Kent Assistant Police Chief Rafael Padilla said Friday that authorities walked the entire Highline College campus and did not find anything. "All Buildings need to remain in lockdown".
This post will be updated as new information becomes available. "This is an unfolding situation".
By mid-morning, local time, as officers continued to search and clear buildings, an official said they had found no signs of a shooting or any people who were wounded.
He also said that police were finding upset people hiding in closets and that he was sure firefighters would be helping them. The state patrol was asked to close down Interstate 5 near the campus while other agencies search the area.
A reunification site was set up at a nearby Lowes parking lot on Pacific Highway.More news: What South Africans are buying each other on Valentine's day
"I hope I'm here to answer when you call back", the person said.
"It's like a war zone", he said, adding that he had heard gunshots.
The school is located about 15 miles (24 kilometers) south of Seattle.
Highline is a community college in Des Moines, Washington, about halfway between Seattle and Tacoma.
Highline College, founded in 1961, is a community college that is "nationally and internationally recognized as a premier community college, a reputation earned through the development of an institutional culture that values innovation, globalization of curriculum and community participation", according to the school's Facebook page. Coming just days after 17 students and teachers were killed at Marjory Stoneman Douglas High School in Florida, the second-deadliest public school shooting in the United States, the alert quickly triggered fear.