Northern California, from Cape Mendocino (Humboldt County) to the Oregon border, was under a tsunami warning after an 8.8-magnitude earthquake rocked Russia earlier in the day. The estimated arrival time for Crescent City was 11:50 p.m. Pacific time.
A tsunami warning is issued when a tsunami with the potential to generate strong currents or waves dangerous to those in or very near the water is imminent, expected or occurring. The waves may be hazardous to swimmers, boats and coastal structures for hours or even days after the initial arrival time. People are advised to move off the beach and out of harbors and marinas.
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The California Geological Survey has created maps showing hazard zones along the entire coast where water might inundate the shoreline during a tsunami. Below is an interactive version of the map that allows people to check if they live or work in a tsunami zone, and where to escape it.
“What we’re depicting with that line is where we anticipate the tsunami to stop and not affect you if you were at a higher elevation,” said Jeremy Lancaster, a geologist at the California Geological Survey…