The facility is a pulp and paper mill and a liquid packaging plant, according to the Washington Department of Ecology.

The damaged tank at Nippon Dynawave Packaging Co. held approximately 900,000 gallons of white liquor, a chemical used in paper processing, authorities said.

1 dead and 9 missing after massive chemical explosion at Washington paper mill - First responders rushed to Nippon Dynawave ...

Nine employees remain missing after a chemical tank ruptured at a facility in Washington state, resulting in multiple ...

The latest on the blast that killed one person and injured nine more on May 26.

As crews continue to work through hazardous conditions, company and government officials say it’s too early to know what might have caused the implosion in Longview that killed at least nine people.

Kraft pulp mills, which have been around for decades, use highly caustic chemicals known as white liquor and high‑temperature ...

Crews are resuming the search for nine people presumed killed at a Washington state paper mill where a chemical tank ruptured.

As many as 11 people are dead, and a spill has contaminated the Columbia River in what Gov. Bob Ferguson called the deadliest ...

The death toll rises to eight in the devastating Washington paper mill explosion as authorities recover six more bodies from ...

Two people were killed and several others are injured or missing after a chemical explosion at the Nippon Dynawave facility ...

Multiple people were killed while others suffered chemical burns and other injuries in Longview after a “major chemical explosion” was reported at a pulp and paper mill Tuesday ...