Magnitude 7.3 quake triggered tsunami warning in Alaska. There are hardly any earthquakes on the East Coast. Does that mean we can't get tsunamis?

As per the NCS, the massive earthquake occurred at a shallow depth of 36km, making it susceptible to aftershocks.

A 7.3-magnitude earthquake struck off the coast of the US state of Alaska on Wednesday, triggering a tsunami warning, said the National Center for Seismology (NCS) in a statement. According to the NCS ...