Incident date: 2025-06-30
NAICS industry code: 112120

Three maintenance employees were working on chemical lines feeding into a large above ground wastewater treatment tank. Sodium hydroxide and sulfuric acid reacted in a floor drain and the chemicals sprayed onto the three employees. One employee was taken to the hospital for burns to his eyes.

Hazard classification:
code_event: title: Exposure through intact tissue
code_source: title: Multiple nonflammable liquids and solids
code_nature: title: Chemical burns, corrosions  degree unspecified
code_body: title: Eye(s)
severity: moderate