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2013, Shell UK Ltd, Merganser, Semi-Sub Rig, DECC Reference Number 3164

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licence P012 between September and October 2013. The block number traversed was 22/30.

2011, Ithaca Energy (UK) Ltd, Harrier, Site Survey, DECC Reference Number 2486

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey acquired in April 2011. The UKCS block number traversed was 30/6.

2011, Ithaca Energy (UK) Ltd, Stella, Site Survey, DECC Reference Number 2483

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey acquired in April 2011. The UKCS block number traversed was 30/6.

2011, Tullow Oil Ltd, Foxtrot, Jack-Up Rig, DECC Reference Number 2426

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licences P1715 and P1716. The block numbers traversed were 49/29d, 49/29e and 49/30b.

2011, Tullow Oil Ltd, Ketch, Jack-Up Rig, DECC Reference Number 2570

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licence P453 between July and August 2011. The block number traversed was 44/28b.

2009, BG Group, Blake FBA, Semi-Sub Rig, DECC Reference Number 2121

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licence P810 in November 2009. The block numbers traversed were 13/24a, 13/24b.

2009, Shell UK Ltd, Rockhopper, Semi-Sub Rig, DECC Reference Number 2102

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licence P296 in December 2009. The block number traversed was 211/14.

2010, RWE Dea Ltd, Macanta, Jack-Up Rig, DECC Reference Number 2124

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licences P1230, P1327, P1231 in December 2009 and January 2010. The block number traversed was 42/14.

2010, Dana Petroleum, Western Isles, Semi-Sub Rig, DECC Reference Number 2244

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licence P472 between May and June 2010. The block number traversed was 210/24.

2010, Shell UK Ltd, Skua, Debris Clearance Survey, DECC Reference Number 2271

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for debris clearance and the evaluation of shallow gas near to an existing well. This survey was acquired under licence P358 in August 2010. The block number...

2010, Enquest PLC, Don H, Semi-Sub Rig, DECC Reference Number 2286

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a semi-sub rig and pipeline route acquired under licence P014 in July 2010. The block number traversed was 211/18.

2010, BG Group, White Bear, Jack-Up Rig, DECC Reference Number 2272

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licence P1722 in August 2010. The block number traversed was 22/4b.

2009, Taqa Bratani Ltd, Pelican, Semi-Sub Rig, DECC Reference Number 2014

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licence P296 in July 2009. The block number traversed was 211/26.

2009, Shell UK Ltd, Starling, Semi-Sub Rig, DECC Reference Number 1933

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licence P012 in August 2009 (shallow gas only) and October 2009 (anchoring only). The block number traversed was 23/22a.

2010, Sterling Resources Ltd, Grian, Jack-Up Rig, DECC Reference Number 2210

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licence P1540 in April/May 2010.

2009, BG Group, Everest FAA, Semi-Sub Rig, DECC Reference Number 2021

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licence P101 in July/August 2009. The block numbers traversed were 22/9, 22/14.

2011, Antrim Energy, East Fyne, Semi-Sub Rig, DECC Reference Number 2507

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licence P077 between April and May 2011. The block numbers traversed were 21/28a and 21/29.

2010, Venture Production, Whitethroat-Goosander, Semi-Sub Rig, DECC Reference Number 2284

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licences P1415 and P073 between October and November 2010. The block numbers traversed were 21/17a and 21/12a.

2010, Tullow Oil Ltd, Cameron, Jack-Up Rig, DECC Reference Number 2395

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licence P1139 in December 2010. The block number traversed was 44/19.

2011, Tullow Oil Ltd, Acle, Jack-Up Rig, DECC Reference Number 2406

• Published by: British Geological Survey (BGS)
• Last updated: 30 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licence P1715 between December 2010 and January 2011. The block number traversed was 49/29.