ANCHORAGE, ALASKA (Worthy News)– A magnitude-7.9 earthquake off the coast of Alaska triggered a tsunami warning.
An earthquake of 7.9 is approximately an energy release equivalent to 10-15 megatons of TNT. In comparison, a 6.0 earthquake is the equivalent of the "Little Boy" atomic bomb that was dropped over Hiroshima, or 15 kilotons of TNT.
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7.9 earthquake triggers tsunami warning, small wave in western Aleutians – Anchorage Daily News
A magnitude-7.9 earthquake off the western Aleutian Islands shortly before 1 p.m. Monday triggered a tsunami warning over a wide area but generated only a small wave in one community, according to the National Tsunami Warning Center.
Pacific Ring fires up with mag 8 and 7.2 quakes – New Zealand Stuff
A magnitude-8 earthquake has struck in the northern Pacific but is not linked to this morning's 7.2 quake closer to New Zealand, GeoNet says.
Alaska tsunami warning prompts evacuations
Residents of the city of Adak on Alaska's Aleutian Islands evacuated the town site and gathered on a nearby hill Monday after a magnitude-7.9 earthquake prompted a tsunami warning for part of the island chain.
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