ARTFEED — Contemporary Art Intelligence

Chemical tank implosion at Washington pulp mill kills workers

other · 2026-05-27

On Tuesday morning at 7:15 am, a chemical tank at Nippon Dynawave Packaging's pulp and paper mill in southwestern Washington state collapsed, leading to injuries and fatalities. The tank held 'white liquor', a hazardous mix of sodium hydroxide and sodium sulphide. At least 10 individuals sustained injuries, including a firefighter, with varying degrees of burns and inhalation damage, from minor to critical. Some workers were reported dead or unaccounted for. Cowlitz Fire and Rescue Chief Scott Goldstein refrained from disclosing the exact count of fatalities or missing individuals until family members are informed. Recovery efforts are ongoing, with authorities confirming that there is no immediate threat to the public.

Key facts

  • Chemical tank implosion at Nippon Dynawave Packaging mill in Washington state
  • Tank contained 'white liquor' (sodium hydroxide and sodium sulphide)
  • At least 10 people injured, including a firefighter
  • Undisclosed number of fatalities and missing workers
  • Injuries include burns and inhalation injuries, ranging from minor to critical
  • Incident occurred at 7:15 am on Tuesday
  • Cowlitz Fire and Rescue Chief Scott Goldstein declined to release specific numbers
  • No immediate threat to the public

Entities

Institutions

  • Nippon Dynawave Packaging
  • Cowlitz Fire and Rescue

Locations

  • Washington
  • United States

Sources