Statoil – Huldra – planning of permanent plugging and abandonment of wells

The audit took place from 14 September to 11 November 2016.

Objective

The objective of the audit was to investigate whether the company’s established processes and plans for permanent plugging of the wells at Huldra comply with the regulations. Based on various evaluations of the sub-surface, Statoil has established a philosophy for permanent plugging of the wells. In the audit, we looked at the assumptions made by the company in respect of plugging of the wells, the information available and how the company has used this information in their work to secure the wells. In addition, we reviewed the company’s efforts to verify that requisite barriers have been established in accordance with the regulatory requirements.

Result

No non-conformities or improvement points were identified during the audit.