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2013, Taqa Bratani Ltd, Darwin, Semi-Sub Rig, DECC Reference Number 2933

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry site survey for a semi-sub righ acquired under licences P184, P474, P1634 in May 2013. The block number traversed was 211/27.

2011, Apache, Val D'Isere, Semi-Sub Rig, DECC Reference Number 2441

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licence P057 in July 2011. The block numbers traversed were 21/9, 21/10.

2014, Shell UK Ltd, Skua, Site Survey, DECC Reference Number GS_42

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry shallow gas site survey acquired under licence P358 between February and March 2014. The block number traversed was 22/24b.

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

• Published by: British Geological Survey (BGS)
• Last updated: 23 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.

2013, ConocoPhillips, Temple Wood, Semi-Sub Rig, DECC Reference Number 3044

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licences P103, P1773 between April and June 2013. The block numbers traversed were 15/29, 15/30.

2013, Nexen Petroleum UK Ltd, Blackbird, Site Survey, DECC Reference Number 3019

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry drilling hazard, environmental, semi-sub rig site survey acquired under licences P317, P273, P1580, P1659, P1581 in June 2013. The block numbers traversed were 20/2a, 20/3a,...

2013, Nexen Petroleum UK Ltd, Wyvern, Site Survey, DECC Reference Number 3016

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry environmental, drilling hazard, semi-sub rig site survey acquired under licence P2050 between June and July 2013. The block numbers traversed were 30/29, 38/4, 38/5, 39/1b.

2011, Dana Petroleum, SL5, Jack-Up Rig, DECC Reference Number 2645

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry site survey for a jack-up rig acquired under licence P1242 in September 2011. The block number traversed was 48/1a.

2010, Apache, Forties Field Note, Drilling Hazard Survey, DECC Reference Number 2155

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry site survey for a drilling hazard acquired under licence P246 in April 2010. The block number traversed was 21/10.

2012, Shell UK Ltd, Fram PWRI, Site Survey, DECC Reference Number 2777

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry shallow gas site survey acquired under licence P012 in May 2012. The block numbers traversed were 29/3c, 29/4c.

2012, Nexen Petroleum UK Ltd, Bardolph, Site Survey, DECC Reference Number 2639

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry environmental, drilling hazard, semi-sub rig site survey acquired between November 2011 and February 2012. The block numbers traversed were 20/7, 20/2a, 20/8a

2013, Chevron, Alder Relief Well Survey, Site Survey, DECC Reference Number 3121

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry site survey for relief well planning acquired under licence P119 between August and September 2013. The block numbers trsversed were 15/29a, 15/29d, 15/29e.

2013, Nexen Petroleum UK Ltd, Ravel, Site Survey, DECC Reference Number 3065

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry drilling hazard, environmental, semi-sub rig site survey acquired under licence P226 in June 2013. The block numbers traversed were 15/26a, 15/27.

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

• Published by: British Geological Survey (BGS)
• Last updated: 23 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...

2013, Enquest PLC, Kraken Templates, Semi-Sub Rig, DECC Reference Number 3015

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry debris clearance, environmental, semi-sub rig, geotechnical site survey acquired under licences P1077, P1759 between May and June 2013. The block numbers traversed were...

2013, Premier Oil, Catcher Development Area, Site Survey, DECC Reference Number 3053

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry site survey for a jack-up rig, environmental, drilling hazard aquired under licence P1430 between May 2013 and July 2013. The block numbers traversed were 28/9a, 28/10c,...

2011, Sterling Resources Ltd, Cladhan, Semi-Sub Rig, DECC Reference Number 2533

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry site survey for a semi-sub rig acquired under licences P1064 and P1680 between June and July 2011. The block numbers traversed were 210/29a, 210/29c, 210/30a and 210/30b.

2011, Nexen Petroleum UK Ltd, Edgware, Site Survey, DECC Reference Number 2412

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

An oil and gas industry drilling hazard, debris clearance and environmental site survey acquired under licence P1829 between February and April 2011. The block numbers traversed were 38/05, 39/01...

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

• Published by: British Geological Survey (BGS)
• Last updated: 23 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: 23 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.