Here's why a tsunami warning was sent

A ‘non-destructive’ tsunami was spotted after California’s earthquake. Simulations show the dangers of a real one
The 7.0 earthquake earlier this month led to a tsunami warning that was quickly canceled by forecasters but officials have warned people not to assume the next event will play out the same way
Here's why a tsunami warning was sent after the 7.0 earthquake in Northern California
A tsunami warning for the Bay Area after the earthquake in Northern California might have come as a surprise. Here's why it was sent.
What to know about Northern California's rare tsunami warning
Northern California was under a rare and brief tsunami warning alert Thursday that tested local emergency notification systems after a 7.0 magnitude earthquake shook part of the state. The National Weather Service canceled its alert after roughly an hour and before the tsunami was expected to arrive.
Why Didn’t California’s 7.0 Earthquake Cause a Tsunami?
On December 5, authorities alerted the public of a potential tsunami from a 7.0 earthquake in the waters of Northern California. But why didn't it happen?
7.0 magnitude earthquake reported off Northern California coast, tsunami warning canceled
A 7.0 magnitude earthquake was reported in northern California on Thursday, according to the United States Geological Survey.
7.0 Quake Rattles Northern California, Prompting a Brief Tsunami Warning
Yet despite the earthquake’s intensity — a magnitude of 7.0, according to the U.S. Geological Survey — the shaking caused little damage because of its remote epicenter in the Pacific Ocean, 200 miles north of San Francisco Bay. The tsunami warnings were canceled about an hour after they were issued.
Northern California coastal evacuations lifted after quake prompts tsunami warning
A tsunami warning for the Northern California coast prompted by a major earthquake that struck in the ocean off Humboldt County Thursday morning has been lifted, officials said.
Strong Quake Hits Northern California; Tsunami Warning Canceled
The quake struck at 10:44 a.m. west of Ferndale, a small city in coastal Humboldt County near the Oregon border, according to the U.S. Geological Survey.
Magnitude 7.0 earthquake causes damage, cuts power. Tsunami warning canceled for California
A 7.0 magnitude earthquake off of the California coast sent trembles Thursday morning throughout Northern California, according to the U.S. Geological Survey, prompting a tsunami warning for all of Northern California and prompting thousands to evacuate.
Earthquake off California sparks tsunami warning
A tsunami warning was issued Thursday for the coast of Oregon and Northern California, according to the National Weather Service’s (NWS) tsunami tracking site. The weather service issued an
Scientists warn California tsunami danger is real after 7.0 earthquake
Scientists have warned that the major earthquake that rocked California on Thursday is a wake-up call to prepare for a future tsunami. The magnitude 7.0 quake struck 55 miles off the shore of Eureka.
Are you at risk of tsunami flooding in California? Check these maps
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California Tsunami Evacuation Left Room for Improvement
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California’s tsunami alert was a mess for many. Here’s why
The tsunami warning that came screaming through my cell phone at 10:51 a.m. was blunt: "You are in danger." The warning ...