Ammonia release due to gasket seal failure

Location: Port Alberni

Regulated industry sector: Boilers, PV & Refrigeration - Refrigeration system

Incident overview

Two certified individuals were executing seasonal plant startup activities in an effort to generate an ice surface. The ammonia release initiated alarms, equipment shutdown, plant evacuation of staff and emergency services to attend the site. The loss of containment was likely caused by relaxation of the mechanical fasteners.