Chemical Tank Implosion Injures Workers at Washington Mill
PUBLISHED May 26, 2026, 2:13 PM ET
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Longview, Washington — A vat containing a chemical treatment product at the Nippon Dynawave Packaging facility imploded Tuesday morning at about 7:18 a.m., causing chemical burns and inhalation injuries to multiple people. Firefighters and paramedics decontaminated patients on scene, and ambulances transported injured individuals to PeaceHealth St. John in Longview and PeaceHealth Southwest in Vancouver. Emergency crews, including roughly 40 firefighters, paramedics and a regional hazmat team, secured Industrial Way and advised residents to avoid the area; officials said there was no immediate threat to the public. The Washington State Department of Ecology and local agencies are monitoring environmental risks, and investigations into the cause are underway this week while the company has not immediately commented.
By Sidra | JQJO News
Timeline of Events
- Facility background: Nippon Dynawave operates a kraft pulp and liquid packaging plant in Longview since 1953 (as subsidiary information).
- Early Tuesday morning (about 7:18–7:20 a.m.): a vat containing a chemical treatment product imploded at the plant.
- First responders: roughly 40 firefighters, paramedics and a regional hazmat team decontaminated patients and secured the scene; ambulances transported injured to PeaceHealth hospitals.
- Public advisory: residents were asked to avoid Industrial Way; officials reported no immediate threat to the public.
- Follow-up: state and local agencies initiated environmental monitoring and investigations; company had not immediately commented.
News Intelligence
- This incident at a local mill could impact your daily commute if you travel via Industrial Way. It also serves as a reminder of the potential risks associated with industrial facilities in our community. Check your route and stay updated on local news.
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Local emergency services, including Longview Fire Department and regional hazmat teams, benefited by exercising response protocols and gaining operational experience while managing the incident.
Several on-site workers and responders suffered chemical burns and inhalation injuries, required decontamination and hospital transport to regional PeaceHealth facilities.
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Chemical Tank Implosion Injures Workers at Washington Mill
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