The Bunian-5 well, which is estimated to bring on 750 barrels of oil per day, has reached a depth of 407 metres and is having its surface casing changed.
Surface casings must be changed as the well gets deeper, once this change has occurred, the well can continue down until 1,310 metres depth before another casing change is required.
The well spudded on 24 September 2019 and is estimated to take 30 days to drill and reach a total depth of 1700 metres.
The primary target is expected to be reached at around 1,392 metres depth.
Bass owns 55% interest in field
The Tangai-Sukananti KSO is located on the island of Sumatra in Indonesia and hosts two oil fields, Bunian and Tangai.
Bass owns a 55% interest in Tangai-Sukananti KSO and is the operators of the project.
The Bunian-1 and Bunian-3ST2 wells are currently in production.
Bunian-5 is modelled to come on line at 750 barrels of oil per day and produce 0.546 million barrels of undeveloped recoverable oil JV share at the primary TRM3SS reservoir level.
Bass has other targets within the Bunian Field it intends to drill after Bunian-5 keeping investors leveraged to ongoing exploration-based news flow.