Deaths reported after chemical tank implodes at Washington mill

Published: Tuesday, May 26, 2026 at 7:12 pm

Chemical Tank Implosion at Washington Mill Results in Fatalities

Longview, Washington – A tragic incident unfolded Tuesday at a pulp and paper mill in Washington state, resulting in confirmed fatalities after a chemical tank imploded. Local authorities and company officials have confirmed the deaths and are currently in the recovery phase.

The incident, which occurred at the Nippon Dynawave Packaging Co. facility, caused "multiple critical injuries," according to a joint statement released by the company and local law enforcement. Emergency responders are still on the scene, and no identifying information about the injured or deceased will be released until family members have been notified.

The Longview Fire Department described the scene as a "mass casualty scene." First responders decontaminated patients and transported them to hospitals in Longview and Vancouver, Washington. The fire department reported that the tank contained white liquor, although the exact chemical composition remains unclear.

The Nippon Dynawave Packaging Co. facility is a significant employer in the region, with approximately 1,000 employees, according to the Washington State Department of Ecology. The mill produces materials for a variety of products, including tissues, printing paper, and packaging. Approximately 40 firefighters and paramedics, along with a regional hazmat team, responded to the incident, which was reported at 7:19 a.m. local time. The company has not yet released a statement.

This incident comes as thousands of Southern California residents remain evacuated due to a separate incident involving a damaged chemical tank at an aerospace plant.

BNN's Perspective:

The events in Washington underscore the inherent risks associated with industrial operations and the critical importance of safety protocols. While the exact cause of the tank implosion is still under investigation, this incident highlights the need for rigorous oversight and emergency preparedness to protect workers and the surrounding community. The simultaneous incidents in Washington and Southern California also raise broader questions about the management and regulation of hazardous materials.

Keywords: chemical tank, implosion, fatalities, Washington, Nippon Dynawave Packaging Co., pulp and paper mill, injuries, emergency responders, white liquor, mass casualty, hazmat, industrial accident, Longview Fire Department, public safety

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