The booming earthquake struck some 10 miles northeast of Anchorage at a depth of 21 miles at 8:30 am local time, according to the US Geological Survey. The aftershocks continued after the tsunami warning was lifted.
"It was very loud when it came," said Anchorage Mayor Ethan Berkowitz. "It was very clear that this was something bigger than what we normally live in. We live in a country where earthquakes live, people … but this was a big one."
Social media and television news presented scenes of chaos, including students sheltering themselves under desks, sending texts from their phones, streets buckling under passing cars, shelving food products, hospital workers looking for cover, and panicking lawyers under tables while a courtroom rocked back and forth.
It was the most violent earthquake she felt in her 37-year shivering region, Dossett said. An aftershock moved her piano half a meter from the wall.
"It shook as if I had never shaken anything," she said.
"It just did not stop, it went on and on and got louder and everything just fell everywhere ̵
Seismologists predict further aftershocks in the coming days and weeks
Gov. Bill Walker made a statement on the disaster, according to a post on his Facebook page.
There were no reports of deaths or injuries. The district of Kenai Peninsula Borough School said all the students were safe.
The US Geological Survey has reported dozens of aftershocks. The largest, registered at 5.7, was in the city of Anchorage. Seismologists have predicted much more in the coming days and weeks.
The Anchorage Office of Emergency Management occasionally challenged local residents to live on-site.
The municipal utility reported that between 7,000 and 10,000 customers were without electricity.
"I could say that this was bigger than anything I had been before, and it would not stop," said resident Philip Peterson.
Peterson was in a multi-story building in downtown Anchorage as the structure swayed and coffee cups fell from tables and tiles from the ceiling.
"I just jumped under my desk and had to ride it," Peterson said.
Michael West, the Alaska State Seismologist, told CNN that the 7.0 Earthquake felt up to 400 miles outside of Anchorage. West said damage reports were received throughout the region at the Alaska Earthquake Information Center.
President Trump-Tweets: "The Federal Government Will Save No Costs"
The White House said via Twitter that President Donald Trump, who lives in Argentina, informed about the disaster had been.
Trump tweeted, "To the great people of Alaska, you've been hit hard by a 'big one.' Please follow the instructions of the highly skilled professionals at your side, your federal government will save no costs, God bless you ALL ! "
Former Alaska Governor and Vice Presidential candidate Sarah Palin tweeted that her home was not intact after the quake, but did not address specific damage.
[Pray] for Alaska. Our family is intact – house is not … I can imagine that this is the case for many, many others. She prayed for our country after the earthquake, "she said on her verified Twitter account.
The Dena & # 39; ina Civic and Convention Center in downtown Anchorage was used as a sanctuary for people who could not come home
Two of the city's key hospitals-Alaska Regional and Providence Alaska Medical Centers-suffered damage, but the emergency room was open, according to hospital staff.
Anchorage Police Department said in a statement that it treated "several." Situations "and filed" large infrastructure damage "throughout the city.
The Federal Aviation Administration canceled flights at Ted Stevens International Airport. The airport reopened hours after the earthquake.
The FAA said Ted Stevens' tower had been evacuated at one point.
The International Airport Road near Ted Stevens was damaged, the airport said via Twitter and advised drivers to exercise extreme caution. Alaska Airlines' Operations After Ted Stevens, it resumed hours later, and flights started, according to the airline's website.
Blair Braverman said she was living in a hotel with her husband when the quake struck. She grew up in California and was familiar with earthquakes. "But this was the next step," she said.
"The bed started shaking, everything was shaking so dramatically," she told CNN.
"My husband somehow crept across the room and threw himself on me, and we crawled into the bathroom together, waiting for the aftershocks."
"The structure of the roof has just collapsed," one said. "We can not even go to our studio now, computers flew and cameras fell over."
CNN's Shawn Nottingham, Chuck Johnston, Keith Allen and Matthew Hilk contributed to this report.