Premier drills successful appraisal well off Indonesia

Oct. 14, 2004
Premier Oil PLC reported the successful appraisal of Gajah Baru field on West Natuna Block A in the West Natuna Sea off Indonesia.

By OGJ editors

HOUSTON, Oct. 14 -- Premier Oil PLC reported the successful appraisal of Gajah Baru field on West Natuna Block A in the West Natuna Sea off Indonesia.

The Gajah Baru-2 appraisal well proved gas in stacked reservoirs in the Arang formation, which the Gajah Baru-1 discovery well found in 2000. Premier estimates that recoverable volumes in Gajah Baru field have increased to 325 bcf or 54 MMboe.

Gajah Baru-2 was drilled to 9,010 ft TD, encountering gas-bearing Miocene reservoirs (Arang formation) and in deeper horizons, Oligocene sands (Gabus formation). Premier used the casing-while-drilling technique, drilling the top section of the well to 2,214 ft with 13 3/8-in. casing.

Premier is operator, and partners are Kufpec (Indonesia) Ltd., Amerada Hess International Ltd., and Petróleo Brasileiro SA.