Decommissioning Insight 2017

Forecast Decommissioning Expenditure on the UK Continental Shelf, 2017 to 2025 1

Central and Northern North Sea and West of Shetland

Southern North Sea and Irish Sea

Total UKCS

2

Operator project management and facility running costs Facilities ‘making safe’ and topside preparation Pipelines ‘making safe’ Substructure removal Mattress decommissioning and other subsea infrastructure removal Pipeline decommissioning Well P&A Topside removal

£2.4 billion

£216 million

£2.7 billion

£6.8 billion

£1.5 billion

£8.3 billion

£808 million

£150 million

£958 million

£121 million £1.3 billion £689 million

£162 million £133 million £449 million

£283 million £1.4 billion £1.1 billion

£546 million

£248 million

£794 million

£834 million

£173 million

£1 billion

Onshore recycling and disposal Site remediation

£215 million

£65 million

£279 million

£136 million £20 million £13.9 billion

£43 million £10 million £3.2 billion

£179 million £29 million £17 billion

Monitoring

Total

Forecast Average Unit Costs for Well P&A and Cost per Tonne on the UK Continental Shelf, 2017 to 2025

Central and Northern North Sea and West of Shetland

Southern North Sea and Irish Sea

Average UKCS

Platform well P&A

£4.9 million

£2.8 million

£3.8 million

Suspended exploration and appraisal well P&A Subsea development well P&A Facilities ‘making safe’

£6.9 million

£3.4 million

£4.9 million

£10.1 million

£7.8 million

£9.7 million

£509

£928

£578

Topside removal

£2,800 £4,700

£3,600

£3,436

Substructure removal

1 All forecasts by region and component are rounded and so the sum of them may not come to the total forecast expenditure

9