Antelope 4 is within the Total-led Papua LNG.
Oil Search and InterOil are partners plus other minority partners.
The area is located within the petroleum retention license (PRL) 15.
The drilling commenced on August 27.
The company wants to confirm the structure, reservoir continuity and quality in the southern portion of the field
As at September 30, Antelope 4 was at a depth of 1940 metres and running liner in an eight and half hole, after tagging the top of the target carbonate reservoir.
Oil Search said in a report to the market that during the month, the well encountered the target reservoir about 32 metres high to prognosis.
“Drilling progress for the month was 1037 meters.
The forward plan is to complete cementing the liner and then drill ahead through the reservoir to the planned total depth.”