There is no tsunami threat to Hawaii from a magnitude 7.8 earthquake that struck off the coast of Russia this morning, Pacific Tsunami Warning Center officials said. “Based on all available data a destructive Pacific-wide tsunami is not expected and there is no tsunami threat to Hawaii,” PTWC officials said at 10:41 a.m.

Current tsunami warning systems rely on seismic data to estimate whether an undersea quake could produce a tsunami, and on deep-ocean pressure sensors to confirm if one is underway. Those sensors are considered the “gold standard,” but they are expensive and sparse.

In September 2023, aseismic signal of unprecedented nature began to echo across the globe, sending shockwaves of curiosity and concern through the scientific community. This was no ordinary tremor. For nine straight days,

The District of Ucluelet says there’s no need to be alarmed if people hear sirens near the south end of the community on Thursday.