Incident date: 2024-08-09
NAICS industry code: 311513

Employees were removing excess chlorinated alkaline cleaner from a 4,000-gallon tank to conduct maintenance on a broken pipe. The excess chlorinated alkaline cleaner was emptied into a chemical tote that already contained nitric phosphoric acid. The chemical mixture resulted in the formation of chlorine gas which flooded the building. Eleven employees were taken to the hospital, but only one was hospitalized for chemical poisoning/asphyxia.

Hazard classification:
code_event: title: Inhalation of harmful substance  single episode or single shift
code_source: title: Multiple chemicals and hazardous materials
code_nature: title: Poisoning, poisoning-related asphyxia
code_body: title: BODY SYSTEMS
severity: moderate