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DECOMMISSIONING INSIGHT
2015
page 8
2014 Survey
2015 Survey
Platform well P&A
£2.7million
£3million
Subsea exploration and appraisal well P&A
£5million
£8.8million
Subsea development well P&A
£7.6million
£9.6million
Topside removal cost per tonne
£4,000
£4,600
Substructure removal cost per tonne
£4,500
£4,400
Average Forecast of Costs from 2015 to 2024 in the Southern North Sea and Irish Sea
Some of the average cost forecasts are significantly different to those presented in the 2014 survey. These changes
will be discussed in section 7.