A geological wave phenomenon caused by displacement of large water volumes
A 6.2 magnitude earthquake has struck southern Hokkaido early Monday, April 27, 2026, at a depth of 83 kilometers. The quake has registered strong shaking in towns including Urahoro and Niikappu. No tsunami advisory has been issued. This event follows a 7.5 magnitude quake off northern Japan on April 20, which prompted tsunami warnings and evacuations but caused no reported damage.
A magnitude 7.8 earthquake has struck off Mindanao on Monday morning, killing dozens, injuring hundreds and displacing tens of thousands. General Santos City and nearby provinces have reported collapsed buildings, landslides and damaged infrastructure. Rescue teams are searching rubble while aftershocks and earlier tsunami alerts are complicating operations.
A seismic event in Mindanao has caused coastal uplift of up to about 2 metres, exposing coral and seagrass as shoreline retreat is observed along the Cotabato Trench. Authorities report multiple aftershocks and ongoing assessments of casualties and damage.