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Standard Exploration Licence 1/11 – “Barryroe”



Licence 1/11 (“Barryroe”) incorporates part blocks 48/22, 48/23, 48/24, 48/27, 48/28, 48/29, 48/30 covering an area of 614  sq km along the axis of the North Celtic Sea Basin. The Barryroe Licence is held by Lansdowne (20 per cent) and Providence Resources plc (80 per cent). Part of the Barryroe acreage lies beneath the Seven Heads Gas Field, with the boundary between the two concessions lying at 4,000ft (approximately 1,250m) sub-sea.

Lansdowne participated in the successful appraisal well 48/24-10z which tested 43 degree API oil at 3514 bopd. Three previous wells tested oil in the Barryroe Licence acreage which lies directly below the Kinsale Energy Limited operated Seven Heads Gas Field. The reservoir sands are in the Cretaceous Middle and Lower Wealden sequences between 1,400m and 2,300m (approximately 4,600 to 7,550ft) below sea level.

Two wells drilled by Esso in 1973/1974 tested oil. Well 48/24-1 from Middle Wealden sands at an aggregate rate of 1300 barrels per day and 48/28-1 tested oil from a Middle Wealden sand at 1527 barrels per day. A third well, 48/24-3 drilled by Marathon in 1990, tested oil from Lower Wealden sands at an aggregate rate of 1619 barrels per day.

  • Oil tested is a light 43 degree API, with a high wax content ranging c.17%
  • Lansdowne’s share of 2C recoverable resources in Barryroe is 69 MMBOE

Following integration of the successful appraisal well results the updated Oil In Place  P50 Resource estimate by the Operator for Barryroe is 1,043 mmbbls.

 

151126 Barryroe Licence Map

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