Following the occurrence, Enbridge initiated actions to ensure that all tank and containment berm components are thoroughly inspected. The company also reviewed its maintenance procedures as well as its hazard assessment and emergency response plans. The National Energy Board, which is responsible for regulating pipelines under federal jurisdiction, monitored the clean-up process and initiated a review of the occurrence to verify Enbridge's compliance with regulatory requirements, ensuring that the company took adequate corrective, preventive and safety actions.