miles south of Fern Forest ...
A similar earthquake occurred November 29, 1975, with a magnitude of 7.2. A 40-mile (64 km) wide section of the Hilina Slump slid 11 feet (3.4 m) into the ocean, widening the crack by 26 ft (7.9 m). This movement also caused a tsunami that reached a maximum height of 47.0 feet (14.3 m) at Keauhou Landing. [31]
The earthquake, which didn't cause a tsunami and which the U.S. Geological Survey initially reported as magnitude 6.3, was centered on Mauna Loa's southern flank at a depth of 23 miles (37 ...