Gulf Lower Tertiary deep wildcats drilling

Nov. 7, 2007
Anadarko Petroleum Corp. said it expects to spud two Miocene tests and one Lower Tertiary test in the Gulf of Mexico between November 2007 and January 2008.

By OGJ editors
HOUSTON, Nov. 7 -- Anadarko Petroleum Corp. said it expects to spud two Miocene tests and one Lower Tertiary test in the Gulf of Mexico between November 2007 and January 2008.

Green Bay is a proposed 32,000 ft Lower Tertiary test in Walker Ridge Block 372. Anadarko is operator with 35% working interest.

The Chevron Corp.-operated Sturgis North prospect is a planned 31,500-ft Miocene test in Atwater Valley Block 138 in which Anadarko has 25% working interest. Woodside Energy (USA) Inc. will operate a proposed 26,000-ft Miocene test on the Terrebonne prospect in Green Canyon Block 452 in which Anadarko has 33% working interest.

An Anadarko-operated well to test Middle Miocene objectives on the West Tonga prospect in Green Canyon is drilling toward 27,400 ft in 4,700 ft of water and expected to reach total depth in the fourth quarter. Interests are Anadarko 38%, Statoil 25%, Chevron 20%, and Shell 17%.

Anadarko spud the Atlas Deep-1 prospect at Walker Ridge 155 as a Middle to Lower Miocene test. The well, in 5,740 ft of water, is to reach TD of 32,000 ft in the fourth quarter. Interests are Anadarko 68%, Repsol E&P USA Inc. 20%, and Ridgewood Energy Corp. 12%.

BP PLC abandoned due to mechanical problems a planned 33,000-ft well in 5,562 ft of water on the Cortez Bank Lower Tertiary prospect in Keathley Canyon 244, 12 miles west of the Kaskida discovery. The well had not reached its target. Interests are BP 55%, Anadarko 25%, and Devon Energy Corp. 20%.