The massive waves were triggered by a devastating 9.0-magnitude earthquake that struck Japan last March and crippled the Fukushima Dai-ichi nuclear power plant, gave the sea floor a huge shove toward Honshu, Japan’s largest island. But until now it has been unclear how
The US East Coast tsunami posibility was main target of new sonar mapping study. Researchers at the U.S. Geological Survey, along with other governmental and academic partners, have been researching the potential for tsunamis generated by landslides in submarine
Two major hazard excercise are scheduled for November 9 2011 and also close approach of asterois 2005 YU55. Testing of Emergency Alert System (EAS) and PACWAVE11, a multi-scenario exercise that will allow PTWS countries to exercise using a destructive local or
Debris from the devastating tsunami that hit Japan on March 11 has turned up exactly where scientists predicted it would after months of floating across the Pacific Ocean. Finding and confirming where the debris ended up gives them a better idea of where it’s headed
At 9 PM UTC yesterday, authorities have finally confirmed that an eruption took place on the ocean floor 5 km from Restinga, the southernmost location on El Hierro. IGN (Spanish seismological agency) has set the eruption depth at 600 meters. The alert level remains at
Nearly two dozen countries next Wednesday will take part in a full-scale test of the Indian Ocean’s tsunami alert system, using the 2004 Sumatra quake as the basis for the exercise. Exercise IOWAVE 11 will re-enact the seismic events of December 26, 2004, simulating a
The devastating earthquake that struck Japan this year may have rattled the highest layer of the atmosphere even before it shook the Earth, a discovery that one day could be used to provide warnings of giant quakes, scientists find.The magnitude 9.0 quake that struck
Intense swarms of tremors beneath one of the volcanic Canary Islands has placed residents of El Hierro on alert for a possible eruption. Spain’s Instituto Geografico Nacional (IGN) reported the nearly 9,000 seismic movements on the island since July 17 have caused
A powerful magnitude 7.5 (7.1 downgrade USGS) earthquake struck off the Pacific island nation of Vanuatu, the U.S. Geological Survey reported. The earthquake, which struck at 3:55 a.m. local time on Sunday (12:55 p.m. EDT on Saturday), was centered 63 km (39 miles)
