logo

Chemical Tank Implosion at Nippon Dynawave Paper Mill

Sector: Chemical (Industrial) • Location: Longview, Washington, United States

Source: WCIV

Project
Incident Occurred

An implosion involving a vat of chemical treatment product (white liquor) occurred at the Nippon Dynawave Packaging Co. paper mill in Longview, Washington. The incident resulted in at least one fatality, multiple injuries, and nine individuals unaccounted for. Recovery efforts are planned to begin once the tank is stabilized.

Status
Failure
Sector
Chemical (Industrial), Forest Products and Packaging, Manufacturing (Industrial)
Location
Longview, Washington, United States of America
Updated
22 Jul 2026
Source
WCIV

ConstructChat

Ask ConstructChat about Chemical Tank Implosion at Nippon Dynawave Paper Mill

Pick a question to edit it, or write your own.

First answer free · no account

I am a

Project Information FAQ

Project Information

3 Q
The project “Chemical Tank Implosion at Nippon Dynawave Paper Mill” is an infrastructure initiative in the Chemical (Industrial) sector, located in Longview, Washington, United States. Taiyo aggregates data on it from WCIV.

Participants

Not available for this record.

Status

Original status

incident occurred

Taiyo status

Failure

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

An implosion involving a vat of chemical treatment product (white liquor) occurred at the Nippon Dynawave Packaging Co. paper mill in Longview, Washington. The incident resulted in at least one fatality, multiple injuries, and nine individuals unaccounted for. Recovery efforts are planned to begin once the tank is stabilized.

Original sector

Industrial

Location

Country

United States of America (USA)

State

Washington

City

Longview

Source

Source

WCIV

URL

More Details

Record type

Project

Sector

Chemical (Industrial), Forest Products and Packaging, Manufacturing (Industrial)

Article published date

2026-05-30

More on this project

Research

Free account

View all details

You are reading the public part. A free account opens the rest:

  • Every detail on this project
  • News and media coverage
  • Technical research
View all details

Free account · no card · lands you back on this project