Decommissioning Insight 2016 - Oil & Gas UK

DECOMMISSIONING INSIGHT REPORT 2016

Activity Forecast 2016 to 2025 6

Northern North Sea and West of Shetland

Southern North Sea and Irish Sea

Norwegian Continental Shelf

Central North Sea

Total – UK and Norway

Total UK

Number of projects 6

39

83

31

153

33

186

Number of wells for P&A Proportion of wells that are platform wells

396

644

430

1,470

362

1,832

80%

37%

73%

60%

85%

64%

Number of platforms for removal

67

16

12

95

14

109

Topside weight to be removed Substructure weight to be removed Number of mattresses to be decommissioned Subsea infrastructure to be removed Number of pipelines to be decommissioned Length of pipelines to be decommissioned

90,260 tonnes 63,745 tonnes

187,238 tonnes

262,022 tonnes

539,520 tonnes 231,538 tonnes

112,612 tonnes

652,132 tonnes 316,272 tonnes

71,056 tonnes

96,737 tonnes

84,734 tonnes

4,526

5,979

1,162

11,667

188

11,855

4,268 tonnes

56,714 tonnes

1,697 tonnes

62,679 tonnes

1,745 tonnes

64,424 tonnes

200

484

96

780

67

847

3,426 kilometres

2,666 kilometres

1,038 kilometres

7,130 kilometres

297 kilometres

7,427 kilometres

Total tonnage coming onshore

164,834 tonnes

369,190 tonnes

360,456 tonnes

894,480 tonnes

199,091 tonnes

1,093,571 tonnes

6 Project is defined by the operator and can range from a single well for P&A to multi-platforms.

8