First commercial oil flow tested offshore Ireland

03/26/2012
An appraisal well in the North Celtic Sea basin has turned in the first commercial oil flow rate offshore Ireland. The 48/24-10z Barryroe appraisal well stabilized at rates of 3,514 b/d of oil and 2.93 MMscfd of gas with 517 psia wellhead pressure on a 68⁄64-in. choke without artificial lift. The test rate is nearly double the predrill commercial threshold, said Providence Resources PLC, Dublin. Oil formation is the Lower Cretaceous basal Wealden sandstone at 7,400 ft. Next steps are to test the upper gas-bearing basal reservoir zone, commingle the two zones, suspend the well for a possible sidetrack, and compare log and well data with 3D seismic. Providence operates the SEL 1/11 license ...
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