§ 71 Injection of produced water and other liquid or solid material into subsea geological formation
The operator shall have a permit in accordance with the Pollution Control Act (in Norwegian only), Chapter 3, for injection of produced water and other solid or liquid material, including drainage water, cuttings with attachment of drilling fluids and formation oil and well streams from well cleanings and well start-ups, to subsea geological formations for final disposal.
For injection as mentioned in the first subsection, the following applies:
- The operator shall ensure that injected material remains permanently in the formation.
- Before selecting a storage formation, the operator shall map the geology of the formation and ensure that the storage formation is suitable for injection of the material in question.
- The operator shall have an overview of what is injected and in what quantities.
- The operator shall monitor the injection so that deviations in the injection process that entail a risk of leakage to the seabed, are detected as quickly as possible, cf. the Activities Regulations Section 57, so that necessary measures can be implemented.
- It is not permitted to mix other waste or material into the volumes that are injected than what follows from the permit.
Section last changed:
01 January 2011