A powerful earthquake struck Wednesday off Russia’s Far East coast, flooding a fishing port with waves from a tsunami, cutting power to a few areas and sending some panicked residents fleeing buildings but causing only a few injuries.

An 8.8-magnitude earthquake struck off Russia’s eastern coast on late Wednesday morning, local time. The quake triggered tsunami waves across the Pacific that hit Russia, Japan, Canada and parts of the US coast.

A powerful earthquake off Russia’s coast triggered tsunami waves that reached across the Pacific, prompting evacuations as far as Chile and Peru. Experts explain how sudden shifts in the ocean can send waves traveling more than 500 mph thousands of miles away.