Un “pequeño” #tsunami llegó a tierra con olas <0.2 m; la mayor, 50 min después, recordatorio de que los #tsunamis pueden durar y llegar en varias olas 🌊
A M6.8 earthquake struck offshore Japan today - another large earthquake from the subduction zone that produced two recent great earthquakes. The earthquake was preceded by a "cascade up": foreshocks progressively increasing in maximum magnitude.
What do we know? What might happen next?