Viking Graben
10 February 2015

N52 - Long-reach exploration well deviated 3 miles NNE from the Alwyn North Platform to the Alwyn North East tilted fault block. Statfjord A/B Sandstone objective. Well located to intersect Dunlin subcropping BCU avoiding depleted Brent reservoir. Well abandoned after packing off in Jorsalfare and Maureen claystones.
N52Z - Long-reach exploration well deviated 3 miles NNE from the Alwyn North Platform to the Alwyn North East tilted fault block. Statfjord A/B Sandstone objective. Well located to intersect Dunlin subcropping BCU avoiding depleted Brent reservoir. Well abandoned after packing off in Jorsalfare and Maureen claystones.
N52Y - Long-reach exploration well deviated 3 miles NNE from the Alwyn North Platform to the Alwyn North East tilted fault block. Statfjord A/B Sandstone objective. Well located to intersect Dunlin subcropping BCU avoiding depleted Brent reservoir. Gas/condensate encountered in Statfjord from 20,889 ft (10,872 ft TVDSS) to 110,081 ft TVDSS (base Statfjord B reservoir)
with Statfjord C and D water-wet. Gross 995 ft Statfjord reservoir with 413 ft net pay (drilled thickness) and showed significant pressure depletion (~1,600 psi). Average porosity 16.6% and Sw 22.5%. TD 21,884 ft (11,374 ft TVDSS). Well perforated 20,895–21,102 ft and 21,182–21,203 ft, completed and placed on production 6th February 2010.

Operator(s):